Dictionary of Medical Acronyms & Abbreviations

[ C ]

• CIVII  continuous intravenous insulin infusion
• CIXA  constant infusion excretory urogram
• CJ  conjunctivitis
• CJA  Creutzfeldt-Jakob agent
• CJD  Creutzfeldt-Jakob disease
• CJS  Creutzfeldt-Jakob syndrome
• CJSV  Carajas virus
• CjvO₂  jugular venous oxygen content
• CK  calf kidney; casein kinase; chemokine; chicken kidney; cholecystokinin; choline kinase; contralateral knee; creatine kinase; cyanogen chloride; cytokinin
• CKII  casein kinase II
• ck  check, checked
• Cκ  kappa light chain constant region [immunoglobulins]
• CKB  creatine kinase, brain type
• CKC  cold-knife conization
• CKD  cone-kernal distribution
• CKG  cardiokymography
• C/kg  coulomb per kilogram
• CKI  cyclin-dependent kinase inhibitor
• CKM  creatine kinase, muscle type
• CKMB  creatine kinase, myocardial bound
• CKMM  creatine kinase, muscle type
• CK-PZ  cholecystokinin-pancreozymin
• CKR  chemokine receptor
• CKRM  clinical knowledge repository manager
• CKS  classic form of Kaposi sarcoma
• CL  capillary lumen; cardiolipin; case library; cell line; central [venous] line; centralis lateralis; cervical line; chemiluminescence; chest and left arm [lead in electrocardiography]; childhood leukemia; cholelithiasis; cholesterol-lecithin; chronic leukemia; cirrhosis of liver; clavicle; clear liquid; clearance; cleft lip; clinical laboratory; clomipramine; complete linkage; complex loading; composite lymphoma; computational linguistics; confidence limit or level; contact lens; corpus luteum; corrected [echo long axis] length; cricoid lamina; criterion level; critical list; cutaneous leishmaniasis; cutis laxa; cycle length; cytotoxic lymphocyte; lung capacity; lung compliance
• C-L  consultation-liaison [setting]
• C_L  constant region of light chain of immunoglobulin molecule; lung compliance
• Cl  chloride; chlorine; clavicle; clear; clearance; Cl esterase; clinic; Clostridium; closure; colistin
• cl  centiliter; clarified; clean; clear; cleft; clinic; clinical; clonus; clotting; cloudy
• Cλ  lambda light chain constant region [immunoglobulins]
• CLA  cerebellar ataxia; Certified Laboratory Assistant; cervicolinguoaxial; closed loop algorithm [for infusion of catecholamine in heart stress test]; contralateral local anesthesia; cutaneous lichen amyloidosis; cutaneous lymphocyte antigen; cyclic lysine anhydride
• Cl-a  alternative chloride channel
• ClAc  chloroacetyl
• CLAH  congenital lipoid adrenal hyperplasia
• CLam  cervical laminectomy
• CLAS  Cholesterol-Lowering Atherosclerosis Study; circulating lupus anticoagulant syndrome; classification [UMLS]; computerized laboratory alerting system; congenital localized absence of skin
• CLASP  Collaborative Low-Dose Aspirin Study in Pregnancy
• CLASS  Clomethiazole Acute Stroke Study
• class, classif  classification
• CLASSICS  Clopidrogrel Aspirin Stent Interventional Cooperative Study
• clav  clavicle
• CLB  chlorambucil; clobazam; configurable logic block; curvilinear body
• CLBBB  complete left bundle branch block
• CLBP  chronic low back pain
• CLC  Charcot-Leyden crystal; Clerc-Levy-Critesco [syndrome]
• CLCA  compact low-chromatin area
• CLCD  cleidocranial dysostosis
• CLCN  chloride channel
• CL/CP  cleft lip/cleft palate
• Cl_cr  creatinine clearance
• CLCS  colchicine sensitivity
• CLD  central low density; central lung distance; chloride diarrhea; chronic liver disease; chronic lung disease; command line interface [user-computer interface]; congenital limb deficiency; crystal ligand field
• cld  closed
• CLDH  choline dehydrogenase
• cldy  cloudy
• CLE  centrilobular emphysema; congenital lobar emphysema; continuous lumbar epidural [anesthesia]
• CLED  cystine-lactose-electrolyte-deficient [agar]
• CLEMANTIS  clinical engineering management tool and information system
• CLEOPAD  Clopidogrel in Peripheral Arterial Disease [study]
• CLEV  Chironomus luridus entomopoxvirus
• CLF  cardiolipin fluorescent [antibody]; ceroid lipofuscinosis; cholesterol-lecithin flocculation
• Clf  clumping factor
• ClfA  clumping factor A
• CLH  chronic lobular hepatitis; cleft limb-heart [syndrome]; corpus luteum hormone; cutaneous lymphoid hyperplasia
• CLI  complement lysis inhibitor; corpus luteum insufficiency
• CLIA  Clinical Laboratories Improvement Act
• CLIBS  cation and ligand induced binding site
• CLIF  cloning inhibitory factor; Crithidia luciliae immunofluorescence
• CLIMS  clinical laboratory information management system
• clin  clinic, clinical
• Cl-INH  Cl esterase inhibitor
