| C | Celsius |
| C | centigrade |
| C | ascorbic acid |
| C | carbohydrate |
| C | Catholic |
| C | Caucasian |
| C' | cervical spine |
| C Diff | Clostridium difficile |
| C lam | cervical laminectomy - procedure to treat spinal stenosis |
| C S&D | cleaned, sutured, and dressed |
| C sect. | cesarean section |
| C&A | Clinitest and Acetest |
| C&B | chair and bed |
| C&B | crown and bridge |
| C&C | cold and clammy |
| C&E | consultation and examination |
| C&E | cough and exercise |
| C&F | cell and flare |
| C&F | chills and fever |
| C&H | cocaine and heroin |
| C&RP | curettage and root planning |
| C&S | Culture and sensitivity |
| C&S | conjunctiva and sclera |
| C&S | cough and sneeze |
| C&Y | Children with Youth |
| c/b | complicated by |
| C/C | cholecystectomy with operative cholangiogram (Laparoscopic) |
| C/cc | colonies per cubic centimeter |
| C/D | cigarettes per day |
| C/N | contrast-to-noise ratio |
| C/O | check out |
| C/O | complained of |
| C/P | carbohydrate-to-protein ratio |
| C/S | cesarean section |
| C/U | checkup |
| C/W | consistent with |
| CA | cancer |
| CA | cancer antigen |
| CA | carcinoma |
| CA | cardiac arrest |
| CA | carotid artery |
| Ca | calcium |
| CA 125 | cancer antigen 125 or carbohydrate antigen 125 |
| Ca/P | calcium - phosphorus ratio |
| Ca++ | calcium |
| Ca++ | calcification |
| CAA | cerebral amyloid angiopathy |
| CAAP-1 | Certified Associated Addiction ProfessionalLevel 1 also CAAP-2 |
| CAB | catheter-associated bacteriuria |
| CAB | cellulose acetate butyrate |
| CAB | combined androgen blockade - type of prostate cancer hormone therapy. |
| CAB-BAGE | coronary artery bypass graft |
| CABG | coronary artery bypass graft |
| CaBI | calcium bone index |
| CaBP | calcium-binding protein |
| CABS | Coronary artery bypass surgeryCCNU (lomustine), Adriamycin, bleomycin, and streptozocin |
| CAC | cardioacceleratory center |
| CAC | carotid artery calcification |
| CAC | Certified Alcohol Counselor |
| CACB | chronic angle closure glaucoma |
| CACI | computer-assisted continuous infusion |
| CaCl2 | calcium chloride |
| CaCO3 | calcium carbonate |
| CACS | cancer anorexia-cachexia syndrome |
| CAD | cadaver |
| CAD | calcium alginate dressing |
| CAD | cervical artery dissection |
| CADAC | Certified Alcohol and Drug Abuse Counselor |
| CADASIL | cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy |
| CADD | Computerized Ambulatory Drug Delivery |
| CADL | Communication activities of daily living |
| CADP | computer-assisted design of prosthesis |
| CADRF | coronary artery disease risk factors |
| CADXPL | cadaver transplant |
| CAE | cellulose acetate electrophoresis |
| CAEC | cardiac arrhythmia evaluation center |
| CAERS | Center for Food Safety and Applied NutritionCFSAN |
| CAEV | Caprine arthritis-encephalitis virus |
| CAF | chronic atrial fibrillation |
| CAFF | controlled atrial fibrillation/flutter |
| CAG | chronic atrophic gastritis |
| CAG | closed angle glaucoma |
| CAG | Continuous ambulatory gamma globulin ( infusion ) |
| CAGE | CAGE Alcohol Screening TestC-have you ever felt the need to cut down on your drinking?A-have you ever felt annoyed by criticism of your drinking?G-have you ever felt guilty about your drinking?E-have you ever taken a drink in the morning? |
| CaGluc | calcium gluconate |
| CAH | chronic active hepatitis |
| CAHB | chronic active hepatitis B |
| CAI | carbonic anhydrase inhibitors |
| CAI | carotid artery injury |
| CAIV | cold-adapted influenza virus vaccine |
| CAL | callus |
| CAL | calories |
| CAL | chronic airflow limitation |
| CALD | chronic active liver disease |
| CALGB | Cancer and Leukemia Group B |
| CALI | chromophore-assisted laser inactivation |
| CALLA | common acute lymphoblastic leukemia antigen |
| CAM | campylobacter vaccine |
| CAM | complementary and alternative medicine (CAM) |
| CAM | Caucasian adult male |
| CAMA | Chronic and Acute Medical Assistance |
| CAMCOG | Cambridge Cognitive Examination -a concise neuropsychological test to assist dementia diagnosis |
| CAMD | computer-aided molecular design |
| CAMs | cell adhesion molecules |
| CAN | cardiovascular autonomic neuropathy |
| CAN-A | Certified Nursing Assistant-Advanced |
| CANC | cancelled |
| CANDA | computer-assisted new drug application |
| CANP | Certified Adult Nurse Practitioner |
| CAO | chronic airway obstruction |
| CaO2 | arterial oxygen content |
| CAOS | computer-assisted orthopedic surgery |
| CaOx | calcium oxalate |
| CAP | cancer of the prostate |
| CAP | capsule |
| CAP | cellulose acetate phthalate - commonly used polymer phthalate in the formulation of pharmaceuticals, such as the enteric coating of tablets or capsules |
| CaP | cancer of the prostate |
| CAPA | Certified Ambulatory Perianesthesia Nurse |
| CAPB | central auditory processing battery |
| CAPD | central auditory processing disorder |
| CAPS | Cognitive Affective Personality System |
| CAPWA | computerized arterial pulse waveform analysis |
| CAR | cancer-associated retinopathy |
| CAR | cardiac ambulation routine |
| CAR | carotid artery repair |
| CAR | carotid artery rupture |
| CA-RA | common adductor-rectus abdominis (sx: groin pain) |
| CARB | carbohydrate |
| CARBO | Carbocaine |
| CARD | Cardiac Automatic Resuscitative Device |
| CARES | Cancer Rehabilitation Evaluation System |
