Dictionary of Medical Acronyms & Abbreviations

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[ C ]

C₁ | C₂ | C₃ | C₄ | C₅ | C₆ | C₇ | C₈ | C₉ | C₁₀ | C₁₁ | C₁₂ |

χ_m magnetic susceptibility
χ_s electric susceptibility
Chi-A chimpanzee leukocyte antigen
CHIC Cardiovascular Health In Children [study]
CHID Combined Health Information [NIH] Database
CHIKV Chikungunya virus
CHILD congenital hemidysplasia with ichthyosiform erythroderma and limb defects [syndrome]
CHILI Consumer Health Information Literature [database, UK]
CHIM Center for Healthcare Information Management
CHIME Center for Health Information Management and Evaluation; College of Healthcare Information Management Executives; coloboma, heart anomaly, ichthyosis, mental retardation, ear abnormality
CHIMR Centre for Health Information Management Research [UK]
CHIMS community-based health information system
CHIMV Chim virus
CHIN community health information network
CHINA chronic infectious neurotropic agent
CHIP child health improvement program; Children's Health Insurance Program; comprehensive health insurance plan; Coronary Health Improvement Project
CHIPA community health planning agency
CHIPASAT Children's Paced Auditory Serial Addition Task
CHIPS catastrophic health insurance plans
CHiQ Centre for Health Information Quality [UK]
Chir Doct Doctor of Surgery [Lat. Chirurgiae Doctor]
chirug surgical [Lat. chirurgicalis]
CHIS community health information system; Consumer Health Information Systems
CHIV Chilibre virus
CHL Chinese hamster lung; chlorambucil; chloramphenicol
Chl chloroform; chlorophyll
CHLA cyclohexyl linoleic acid
Chlb chlorobutanol
CHLD chronic hypoxic lung disease
chlor chloride
CHLS combined heart and lung surgery
ChlVPP chlorambucil, vinblastine, procarbazine, prednisone
ChM Master of Surgery [Lat. Chirurgiae Magister]
CHMD clinical hyaline membrane disease
CHMIS community health management information system
CHMR Centre for Health Information Management Research [UK]
ChmVd chlorotic mottle viroid
CHN carbon, hydrogen, and nitrogen; child health nurse; child neurology; Chinese [hamster]; community health nurse
CHNS China Health and Nutrition Survey
CHO carbohydrate; Chinese hamster ovary; chorea; comprehensive health organization
Cho choline
C_H_₂_O water clearance
choc chocolate
CHOICE Caring for Hypertension on Initiation: Cost and Effectiveness [study]; Congestive Heart Failure Mortality: Investigation on Carvedilol's Efficacy
CHOICES Cancer, Heart Disease, Osteoporosis Interventions, and Community Evaluation Studies
CHOIR Center for Health Outcomes Improvement Research
CHOL, chol cholesterol
c hold withhold
CHOP cyclophosphamide, hydroxydaunomycin, Oncovin, and prednisone
ChoP cell-surface phosphocholine
CHORUS Collaborative Hypertext in Radiology
CHOV Chaco virus
CHP calcineurin homologue protein; capillary hydrostatic pressure; charcoal hemoperfusion; Chemical Hygiene Plan; child psychiatry; Children's Health Project; community health plan; comprehensive health planning; coordinating hospital physician; cricohyoidopexy; cutaneous hepatic porphyria
ChP chest physician
CHPA community health planning agency; community health purchasing alliance
CHPV Chandipura virus; chicken parvovirus
ChPV chipmunk parvovirus
chpx chickenpox
CHQ chloroquinol
CHQCP Cleveland Health Quality Choice Project
CHR cerebrohepatorenal [syndrome]; chemical hazards regulations
Chr Chromobacterium
chr chromosome; chronic
c hr candle hour
c-hr curie-hour
ChRBC chicken red blood cell
CHREF Connecticut Healthcare Research and Education Foundation
CHRIS Cancer Hazards Ranking and Information System; Chemical Hazard Response Information System
CHRISTMAS Carvedilol Hibernation Reversible Ischemia Trial: Marker of Success
CHROMINFO chromosome information [database]
chron chronic
CHRONIC chronic disease, rheumatoid arthritis, neoplasms, infections, cryoglobulinemia [conditions in which rheumatoid factor is produced]
CHRPE congenital hypertrophy of the retinal pigment epithelium
CHRS cerebrohepatorenal syndrome; Christian syndrome
CHRV Chub reovirus
CHS Canada Health Survey; cardiovascular health study; Center for Health Statistics; central hypoventilation syndrome; Charleston Heart Study; Chediak-Higashi syndrome; Chinese Health Study; cholinesterase; chondroitin sulfate; citizen health system [Greece]; community health study; compression hip screw; Congenital Heart Surgeons Society [study]; congenital hypoventilation syndrome; contact hypersensitivity; Copenhagen City Heart Study; coronary heart study