• CLINPROT  Clinical Cancer Protocols
• ClinQuery  clinical query
• CLINT  clinical informatics network
• Cl_int  intrinsic clearance
• CLIP  capitolunate instability pattern; Cholesterol-Lowering Intervention Program; corticotropin-like intermediate lobe peptide
• CLIPS  C language integrated production system
• CLL  cholesterol-lowering lipid; chronic lymphatic leukemia; chronic lymphocytic leukemia; cow lung lavage
• CLM  capillary-lymphatic malformation
• Cl_M  metabolic clearance
• CLMA  Clinical Laboratory Management Association
• Cl₂MD  dichloromethylene diphosphate
• CLMF  cytotoxic lymphocyte maturation factor
• CLML  Current List of Medical Literature
• CLMS  classification or coding system for clinical management system
• CLMV  cauliflower mosaic virus
• CLN  ceroid lipofuscinosis
• CLO  cod liver oil; Campylobacter-like organism
• clo  "clothing" [a unit of thermal insulation]
• Cl_O  oral clearance
• CLOF  clofibrate
• CLON  clonidine
• Clon  Clonorchis
• CLOS  common list processing language object system
• Clostr  Clostridium
• CLOT  Clinical Perspectives on Lysis of Thrombi [study]
• CLOUT  Clinical Outcomes with Ultrasound Trial; Core Laboratory Ultrasound Analysis Study
• CLP  cardiac laboratory panel; cecal ligation and puncture; chymotrypsin-like protein; cleft lip with cleft palate; common lymphocyte progenitor; constraining logic programming; paced cycle length
• CL/P  cleft lip with or without cleft palate
• CL(P)  cleft lip without cleft palate
• ClP  clinical pathology
• Cl_R  renal clearance
• CLRT  continuous lateral rotational therapy
• CLRV  cherry leaf roll virus; Cimex lectularius reovirus
• CLS  cafe-au-lait spot; classical least square; Clinical Laboratory Scientist; Coffin-Lowry syndrome; Cornelia de Lange syndrome
• CLSC  Centres Locaux de Services Communitaires [Quebec]
• CLSE  calf lung surfactant extract
• CLSH  corpus luteum stimulating hormone
• CLSL  chronic lymphosarcoma (cell) leukemia
• CLSM  confocal laser scanning microscope
• CLSV  cucumber leaf spot virus
• CLT  Certified Laboratory Technician; chronic lymphocytic thyroiditis; Clinical Laboratory Technician; clot lysis time; clotting time; lung-thorax compliance
• CL_TB  total body clearance
• CLT(NCA)  Laboratory Technician Certified by the National Certification Agency for Medical Laboratory Personnel
• CLU  clusterin
• CLV  carnation latent virus; cassava latent virus; Colletotrichum lindemuthianum virus; common latent virus; constant linear velocity
• CLVd  Columnea latent viroid
• CL VOID  clean voided specimen [urine]
• CLZ  clozapine
• CM  California mastitis [test]; calmodulin; capreomycin; carboxymethyl; cardiac monitoring; cardiac murmur; cardiac muscle; cardiomyopathy; carpometacarpal; Caroll/Mackie [radiotherapy]; castrated male; Caucasian male; cause of death [Lat. causa mortis]; cavernous malformation; cell membrane; center of mass; cerebral malaria; cerebral mantle; cervical mucosa or mucus; Chick-Martin [coefficient]; chloroquine-mepacrine; chondromalacia; chopped meat [medium]; chronic meningitis; chylomicron; circular muscle; circulating monocyte; circumferential measurement; classification-maximization; clindamycin; clinical medicine; clinical modification; coccidioidal meningitis; cochlear microphonic; combined modality; common migraine; complete medium; complications; condition median; conditioned medium; congenital malformation; congestive myocardiopathy; continuous murmur; contrast material; contrast medium; copulatory mechanism; costal margin; cow's milk; cytometry; cytoplasmic membrane; Master of Surgery [Lat. Chirurgiae Magister]; narrow-diameter endosseous screw implant [Fr. crete manche]
• C-M  cardiomyopathy
• C/M  counts per minute
• C&M  cocaine and morphine
• C_M  metabolite clearance
• Cm  curium; minimal concentration
• C_m  maximum clearance; membrane capacitance
• cM  centimorgan
• cm  centimeter
• cm²  square centimeter
• cm³  cubic centimeter
• Cμ  mu light chain constant region [immunoglobulins]
• CMA  Canadian Medical Association; Certified Medical Assistant; chronic metabolic acidosis; cingulate motor area; cow's milk allergy; cultured macrophages
• CMAC  cerebellar model articulation controller
• CMAP  compound muscle (or motor) action potential
• CMAR  cell matrix adhesion regulator
• Cmax, C_max  maximum concentration
• CMB  carbolic methylene blue; Central Midwives' Board; chloromercuribenzoate
• CMBC  concentration of moving blood cells
• CMBES  Canadian Medical and Biological Engineering Society