| CARF | Commission on Accreditation of RehabilitationFacilities |
| CARM | Centre for Adverse Reactions Monitoring |
| C-arm | C-arm: fluoroscopy image intensifier - technique for obtaining live X-ray images |
| CARN | Certified Addiction Registered Nurse |
| CARN-AP | Certified Addictions Registered Nurse-AdvancedPractice |
| CARS | Childhood Autism Rating Scale |
| CART | classification and regression tree |
| CAS | carotid angioplasty and stenting |
| CAS | carotid artery stenosis |
| CAS | cerebral arteriosclerosis |
| CASA | cancer-associated serum antigen |
| CaSC | carcinoma of the sigmoid colon |
| CASH | chemotherapy-associated steatohepatitis |
| CASHD | coronary arteriosclerotic heart disease |
| CASL | continuous arterial spin labeled |
| CASP | Child Analytic Study Program |
| CASS | computer-aided sleep system |
| CAST | color allergy screening test |
| CAT | Cardiac Arrest Team |
| CAT | Children's Apperception Test - measures aspects of personality, judgment, control and regulation of drives, and degree of autonomy. |
| CATH | catheter |
| CATT | Card agglutination test with stainedtrypanosomes |
| CAU | Caucasian |
| CAUTI | catheter-associated urinary tract infection |
| CAV | cardiac allograft vasculopathy - long-term complication of heart transplantation |
| CAV | computer-aided ventilation |
| CAV-1 | canine adenovirus type 1 |
| CAVB | complete atrioventricular block |
| CAVC | common artrioventricular canal |
| CAVC | complete atrioventricular canal |
| CAVE | Content Analysis of Verbatim Explanation |
| CAVH | continuous arteriovenous hemofiltration |
| CAVHD | continuous arteriovenous hemodialysis |
| CAVR | continuous arteriovenous rewarming |
| CAVS | calcified valve stenosis |
| CAVSD | complete atrioventricular septal defect |
| CAVU | continuous arteriovenous ultrafiltration |
| CB | cesarean birth |
| CB | code blue |
| CB1 | cannabinoid receptor, type 1 |
| CBA | chronic bronchitis and asthma |
| CBAVD | congenital bilateral absence of the vasdeferens |
| CBC | complete blood count |
| CBCL | Child Behavior Checklist |
| CBCT | community based clinical trials |
| CBD | closed bladder drainage |
| CBD | common bile duct |
| CBDE | common bile duct exploration |
| CBDS | common bile duct stones |
| CBE | Changes Being Effected - (FDA regulation) |
| CBE | charting by exception |
| CBE | child birth education |
| CBF | cerebral blood flow |
| CBFS | cerebral blood flow studies |
| CBFV | cerebral blood flow velocity |
| CBG | capillary blood glucose |
| CBGM | capillary blood glucose monitor |
| CBH | collimated beam handpiece |
| CBI | Caregiver Burden Index |
| CBI | continuous bladder irrigation |
| CBLI | cumulative blood lead index |
| CBM | cryopreservation of bone marrow |
| CBN | chronic benign neutropenia |
| CBP | chronic benign pain |
| CBPS | Community Based Prevention Services |
| CBR | carotid bodies resected |
| CBR | chronic bedrest |
| CBR | clinical benefit rate |
| CBRAM | controlled partial rebreathing-anesthesiamethod |
| CBRN | chemical, biological, radiological, or nuclear |
| CBS | Caregiver Burden Screen |
| CBS | Charles Bonnet syndrome |
| CBS | chronic brain syndrome |
| CBS | coarse breath sounds |
| CBT | cognitive behavioral therapy |
| CBU | cumulative breath units |
| CBV | central blood volume |
| CBZ | carbamazepine |
| CC | cardiac catheterization |
| CC | chief complaint |
| CC | cerebral concussion |
| CC | cervical cancer |
| CC | chart check |
| CC | critical condition |
| CC&C | colony count and culture |
| CC&S | cornea, conjunctiva, and sclera |
| CCA | calcium-channel antagonist |
| CCAM | congenital cystic adenomatoid |
| CCAP | capsule cartilage articular preservation |
| CCAT | common carotid artery thrombosis |
| CCAVC | complete common atrioventricular canal |
| CCB | calcium channel blockers |
| CCBT | Certified Cognitive Behavioral Therapist |
| CCC | Cancer Care Center |
| CCC | central corneal clouding |
| CCC | child care clinic |
| CCC-A | Certificate of Clinical Competence inAudiology |
| CCCE | Clinical Center Coordinator Educator |
| CCCN | Certified Continence Care Nurse |
| CCC-SP | Certificate of Clinical Competence inSpeech-Language Pathology |
| CCD | charged-coupled device |
| CCD | childhood celiac disease |
| CCD | chin-chest distance |
| CCE | clubbing, cyanosis, and edema |
| CCF | congestive cardiac failure |
| CCFA | cycloserine cefoxitin fructose agar |
| CCFE | cyclophosphamide, cisplatin, fluorouracil andestramustine |
| CCFs | chronic-care facilities |
| CCG | Children's Cancer Group |
| CCH | chronic community care home |
| CCHB | congenital complete heart block |
| CCHD | complex congenital heart disease |
| CCHO | consistent carbohydrate |
| CCHS | congenital central hypoventilation syndrome |
| CCI | chronic coronary insufficiency |
| CCK | cholecystokinin - polypeptide hormone secreted in the small intestine |
| CCL | cardiac catheterization laboratory |
| CCL | critical condition list |
| CCLE | chronic cutaneous lupus erythematosus |
| CCM | calcium citrate malate |
| CCM | cerebral cavernous malformation |
| CCM | Certified Case Manager |
| CCM | children's case management |
| CCMHC | Certified Clinical Mental Health Counselor |
| CCMSU | clean catch midstream urine |
| CCMU | critical care medicine unit |
| CCN | continuing care nursery |
| CCNS | cell cycle-nonspecific |