CHSD Children's Health Services Division
CHSO total hemolytic serum C activity
CHSP Child Health Surveillance Programme [Scotland]; Clinton Health Security Plan
CHSS cooperative health statistics system
CHT chemotherapy; combined hormone therapy; contralateral head turning
ChTg chymotrypsinogen
ChTK chicken thymidine kinase
ChTX charybdotoxin
CHU centigrade heat unit; closed head unit
CHUSPAN [treatment of] Churg-Strauss Syndrome and Polyarteritis Nodosa [study]
CHV canine herpes virus; Cryphonectria hypovirus
CHVF chemically viewed functionally [UMLS]
CHVS chemically viewed structurally [UMLS]
CHVV Charleville virus
ChYNMV Chinese yam necrotic mosaic virus
CI calcium ionophore; cardiac index; cardiac insufficiency; cation-independent; cell immunity; cell inhibition; cephalic index; cerebral infarction; cervical incompetence; chemical ionization; chemically induced; chemo-immunotherapy; chemotactic index; chemotherapeutic index; chromatid interchange; chronic infection; chronic inflammation; clinical investigator; clomipramine; clonus index; cochlear implant; coefficient of intelligence; colloidal iron; color index; Colour Index; competitive index [microbial]; complete iridectomy; confidence index; confidence interval [statistics]; conformity index [imaging]; contamination index; contextual inquiry; continued insomnia; continuous imaging; continuous improvement; continuous infusion; contraindication or contraindicated; convergence insufficiency; coronary insufficiency; corrected count increment; covering index; crystalline insulin; cumulative incidence; cytotoxic index
Ci curie
C^I intercept on concentration
CIA chemiluminescent immunoassay; chymotrypsin inhibitor activity; colony-inhibiting activity; congenital intestinal aganglionosis
CIAC central independent adjudication committee
CIAIT Chinese Infarction Angiotensin Converting Enzyme Inhibitor Trial
CIBD chronic inflammatory bowel disease
CiBER Centre for Information Behaviour and Analysis Research [UK]
CIBHA congenital inclusion-body hemolytic anemia
CIBIS Cardiac Insufficiency Bisoprolol Study
CIBP chronic intractable benign pain
CIBPS chronic intractable benign pain syndrome
CIC cardioinhibitor center; care improvement council; certification in infection control; circulating immune complex; clean intermittent catheterization; completely in the canal [hearing aid]; computers in cardiology; computing, information, and communication; constant initial concentration; crisis intervention center
Cic cicletanine
CICA cervical internal carotid artery
CICR calcium-induced-calcium release process [calcium channel]
CICU cardiac intensive care unit; cardiovascular inpatient care unit; coronary intensive care unit
CID cellular immunodeficiency; Center for Infectious Diseases; charge injection device; chick infective dose; combined immunodeficiency disease; Cosmetic Ingredient Dictionary; cytomegalic inclusion disease
CID₅₀ median chimpanzee infective dose
CI_d inter-compartmental diffusion
CIDEMS Center for Information and Documentation
CIDEP chemically induced dynamic electron polarization
CIDI composite international diagnostic interview
CIDI-SAM Composite International Diagnostic Interview-Substance Abuse Module
CIDM computerized infectious disease monitor
CIDNP chemically induced dynamic nuclear polarization
CIDP chronic idiopathic polyradiculopathy; chronic inflammatory demyelinating polyradiculoneuropathy; Clinical Initiatives Development Program
CIDS Canadian Implantable Defibrillator Study; Canadian Internal Defibrillator Study; cellular immunity deficiency syndrome; circular intensity differential scattering; continuous insulin delivery system
CIE Canberra Interview for the Elderly; cellulose ion exchange; congenital ichthyosiform erythroderma; counter-current immunoelectrophoresis; counterimmunoelectrophoresis; crossed immunoelectrophoresis
CIEBOV Cote d'Ivoire Ebola virus
CIEP counterimmunoelectrophoresis; crossed immunoelectrophoresis
CIF cartilage induction factor; cloning inhibitory factor; congenital infantile fibrosarcoma
CIFC Council for the Investigation of Fertility Control
CIG cardiointegram; cold-insoluble globulin; computer-interpretable guidelines
CIg intracytoplasmic immunoglobulin
cIgM cytoplasmic immunoglobulin M
CIGTS Comparison of Initial Glaucoma Treatment Study