• CMBs  center for maximally inscribed balls
• CMBV  citrus mosaic virus
• CMC  carboxymethylcellulose; care management continuity; carpometacarpal; cell-mediated cytolysis or cytotoxicity; chemical mismatch cleavage; chloramphenicol; chronic mucocutaneous candidiasis; Comprehensive Medicinal Chemistry [database]; critical micellar concentration
• cmc  critical micelle concentration
• CMCC  chronic mucocutaneous candidiasis
• CMCJ  carpometacarpal joint
• CMCS  computer-mediated communication system
• CMCT  central motor conduction time
• CMCt  care management continuity across settings
• CMD  camptomelic dwarfism; camptomelic dysplasia; cartilage matrix deficiency; cerebromacular degeneration; Certified Medical Densitometrist; chief medical director; childhood muscular dystrophy; common mental disorder; comparative mean dose; congenital muscular dystrophy; corticomedullary differentiation; count median diameter; craniomandibular disorder
• CMDD  choline and methionine deficient diet
• cmDNA  cytoplasmic membrane-associated deoxyribonucleic acid
• CMDS  computer misuse detection system
• CME  cervical mediastinal exploration; continuing medical education; Council on Medical Education; crude marijuana extract; cystoid macular edema
• CMED  central medical emergency dispatch center
• CMF  calcium-magnesium free; catabolite modular factor; chloromethylfluorescein; chondromyxoid fibroma; Christian Medical Fellowship; cold mitten fraction; cortical magnification factor; craniomandibulofacial; cyclophosphamide, methotrexate, and fluorouracil
• CMFDA  chloromethylfluorescein diacetate
• CMFT  cardiolipin microflocculation test
• CMFV  cyclophosphamide, methotrexate, fluorouracil, and vincristine
• CMFVP  cyclophosphamide, methotrexate, fluorouracil, vincristine, prednisone
• CMG  canine or congenital myasthenia gravis; case mix group; chopped meat glucose [medium]; cystometrography, cystometrogram
• CMGN  chronic membranous glomerulonephritis
• CMGS  chopped meat-glucose-starch [medium]; Clinical Molecular Genetics Society
• CMGT  chromosome-mediated gene transfer
• CMH  cardiomyopathy, hypertrophic; community mental health [services or program]; congenital malformation of the heart
• CMHC  community mental health center
• C/MHC  community/migrant health center
• CMHIS  Community Mental Health Information System [Canada]
• cmH₂O  centimeters of water
• CMHS  center for mental health services; Continuous Medicare History Sample
• CMHT  community mental health team
• CMI  carbohydrate metabolism index; care management integration; case mix index; cell-mediated immunity; cell multiplication inhibition; chronic mesenteric ischemia; circulating microemboli index; colonic motility index; combat medical informatics; combined myocardial infarction; Commonwealth Mycological Institute; computed maxillofacial imaging; computer managed instruction; Cornell Medical Index
• CMID  cytomegalic inclusion disease
• c/min  cycles per minute
• CMINET  Chinese Medical Information Network
• CMIO  chief medical information officer
• CMIR  cell-mediated immune response
• CMIS  common management information services
• CMISP  common management information standards/protocol
• CMIT  Current Medical Information and Terminology
• CMJ  carpometacarpal joint
• CMK  chloromethyl ketone; congenital multicystic kidney
• CML  carboxymethyl lysine; cell-mediated lymphocytotoxicity; cell-mediated lympholysis; central motor latency; chronic myelocytic leukemia; chronic myelogenous leukemia; clinical medical librarian; clinical medical library
• c/mL  copies per milliliter
• CMLNP  comprehensive multi-level nursing practice [model]
• CMLV  camelpox virus
• CMM  cell-mediated mutagenesis; color Doppler M-mode; Columbia Mental Maturity [scale]; coordinate measuring machine [orthopedic surgery]; cross modality matching; cutaneous malignant melanoma
• cmm  cubic millimeter
• CMMC  cervical myelomeningocele
• CMME  chloromethyl methyl ether
• CMML  chronic myelomonocytic leukemia
• CMMoL  chronic myelomonocytic leukemia
• CMMS  Columbia Mental Maturity Scale
• CMN  canine minute virus; caudal mediastinal node; certification of medical necessity; cystic medial necrosis
• CMNA  complement-mediated neutrophil activation
• CMN-AA  cystic medial necrosis of ascending aorta
• CMO  cardiac minute output; Chief Medical Officer; comfort measures only; competitive medical organization; corticosterone methyloxidase
• CMO₂  cerebral metabolic oxygen rate
• cMO  centimorgan
• cMOAT  canalicular multispecific organic anion transporter