| CCNU | lomustine (CeeNu) |
| CCO | continuous cardiac output |
| C-collar | cervical collar |
| CCP | crystalloid cardioplegia |
| CCPD | continuous cycling peritoneal dialysis |
| CCR | California Cancer Registry |
| CCR | cardiac catheterization recovery |
| CCR | complete cytogenetic remission |
| CCR | Continuity of Care Record |
| Ccr | creatinine clearance |
| CCRC | Certified Clinical Research Coordinator |
| CC-RCC | clear-cell renal-cell carcinoma |
| CCRN | Certified Critical Care Registered Nurse |
| CCRT | combined chemo radiotherapy |
| CCRU | critical care recovery unit |
| CCS | California Children's Services |
| CCS | cell cycle-specific |
| CCS | certified coding specialist |
| CCSK | clear cell sarcoma of the kidney |
| CCSS | Childhood Cancer Survivor Study |
| CCSV | cell-cultured smallpox vaccine |
| CCT | carotid compression tomography |
| CCT | central corneal thickness |
| CCT | closed cerebral trauma |
| CCT | closed cranial trauma |
| CCTGA | congenitally corrected transposition of thegreat arteries |
| CCTV | closed circuit television |
| CCU | coronary care unit |
| CCU | critical care unit |
| CCUA | clean catch urinalysis |
| CCUP | colpocystourethropexy -used for persistent urinary incontinence |
| CCV | Critical Care Ventilator |
| CCW | childcare worker |
| CCW | counterclockwise |
| CCWR | counterclockwise rotation |
| CCX | complications |
| CCY | cholecystectomy |
| CD | cadaver donor |
| CD | Crohn's disease |
| CD | Castleman disease |
| CD | celiac disease |
| CD | cervical dystonia |
| CD | cesarean delivery |
| CD | character disorder |
| CD | chemical dependency |
| CD | childhood disease |
| Cd | cadmium |
| CDAD | clostridium difficile-associated diarrhea |
| CDAI | Crohn Disease Activity Index |
| CDAK | Cordis Dow Artificial Kidney |
| CDAP | continuous distended airway pressure |
| CDB | cough and deep breath |
| CDC | calculated day of confinement |
| CDC | cancer detection center |
| CDC | Centers for Disease Control |
| CDC | Certified Drug Counselor |
| CDCC | complement-dependent cellular cytotoxicity |
| CDCP | Centers for Disease Control and Prevention |
| CDD | Certificate of Disability for Discharge |
| CDE | canine distemper encephalitis |
| CDE | common duct exploration |
| CDER | Center for Drug Evaluation and Research |
| CDFI | color Doppler flow imaging |
| CDG | carbohydrate-deficient glycoprotein |
| CDGE | constant denaturant gel electrophoresis |
| CDGP | constitutional delay of growth and puberty |
| CDGS | carbohydrate-deficient glycoprotein syndrome |
| CDH | chronic daily headache |
| CDH | congenital diaphragmatic hernia |
| CDH | congenital dislocation of hip |
| CDI | Children's Depression Inventory |
| CDI | clean, dry, and intact |
| CDI | color Doppler imaging |
| CDIC | Clostridium difficile-induced colitis |
| CDJ | choledochojejunostomy |
| CDK | climatic droplet keratopathy |
| CDK1 | cyclin-dependent kinase inhibitor |
| CDK2 | cylcin-dependent kinases 2 |
| CDLC | continuous double-loop closure |
| CDLE | chronic discoid lupus erythematosus |
| CDMS | Certified Disability Management Specialist |
| CDO | cartilage disorder |
| CDP | cancer detection program |
| CDP | chemical dependence profile |
| CDP | clinical development plan |
| CDR | cancer detection rate |
| CDR | Cause of Death Registry |
| CDR | clinical data repository |
| CDR | Clinical Dementia Rating |
| CDR | cognitive dietary restraint |
| CDRH | Center for Devices and Radiological Health |
| CDRS | Children's Depression Rating Scale |
| CDS | Chemical Dependency Specialistclinical decision support (systems) |
| CDSC | Communicable Disease Surveillance Centre |
| CDSR | Cochrane Database of Systematic Reviews |
| CDSS | Cervical Dystonia Severity Scale |
| CDSS | clinical decision support systems |
| CDT | carbohydrate-deficient transferrin |
| CDT | catheter-directed thrombolysis |
| CDT | Chemical Dependency Technician |
| CDT | clinical development team |
| CDTM | collaborative drug therapy management |
| CDU | chemical dependency unit |
| CDV | canine distemper virus |
| CDV | cardiovascular |
| cDXA | central dual-energy X-ray absorptiometry (Bone density scanning) |
| CE | cataract extraction |
| CE | central episiotomy |
| CE | chest expansion |
| CE | cardiac enlargement |
| CE | cardiac enzymes |
| CE | cardioesophageal |
| CE | capillary electrophoresis |
| CE&R | central episiotomy and repair |
| CEA | carcinoembryonic antigen |
| CEA | carotid endarterectomy |
| CEBV | chronic Epstein-Barr virus |
| CEC | capillary electrochromatography |
| CECA | Childhood Experience of Care and Abuse |
| CECD | congenital endothelial corneal dystrophy |
| CECT | contrast-enchanced computed tomography |
| CED | clinically effective dose |
| CED | Camurati-Engelmann disease |
| CEDS | Certified Eating Disorders Specialist |
| CEE | Central European encephalitis |
| CEF | chick embryo fibroblast |
| CEFM | continuous external fetal monitoring |
| CEFOT | cefotaxime |
| CEFTAZ | ceftazidime |
| CEFUR | cefuroxime |
| CEI | continuous extravascular infusion |
| CEJ | cementoenamel junction |
| CEL | cardiac exercise laboratory |
| CELIP | Claims Expansion Line-item Processing |
| CELP | chronic erosive lichen planus |
| CEM | Clinical Event Manager |
| CEMD | consultative examination by physician |
| CE-MRA | contrast-enchanced magnetic resonance angiography |