CIH carbohydrate-induced hyperglyceridemia; Certificate in Industrial Health; children in hospital
CIHI Canadian Institute for Health Information
CIHR Canadian Institutes of Health Research
ci-hr curie-hour
CIHS central infantile hypotonic syndrome
CiHV ciconiid herpesvirus
CII cancer informatics infrastructure; Carnegie Interest Inventory; continuous intravenous infusion
CIIA common internal iliac artery
CIIP chronic idiopathic intestinal pseudoobstruction
CIIPX [X-linked] chronic idiopathic intestinal pseudo-obstruction
CIIR Center for Intelligent Information Retrieval
CiIV Casinaria infesta ichnovirus
CILIP Chartered Institute of Library and Information Professionals [UK]
CIM cimetidine; cortically induced movement; Cumulated Index Medicus; cytoimmunological monitoring
Ci/ml curies per milliliter
CI-MPR cation-independent mannose-6-phosphate receptor
CIMS chemical ionization mass spectrometry
CIN central inhibition; cervical intraepithelial neoplasia; chronic interstitial nephritis; community information network
CIN 1, CIN I cervical intraepithelial neoplasia, grade 1 (mild dysplasia)
CIN 2, CIN II cervical intraepithelial neoplasia, grade 2 (moderate-severe)
CIN 3, CIN III cervical intraepithelial neoplasia, grade 3 (severe dysplasia and carcinoma in situ)
C_in increased concentration [of blood]; insulin clearance
CINAHL Cumulative Index to Nursing and Allied Health Literature
Cinahl Cumulative Index to Nursing and Allied Health [UK]
CINCA chronic infantile neurological cutaneous and auricular [syndrome]
CINDI Countrywide Integrated Noncommunicable Disease Intervention [study]
CINE chemotherapy-induced nausea and emesis
C1 INH complement 1 inhibitor
C₁-INH C₁-esterase inhibitor
CINI Computers in Nursing Interactive
CIO chief information officer; corticoid-induced osteoporosis
CIOMS Council for International Organizations of Medical Sciences
CIP care information provision; chronic idiopathic polyradiculoneuropathy; chronic intestinal pseudo-obstruction; Collection de l'Institut Pasteur
CIPA client interface for professional access; Computer-Aided Identification of Phlebotomine Sandflies of the Americas [leishmaniasis]
CIPC Center for Injury Prevention and Control
CIPD continuous intermittent peritoneal dialysis
CIPF classic interstitial pneumonitis-fibrosis; clinical illness promoting factor
CIPHER Common Information for Public Health Reporting
CIPM International Committee on Weights and Measures [Comite International de Poids et Mesures]
CIPN chronic inflammatory polyneuropathy
CIPRA Comprehensive International Program of Research on AIDS
CIPSO chronic intestinal pseudo-obstruction
CIR constant interval reciprocal
CIRC Ca²⁺-induced Ca²⁺ release
circ circuit; circular; circumcision; circumference
circ & sens circulation and sensation
CIREN Crash Injury Research and Engineering Network
CIRF clinically insignificant renal fragments; contrast-induced renal failure
CIRSE Cardiovascular and Interventional Radiological Society of Europe
CIRSET Committee on Immunization Registry Standards and Electronic Transactions
CIS capacity information system; carcinoma in situ; catheter-induced spasm; central inhibitory state; Chemical Information Service; clinical information system; computer-integrated surgery; computerized information system; continuous interleaved sampler; Coronary Intervention Study; cumulative impairment score
CI-S calculus index, simplified
CiS cingulate sulcus
CISC complex-instructional-set computing
CISCA_IIB_IV Cytoxan, Adriamycin, platinum, vinblastine, bleomycin
cis-DPP cisplatin
CISE Computer and Information Science and Engineering [National Science Foundation Directorate]
CISET Committee on International Science, Engineering, and Technology
CISH competitive in situ hybridization
CISMeF Catalog and Index of French-Speaking Resources
CISP chronic intractable shoulder pain
CIS PT cisplatin
13-cis-RA 13-cis-retinoic acid
CISS chromosome in situ suppression; Common Internet Scheme Syntax; constructive interference in steady state
CISST computer integrated surgical system and technology
CIT citrate; combined intermittent therapy; conjugated-immunoglobulin technique; critical incident technique; crossed intrinsic transfer
cit citrate
CITS Carey Infant Temperament Scale
CITT Chemical Industry Institute for Toxicology
CITTS Central Illinois Thrombolytic Therapy Study
CIV Carey Island virus; ceratitis I virus; continuous intravenous infusion
CIVI continuous intravenous infusion