| ceMRI | contrast-enchanced magnetic resonance imaging |
| CEN | Certified Emergency Nurse |
| CENOG | Computerized Electro Neuro Ophthalmograph |
| CEO | chief executive officer |
| CEOT | calcifying epithelial odontogenic tumor |
| CEP | cardiac enzyme panel |
| CEP | chronic eosinophilic pneumonia |
| CEP | cognitive evoked potenial |
| CEPE | cataract extraction by phacoemulsification (modern cataract surgery) |
| CEPH | cephalic |
| CER | conditioned emotional response |
| CERA | continuous erythropoiesis receptor activator |
| CERAD | Consortium to Establish a Registry for Alzheimer Disease |
| CERD | chronic end-stage renal disease |
| CERT | Comprehensive Error Rate Testing |
| CERULO | ceruloplasmin |
| CERV | cervical |
| CES | Cauda equina syndrome |
| CES | central excitatory state |
| CESB | chronic electrical stimulation of the brain |
| CES-D | Center for Epidemiologic Studies-Depression |
| CESI | cervical epidural steroid injection |
| CET | common extensor tendon |
| CETC | circulating epithelial tumor cells |
| CETN | Certified Enterostomal Therapy Nurse |
| CETP | cholesteryl ester transfer protein |
| CEUS | contrast-enchanced ultrasonography |
| CF | cancer-free |
| CF | cardiac failure |
| CF | Caucasian female |
| CF | cystic fibrosis |
| CFA | common femoral artery |
| CFAC | complement-fixing antibody consumption |
| C-factor | cleverness factor |
| CFCF | carbon fiber composite frame cage |
| CFCs | chlorofluorocarbons |
| CFD | color-flow Doppler |
| CFDS | color flow Doppler sonography |
| CFF | critical fusion frequency |
| CFG | comfort function goal |
| CFH | chemical fume hood |
| CFI | chemotherapy-free intervals |
| CFIDS | chronic fatigue immune dysfunction syndrome |
| CFM | cerebral function monitor |
| CFM | close fitting mask |
| CFNS | chills, fever, and night sweats |
| CFOI | Census of Fatal Occupational Injuries |
| CFP | cystic fibrosis protein |
| CFR | case-fatality rates |
| CFRB | critical findings read back |
| CFRP | carbon-fiber reinforced polymer |
| CFS | cadaveric fascia lata |
| CFS | cancer family syndrome |
| CFS | Child and Family Service |
| CFS | congenital fibrosarcoma |
| CFT | capillary filling time |
| CFTR | cystic fibrosis transmembrane regulator |
| CFU | colony-forming units |
| CFV | common femoral vein |
| CFVR | coronary flow velocity reserve |
| CFX | circumflex artery |
| CG | cardiogreen |
| CG | caregiver |
| CG | contra lateral groin |
| CGA | clonal group A |
| CGA | contact guard assist |
| CGB | chronic gastrointestinal bleeding |
| CGCG | central giant-cell granuloma |
| CGCR | Clinical Global consensus Rating |
| CGD | chronic glycogen deficit |
| CGF | continuous gavage feeding |
| CGL | chronic granulocytic leukemia |
| CGM | continuous glucose monitoring |
| cGMP | cyclic guanosine monophosphate |
| C-GRD | coffee-ground |
| CGS | cardiogenic shock |
| CGTT | cortisol glucose tolerance test |
| cGVHD | chronic graft-versus-host disease |
| CH | chest |
| CH | chief |
| CH | child |
| CH | chronic |
| Ch | hepatic clearance |
| CH2O | free-water clearance |
| CHA | compound hypermetropic astigmatism |
| CHAP | child health associate practitioner |
| CHAQ | childhood health assessment questionnaire |
| CHARGE | coloboma, hearing deficit, choanal atresia, retardation of |
| CHARGE | growth, genital defects, and endocardial cushion defect |
| CHART | complaint, history, assessment, Rx, transport |
| CHB | chronic hepatitis B |
| CHB | complete heart block |
| CHB | congenital heart block |
| CHBHA | congenital Heinz body hemolytic anemia |
| CHC | community health center |
| CHCT | caffeine-halothane contracture test |
| CHD | chronic heart disease |
| CHD | changed diaper |
| CHD | childhood diseases |
| CHE | chronic hepatic encephalopathy |
| CHEDDAR | Chief Compliant, History, Examination,Details, Drugs, Assessment, and Return |
| ChEI | cholinesterase inhibitor |
| CHEMO | chemotherapy |
| CHESS | chemical shift suppression |
| CHF | chronic heart failure |
| CHFV | combined high-frequency of ventilation |
| CHG | change |
| CHI | closed head injury |
| CHL | conductive hearing loss |
| CHM | complete hydatidiform mole |
| CHN | central hemorrhagic necrosis |
| CHO | carbohydrate |
| chol | cholesterol |
| Chole | cholecystectomy |
| CHPV | Codman Hakim programmable valve |
| CHPX | chickenpox |
| CHR | Cercaria-Hullen reaction chronic |
| CHRS | congenital hereditary retinoschisis |
| CHT | chemotherapy |
| CHT | closed head trauma |
| ChT | chemotherapy |
| CHTN | chronic hypertension |
| CHU | closed head unit |
| CHW | community health workers |
| CI | cardiac index |
| CI | cerebral infarction |
| CI | cesium implant |
| CI | cochlear implant |
| CI | cognitively impaired |
| Ci | curie - unit of radioactivity |
| CI&S | conjunctival irritation and swelling |
| CIA | calcaneal insufficiency avulsion |
| CIAA | competitive insulin autoantibodies |
| CIBD | chronic imflammatory bowel disease |
| CIBI | Clinician Interview-Based Impression |
| CIBP | chronic intractable benign pain |
| CIC | cardioinhibitory center |
| CIC | coronary intensive care |
| CICU | cardiac intensive care unit |
| CID | Center for Infectious Disease |
| CIDS | cellular immunodeficiency syndrome |
| CIE | capillary immunoelectrophoresis |
| CIEA | continuous infusion epidural analgesia |
| CIEF | capillary isoelectric focusing |
| CIFN | chemotherapy-induced fever and neutropenia |
| CIHD | chronic ischemic heart disease |
| CII | continuous insulin infusion |
| CIIA | common internal iliac artery |
| CIL | carbamazepine-induced lupus |
| CIM | change in menses |
| CIM | chemotherapy-induced mucositis |
| CIMCU | cardiac intermediate care unit |
| CIMT | carotid intimamedia thickness |
| CIN | cervical intraepithelial neoplasia |
| CIND | cognitive impairment, no dementia |
| CINE | chemotherapy-induced nausea and emesis |
| CINV | chemotherapy-induced nausea and vomiting |
| CIO | corticosteroid-induced osteoporosis |
| CIP | critical illness polyneuropathy |
| CIPN | chemotherapy-induced peripheral neuropathy |
| CIR | continent intestinal reservoir |
| Circ | circulation |
| Circ | circumcision |
| Circ | circumference |
| CIRF | cocaine-induced respiratory failure |
| CIRT | carbon ion radiotherapy |
| CIS | Cancer Information Service |
| CIS | carcinoma in situ |
| CIS | clinically isolated syndrome |
| CISC | clean intermittent self-catheterization |
| CISD | critical incident stress debriefing |
| CISM | critical incident stress management |
| CISS | constructive interface in steady state |
| CI-Stim | cochlear implant stimulation |
| CIT | chemotherapy-induced toxicities |
| CITP | capillary isotachophoresis |
| CIU | chronic idiopathic urticaria |
| CIV | common iliac vein |
| CIVD | cold-induced vasodilatation |
| CIVI | continuous intravenous infusion |
| CIXU | constant infusion excretory urogram |
| CJR | centric jaw relation |
| CJS | chronic joint symptoms |
| CK | check |
| CK | conductive keratoplasty |
| CK-BB | Creatine Kinase BB (brain) |
| CKC | cold-knife conization - procedure to get a sample of abnormal tissue from the cervix for further examination |
| CKD | chronic kidney disease |
| CK-ISO | creatine kinase isoenzyme |
| CK-MB | creatine kinase MB fraction |
| CK-MM | creatine kinase MM fraction |
| CKW | clockwise |
| Cl | chloride |
| CL | central line |
| CL | clear liquid |
| CL | cleft lip |
| CL | cloudy |
| CL | contact lens |
| CL | critical list |
| CL | cycle length |
| cl liq | clear liquid |
| CL PSY | closed psychiatry |
| CL VOID | clean voided specimen |
| CL&P | cleft lip and palate |
| CL/CP | cleft lip and cleft palate |
| CLA | community living arrangements |
| CLA | congenital lactic acidosis |
| CLAP | contact laser ablation of prostate |
| CLARE | contact lens-associated acute red eye |
| CLASS | computer laser-assisted surgical system |
| Clav | clavicle |
| CLBBB | complete left bundle branch block |
| CLBD | cortical Lewy body disease |
| CLBP | chronic low back pain |
| CLD | central lung distance |
| CLD | chronic liver disease |
| CLD | chronic lung disease |
| CLE | centrilobular emphysema |
| CLED | cysteine lactose electrolyte-deficient |
| CLEP | college level examination program |
| CLF | cholesterol-lecithin flocculation |
| CLH | chronic lobular hepatitis |
| CLI | cental lymphatic irradiation |
| CLL | chronic lymphocytic leukemia |
| CLM | colorectal liver metastases |
| CLN | centrolobular necrosis |
| CLOX | clock-drawing task (test for dementia) |
| CLPU | contact lens-induced peripheral ulceration |
| Clr | renal clearance |
| CLRO | community leave for reorientation |
| CLS | capillary leak syndrome |
| CLSM | confocal laser scanning microscopy |
| CLT | chronic lymphocytic thyroiditis |
| CLV | cuff-leak volume |
| clysis | hypodermoclysis - subcutaneous infusion of fluids |
| CLZ | clozapine |
| cm | centimeter |
| CM | Caucasian male |
| CM | cardiac monitor |
| CM | cardiomegaly |
| CM | cardiomyopathy |
| CM | case management |
| CM | case manager |
| CM | centimeter |
| cM | centimorgan - a unit used to measure genetic linkage |
| CMA | Certified Medical Assistant |
| CMAF | centrifuged microaggregate filter |
| CMAI | Cohen-Mansfield Agitation inventory |
| CMAP | compound muscle action potential |
| Cmax | maximum concentration of drug |
| CMB | carbolic methylene blue |
| CMBBT | cervical mucous basal body temperature |
| CMC | carboxymethylcellulose |
| CMC | carpal metacarpal |
| CMC | clinically meaningful change |
| CMCD | carboxymethlcellulose dressing |
| CMD | congenital muscular dystrophy |
| CME | cervicomediastinal exploration |
| CMER | current medical evidence of record |
| CMF | chondromyxoid fibroma |
| CMG | cystometrogram |
| CMH | Cochran Mantel Haenszel |
| CMI | case mix index |
| CMID | cytomegalic inclusion disease |
| Cmin | minimum concentration of drug |
| CMIR | cell-mediated immune response |
| CMK | congenital multicystic kidney |
| CML | cell-mediated lympholysis |
| CMM | continuous metabolic monitor |
| CMME | chloromethyl methyl ether |
| CMML | chronic myelomacrocytic leukemia |
| CMMS | Columbia Mental Maturity Scale |
| CMN | Certificate of Medical Necessity |
| CMN | congenital melanocytic nevi |
| CMO | cardiac minute output |
| CMOP | Consolidated Mail Outpatient Pharmacycardiomyopathy |
| CMP | cardiomyopathy |
| CMPA | cow's milk protein allergy |
| CMPF | cow's milk, protein-free |
| CMPS | chronic myofascial pain syndrome |
| CMPT | cervical mucous penetration test |
| CMR | cardiometabolic risk |
| CMR | cardiovascular magnetic resonance |
| CMR | cerebral metabolic rate |
| CMR | chief medical resident |
| CMRI | cardiac magnetic resonance imaging |
| CMRIT | combined modality radioimmunotherapy |
| CMRNG | chromosomally mediated resistant |
| CMRO | chronic multifocal recurrent osteomyelitis |
| CMS | cardiometabolic syndrome |
| CMS | children's medical services |
| CMSUA | clean midstream urinalysis |
| CMT | carpometatarsal |
| CMT | combined modality therapy |
| CMTX | chemotherapy treatment |
| CMUA | continuous motor unit activity |
| CMV | controlled mechanical ventilation |
| CMV | cool mist vaporizer |
| CMVS | culture mid-void specimen (collection of mid-void urine specimen) |
| CN | charge nurse |
| CN | cranial nerve |
| Cn | cyanide |
| CNA | Certified in Nursing Administration |
| CNA | Certified Nursing Assistant |
| CNAG | chronic narrow angle glaucoma |
| CNAP | continuous negative airway pressure |
| CNB | core-needle biopsy |
| CNC | clinical nurse coordinator |
| CNCbl | cyanocobalamin |
| CND | cannot determine |
| CND | chronic nausea and dyspepsia |
| CNDC | chronic nonspecific diarrhea of childhood |
| CNE | Chief Nurse Executive |
| CNE | chronic nervous exhaustion |
| CNE | continuing nursing education |
| CNE | could not establish |
| CNEP | continuous negative extrathoracic pressure |
| C-NES | conversion nonepileptic seizures |
| CNH | central neurogenic hypernea |
| CNI | calcineurin inhibitors (Immunosuppressive drugs) |
| CNLD | chronic neonatal lung disease |
| CNLSD | condensation nucleation light scatteringdetection |
| CNM | certified nurse midwife |
| CNMP | chronic nonmalignant pain |
| CNO | Chief Nursing Officer |
| CNOR | Certified Nurse, Operating Room |
| CNP | capillary nonprofusion |
| CNPB | continuous negative pressure breathing |
| CNPS | cardiac nuclear probe scan |
| CNR | contrast-to-noise ratio |
| CNS | central nervous system |
| CNT | could not tell |
| CNT | could not test |
| CNV | Choroidal neovascularisation |
| CNV | copy number variations |
| CNV | cutaneous necrotizing vasculitis |
| CO | carbon monoxide |
| CO | cardiac output |
| CO | castor oil |
| CO | court order |
| CO | corn oil |
| Co | cobalt |
| COA | children of alcoholic |
| CoA | coarctation of the aorta |
| COAD | chronic obstructive airway disease |
| COAG | chronic open angle glaucoma |
| COAGSC | coagulation screen |
| COAR | coarctation |
| COBE | chronic obstructive bullous emphysema |
| COBRA | Consolidated Omnibus Budget Reconciliation Act |
| COBS | chronic organic brain syndrome |
| COC | calcifying odontogenic cyst |
| COC | chain of custody |
| COC | continuity of care |
| COCM | congestive cardiomyopathy |
| COD | carotid occlusive disease |
| COD | cataract, right eye |
| COD | cause of death |
| CODAS | chronotherapeutic oral drug absorption system |
| CODO | codocytes |
| COE | court-ordered examination |
| COG | center of gravity |
| COG | cognitive function tests |
| COGN | cognition |
| COH | carbohydrate |
| COI | conflict of interest |
| COL | colonoscopy |
| col/mL | colonies per milliliter |
| COLD | chronic obstructive lung disease |
| COM | calcium oxalate monohydrate |
| COM | center of mass |
| COM | chronic otitis media |
| COMBO | combination ultrasound with electricalstimulation |
| COMF | comfortable |
| COMP | compensation |
| COMP | composite |
| COMP | compound |
| COMP | compress |
| CON | catheter over a needle |
| CON | certificate of need |
| CONG | congenital gallon |
| CONJ | conjunctiva |
| CoNS | coagulase-negative staphylococci |
| CONT | continuous |
| CONT | contusions |
| CONV | conversation |
| CONV | Convalescent |
| CO-Ox | Co-oximetry (device for detecting hypoxia) |
| COP | center of pressure |
| COP | change of plaster |
| COP | complaint of pain |
| COR | coefficient of reproducibility |
| COR | conditioned orientation response |
| COR | coronary |
| COS | cataract, left eye |
| COS | change of shift |
| COS | Chief of Staff |
| COS | clinically observed seizure |
| Cosm | osmolal clearance - rate at which plasma is cleared of solute |
| COSTART | Coding symbols for a thesaurus of adversereaction terms |
| COT | content of thought |
| COTT CH | cottage cheese |
| COTX | cast-off, to x-ray |
| COU | cardiac observation unit |
| COV | coefficient of variation |
| COW | circle of Willis |
| COX | Coxsackie virus |
| CP | centric position |
| CP | cerebral palsy |
| CP | chemical peel |
| CP | chest pain |
| CP | chronic pain |
| CP | cleft palate |
| CP | clinical pathway |
| CP | cold pack |
| Cp | concentration of drug plasma |
| CP&PD | chest percussion and postural drainage |
| CP/CPPS | chronic prostatitis/chronic pelvic painsyndrome |
| CPA | cardiopulmonary arrest |
| CPA | carotid photoangiography |
| CPA | cerebellar pontile angle |
| CPA | chest pain alert |
| CPA | child protection agency |
| CPAP | continuous positive airway pressure |
| CPB | cardiopulmonary bypass |
| CPC | cancer prevention clinic |
| CPC | cerebral palsy clinic |
| CPC | chronic passive congestion |
| CP-CML | chronic phase chronic myeloid leukemia |
| CPCS | clinical pharmacokinetics consulting service |
| CPCs | calcium phosphate cements |
| CPD | cephalopelvic disproportion |
| CPDD | calcium pyrophosphate desposition disease |
| CPE | cardiogenic pulmonary edema |
| CPE | chronic pulmonary emphysema |
| CPEO | chronic progressive external ophthalmoplegia |
| CPER | chest pain emergency room |
| CPET | cardiopulmonary exercise testing |
| CPF | cerebral perfusion pressure |
| CPG | clinical practice guidelines |
| CPGN | chronic progressive glomerulonephritis |
| CPH | chronic persistent hepatitis |
| CPI | chronic public inebriate |
| CPI | Cancer Potential Index |
| CPI | cysteine protease inhibitor |
| CPI | chronic placental insufficiency |
| CPI | chronic pneumonitis of infancy |
| CPK | creatine phosphokinase |
| CPL | cisplatin |
| CPL | cardioplegia |
| CPL | criminal procedure law |
| CPM | cancer pain management |
| CPM | central pontine myelinolysis |
| CPM | chronic progressive myelopathy |
| CPM | counts per minute |
| CPM | cycles per minute |
| CPN | Certified Pediatric Nurse |
| CPNB | continuous perifpheral nerve block |
| CPO | chief privacy officer |
| CPO | continue present orders |
| CPOM | continuous pulse oximeter monitoring |
| CPP | central precocious puberty |
| CPP | cerebral perfusion pressure |
| CPP | chronic pelvic pain |
| CPPS | chronic pelvice pain syndrome |
| CPPV | continuous positive pressure ventilation |
| CPQ | Conner Parent Questionnaire |
| CPR | cardiopulmonary resuscitation |
| CPR | computer-based patient records |
| CPS | carbamyl phosphate synthetase |
| CPS | cardiopulmonary support |
| CPS | cervical pedicle screw |
| CPS | chest pain syndrome |
| CPS | child protective services |
| CPS | clinical performance score |
| CPs | clinical pathways |
| CPT | Current Procedural Terminology |
| CPT | chest physiotherapy |
| CPT | child protection team |
| CPT | chronic paranoid type |
| CPT | cold pressor test |
| CPU | children's psychiatric unit |
| CPUE | chest pain of unknown etiology |
| CPV | canine parvovirus |
| CPX | complete physical examination |
| CR | caloric restrictions |
| CR | capillary refill |
| CR | cardiac rehabilitation |
| CR | cardiorespiratory |
| CR | case reports |
| CR | chief resident |
| CR | clockwise rotation |
| CR | controlled release |
| CR | crutches |
| Cr | creatinine |
| CR&C | closed reduction and cast |
| CR1 | first cranial nerve |
| CRA | central retinal artery |
| CRA | chronic rheumatoid arthritis |
| CRAN | craniotomy |
| CRAO | central retinal artery occlusion |
| CRAX | crackers |
| CRB | Clinical Review Board |
| CRC | case review committe |
| CRC | child-resistant container |
| CRC | clinical research center |
| CrCl | creatinine clearance |
| CRCLM | colorectal cancer liver metatases |
| CRCR | cardiopulmonary-cerebral resuscitation |
| CRCS | colorectal cancer screening |
| CRD | childhood rheumatic disease |
| CRD | chronic renal disease |
| CRD | chronic respiratory disease |
| CRE | cumulative radiation effect |
| CREAT | serum creatinine |
| CRF | cancer-related fatigue |
| CRF | cardiac risk factors |
| CRF | case report form |
| CRF | chronic renal failure |
| CRFs | clinical risk factors |
| CRI | Cardiac Risk Index |
| CRI | catheter-related infection |
| CRI | chronic renal insufficiency |
| CRKL | crackles |
| CRL | crown rump length |
| CRM | circumferential resection margins |
| CRN | Certified Radiologic Nurse |
| CRO | cathode ray oscilloscope |
| CROM | cervical range of motion |
| CROS | contralateral routing of signals |
| CRP | C Reactive Protein |
| CRP | canalith repositioning procedure |
| CRP | chronic relapsing pancreatitis |
| CRQ | Chronic Respiratory Questionnaire |
| CRRT | continuous renal replacement therapy |
| CRS | Carroll Self-Rating Scale |
| CRS | catheter-related sepsis |
| CRS | chronic rhinosinusitis |
| CRS | colon-rectal surgery |
| CRT | cadaver renal transplant |
| CRT | capillary refill time |
| CRT | cathode ray tube |
| CRT | central reaction time |
| CRT | chemoradiotherapy |
| CRT | cranial radiation therapy |
| CRTs | cathode-ray tubes |
| CRTs | case report tabulations |
| CRTX | chemoradiotherapy |
| CRU | cardiac rehabilitation unit |
| CRV | central retinal vein |
| CRx | chemotherapy |
| CRYO | Cryogenic |
| CRYO | Cryoablation |
| CS | cardiogenic shock |
| CS | cervical spine |
| CS | celiac sprue |
| CS | cesarean section |
| CS | clinically significant |
| CS | clinical stage |
| CS | close supervision |
| CS | consciousness |
| CS | consultation |
| CS | consultation service |
| CS | coronary sinus |
| C-S RT | craniospinal radiotherapy |
| CSA | central sleep apnea |
| CSA | childhood sexual abuse |
| CSA | clinical skills assessment |
| CSA | compressed spectral activity |
| CSA | Controlled Substances Act |
| CSAP | cryosurgical ablation of the prostate |
| CSB | caffeine sodium benzoate |
| CSC | chondroitin sulfate C |
| CSC | central serous chorioretinopathy |
| CSD | celiac sprue disease |
| CSD | cortical spreading depression |
| CSDD | Center for the Study of Drug Development |
| CSE | Committee on Special Education |
| CSE | case study evaluation |
| CSE | combined spinal/epidurals |
| CSF | cerebrospinal fluid |
| CSGIT | continuous-suture graft-inclusion technique (Surgical technique - repair aortic aneurysm) |
| CSH | carotid sinus hypersensitivity |
| CSH | chronic subdural hematoma |
| CSI | Crime Scene Investigation |
| CSI | cervical spine injury |
| CSI | cholesterol saturation index |
| CSI | chemical shift imaging |
| CSI | coronary stent implantation |
| CsI | cesium iodide |
| CSL | cardiolipin synthetic lecithin |
| CSL | chemical safety level |
| CSM | carotid sinus massage |
| CSM | cerebrospinal meningitis |
| CSN | Certified School Nurse |
| CSO | Chief Security Officer |
| CSO | Craniostenosis |
| CSO | Consumer Safety Officer |
| CSP | cellulose sodium phosphate |
| CSP | cervical spine pain |
| C-spine | cervical spine |
| CSR | central supply room |
| CSR | Cheyne-Stokes respiration |
| CSR | clinical statistical report |
| CSR | combat stress reaction |
| CSS | Canadian Stroke Scale |
| CSS | carotid sinus syndrome |
| CSS | chemical sensitivity syndrome |
| Css | concentration of drug at steady-state |
| CSSD | closed system sterile drainage |
| CSSS | coronary subclavian steal syndrome |
| CSSSIs | complicated skin and skin-structure infections |
| CSSU | cardiac short-stay unit |
| CST | cardiac stress test |
| CST | castration |
| CST | central sensory conducting time |
| CST | contraction stress test |
| CST | convulsive shock therapy |
| CSU | cardiac surgery unit |
| CSU | cardiac surveillance unit |
| CSU | cardiovascular surgery unit |
| CSVD | cerebral small-vessel disease |
| CSVT | cerebral sinovenous thrombosis |
| CSW | cerebral salt-wasting |
| CSX | cardiac syndrome x |
| CT | Computed Tomography |
| CT | chest tube |
| CT | coagulation time |
| CT | carpal tunnel |
| CT | Cardiac tamponade |
| CT | calcitonin |
| CT | Computerized Tomography |
| CT | calf tenderness |
| CT | computed tomographic |
| CT | chemotherapy |
| CT | cardiothoracic |
| CT | carbon tetrachloride |
| Ct | concentration of drug in tissue |
| CTA | computed tomographic angiography |
| CTA | clear to auscultation |
| CTB | ceased to breathe |
| CTC | Cancer Treatment Center |
| CTC | circular tear capsulotomy |
| CTC | Common Toxicity Criteria |
| CTD | carboxy-terminal domain |
| CTD | carpal tunnel decompression |
| CTD | chest tube drainage |
| CTD | cumulative trauma disorder |
| CTE | chronic traumatic encephalopathy |
| CTF | colorado tick fever cancer therapy facility |
| CTG | Canine thyroglobulin |
| CTG | cardiotocography |
| CTG | chronic transplant glomerulopathy |
| CTG | childhood traumatic grief |
| CTG | connective tissue graft |
| CTH | clot to hold |
| CTI | cardiac troponin I |
| CTI | cardiac time intervals |
| CTI | cardiothoracic index |
| CTI | cavotricuspid isthmus |
| CTL | cervical, thoracic, and lumbar |
| CTM | computed tomographic myelography |
| CTM | calibration of test material |
| CTN | Clinical Trials Network |
| CTN | calcitonin |
| CTN | cardiac troponin |
| CTO | chronic total occlusion |
| CTP | comprehensive treatment plan |
| CTR | capsular tension ring |
| CTR | carpal tunnel release |
| CTR | carpal tunnel repair |
| CTS | cardiothoracic surgeon |
| CTT | congenital trigger thumb |
| CTU | computed tomographic urography |
| CTW | central terminal of Wilson |
| CTX | cerebrotendinous xanthomatosis |
| CTZ | chemoreceptor trigger zone |
| CU | cause undetermined |
| CU | chronic urticaria |
| CU | cause unknown |
| CU | chronic undifferentiated |
| CU | clinical units |
| CU | convalescent unit |
| Cu | copper |
| CUA | clean urinalysis |
| CVC | central venous catheter |
| CVD | cardiovascular disease |
| CVD | cerebrovascular disease |
| CVD | chronic venous disease |
| CVD | collagen vascular disease |
| CVEs | cerebrovascular events |
| CVF | cardiovascular failurecardiovascular fitness |
| CVG | composite valve graft |
| CVG | coronary vein graft |
| CVG | coronary venous graft |
| CVG | cochleovestibular ganglion |
| CVI | cerebrovascular insufficiency |
| CVI | chronic venous insufficiency |
| CVL | central venous line |
| CVM | Center for Veterinary Medicine |
| CVN | central venous nutrient |
| CVO | central vein occlusion |
| CVP | central venous pressure |
| CVR | cerebral vascular resistance |
| CVR | Calf vascular resistance |
| CVR | cardiovascular reactivity |
| CVS | cardiovascular surgery |
| CVS | cardiovascular system |
| CVT | calf vein thrombosis |
| CVU | clean voided urine |
| CW | careful watch |
| CW | case worker |
| CW | chest wall |
| CW | clockwise |
| CWAP | continuous wave arthroscopy pump |
| CWD | canal-wall down |
| CWD | change wet dressing |
| CWE | cutaneous water evaporation |
| CWE | cotton-wool exudates |
| CWL | cutaneous water loss |
| CWM | comprehensive weight management |
| CWMS | color, warmth, movement, and sensation |
| CWP | childbirth without pain |
| CWP | coal worker's pneumoconiosis |
| CWP | cell wall protein |
| CWP | chronic widespread pain |
| CWP | coronary wedge pressure |
| CWP | cold wet packs |
| CWP | centimeters of water pressure |
| CWP | cotton wool pledget |
| CWR | clockwise rotation |
| CWS | Certified Wound Care Specialist |
| CWT | compensated work training |
| CWV | Cape Wrath virus |
| CWV | closed wound vacuum |
| CX | cervix |
| CX | culture |
| CX | Cervical |
| CX | chest x-ray |
| CX | cancel |
| CX | chronic |
| CX | circumflex |
| CX | chemotaxis |
| CX | cystectomy |
| Cx | consultation |
| CXA | circumflex artery |
| CxBx | cervical biopsy |
| CxMT | cervical motion tenderness |
| CXR | chest x-ray |
| CXTX | cervical traction |
| CY | calendar year |
| CYA | cyclosporine A |
| CYA | cyclase |
| CYC | cycle |
| CYC | cyclophosphamide |
| CYC | cytochrome c |
| CYL | casein yeast lactate |
| CYL | cylindrical lens |
| CYL | cylinder |
| CYRO | cryoprecipitate |
| CYSTA | cystathionine |
| CYSTO | cystogram |
| CYT | cytosine |
| CYT | cytochrome |
| CZ | central zone |