Abbreviation
|
Meaning
|
c̅ |
(c with an overbar) with (from
Latin cum) means with
|
C |
cytosine
cervical vertebrae
|
C1 |
atlas – first cervical vertebra of the spine
|
C2 |
axis – second cervical vertebra of the spine
|
CA |
carcinoma
cancer
|
Ca |
calcium
carcinoma
cancer
|
CAA |
coronary artery aneurysm
|
c/b |
complicated by
|
CABG |
coronary artery bypass graft (pronounced "cabbage")
|
CABP |
coronary artery bypass procedure
|
CAD |
coronary artery disease
|
CADASIL |
cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy
|
CAG |
coronary artery graft
coronary angiography
|
CAGE |
cut down, annoyed, guilty, eye opener (screening for alcoholism)
|
CAGS |
coronary artery graft surgery
|
cAMP |
cyclic adenosine monophosphate
|
CAH |
chronic active hepatitis
congenital adrenal hyperplasia
|
CAKUT |
congenital abnormalities of the kidney and urinary tract, see
bladder outlet obstruction
|
CALLA |
common
acute lymphocytic leukemia antigen
|
CALM |
café au lait macules
|
CAM |
cell adhesion molecule
complementary and alternative medicine
|
CAMP |
cyclic adenosine monophosphate
|
CAP |
community-acquired pneumonia
|
CAPD |
continuous ambulatory peritoneal dialysis
|
CAO |
conscious, alert, and oriented (no
altered level of consciousness)
|
CaOx |
calcium oxalate
|
Caps |
capsule
|
CAT / CT |
computed axial tomography /
computed tomography
|
Cath |
catheter
|
CAUTI |
Catheter-associated urinary tract infection
|
CBA |
cost–benefit analysis (of treatment methods)
|
CBC/DIFF |
complete blood count/differential
|
CBD |
common bile duct
|
CBE |
clinical breast examination
|
CBF |
cerebral blood flow
|
CBI |
continuous bladder irrigation, as in
Hematuria (Acute clot retention)
|
CBS |
chronic brain syndrome
|
CC cc |
cubic centimeter (use ml instead—see the
list of abbreviations used in prescriptions)
chief complaint
cardiac catheter
carbon copy
closing capacity
|
CCA |
clear cell adenocarcinoma
|
CCB |
calcium channel blocker
|
CCCU |
critical
coronary care unit
|
CCE C/C/E |
clubbing, cyanosis, and edema (general signs of
cardiovascular disease)
|
CCG |
Clinical commissioning group
|
CCF |
congestive cardiac failure
|
CCK |
cholecystokinin
|
CCK-PZ |
cholecystokinin-pancreozymin
|
CCNS |
cell cycle–nonspecific [drug] (a type of drug used in
chemotherapy)
|
CCOC |
clear cell odontogenic
carcinoma
|
CCOT |
calcifying cystic odontogenic tumor (formerly called
calcifying odontogenic cyst)
|
CCP |
cyclic citrullinated peptide
|
CCR |
cardiocerebral resuscitation
|
CCU |
coronary care unit
critical care unit
|
CD |
Celiac disease
Crohn's disease
chemical dependency
cluster of differentiation
controlled delivery
|
CDAD |
Clostridium difficile–associated diarrhoea
|
CDC |
Centers for Disease Control and Prevention
|
CDH |
congenital
dislocated hip
|
CDI |
central diabetes insipidus
Clostridium difficile infection cool, dry, intact (when referring to incision/surgical sites) or clean, dry, intact when referring to bandages/dressings
|
CDMR |
caesarean delivery on maternal request
|
CDP |
cytosine diphosphate
|
CDR |
cutaneous drug reaction
|
CEA |
carcinoembryonic antigen
carotid endarterectomy
cost-effectiveness analysis
|
CEIOL |
cataract extraction with
intraocular lens placement
|
CF |
cystic fibrosis
|
CFA |
complement-fixing antibody colonization factor antigen
|
CFIDS |
chronic fatigue immune dysfunction syndrome
|
CFR |
case fatality rate
|
CFS |
chronic fatigue syndrome
|
CFT |
complement fixation test
capillary filling time
|
CFTR |
cystic fibrosis transmembrane conductance regulator
|
CFU |
colony-forming unit
|
CGD |
chronic granulomatous disease
|
CGI |
Clinical global impression (including subscales such as CGI-BP, CGI-C, CGI-E, CGI-I, CGI-S)
|
cGMP |
cyclic guanosine monophosphate
|
CGN |
chronic
glomerulonephritis
|
CH |
congenital hypothyroidism
|
CHC |
combined hormonal contraceptive
|
CHD |
chronic
heart disease
congenital heart defect
coronary heart disease
|
ChE |
cholinesterase
|
CHEM-7 |
a group of
blood tests, commonly called a
basic metabolic panel (
blood urea nitrogen, carbon dioxide,
creatinine,
glucose, serum chloride, serum potassium, serum sodium)
|
CHEM-20 |
a group of
blood tests (
albumin,
alkaline phosphatase,
alanine transaminase,
aspartate aminotransferase,
blood urea nitrogen,
calcium – serum, serum
chloride, carbon dioxide,
creatinine, direct bilirubin,
gamma-glutamyl transpeptidase, glucose test,
lactate dehydrogenase,
phosphorus – serum,
potassium test, serum
sodium, total
bilirubin, total
cholesterol, total
protein,
uric acid)
|
CHE |
cholinesterase
|
CHF |
congestive heart failure
continuous hemofiltration
|
CHIP |
clonal hematopoiesis of indeterminate potential
|
CHO |
carbohydrate
|
CHOP |
cyclophosphamide,
doxorubicin (a.k.a.
hydroxydaunorubicin),
vincristine(a.k.a.
Oncovin),
prednisone (chemotherapy regimen)
|
Chol |
cholesterol
|
CHS |
cannulated hip screw
|
CHT |
congenital hypothyroidism
|
CI |
confidence interval
cardiac index
|
CIB |
cibus (food)
|
CICU |
cardiac
intensive care unit
|
CIDP |
chronic inflammatory demyelinating polyneuropathy
|
CIMF |
chronic idiopathic myelofibrosis
|
CIN |
cervical intraepithelial neoplasia,
contrast-induced nephropathy
|
CINV |
Chemotherapy-induced nausea and vomiting
|
Circ |
circumcision
circulation
|
CIS |
carcinoma in situ
|
CIVI |
continuous intravenous infusion
|
CIWA |
Clinical Institute Withdrawal Assessment for Alcohol
|
CJD |
Creutzfeldt–Jakob disease
|
CK |
creatine kinase (formerly CPK)
|
CKD |
chronic kidney disease
|
CKMB |
MB isoenzyme of
creatine kinase
|
Cl |
chlorine
clearance
|
CLABSI |
central line-associated bloodstream infections, see
central venous catheter
|
CLARE |
contact lens acute red eye
|
CLL |
chronic lymphocytic leukemia
|
CLN |
cervical lymph node
|
CLND |
cervical lymph node dissection
complete lymph node dissection
|
CLP |
cleft lip and palate
|
CLS |
capillary leak syndrome
|
CM |
Chirurgiae Magister,
Master of Surgery (British and Commonwealth countries medical degree)
Caucasian male
cardiomyopathy
|
CMD |
cystic medial degeneration
|
CME |
continuing medical education
|
CML |
chronic myelogenous leukemia, also called chronic myeloid leukaemia
|
CMML |
chronic myelomonocytic leukemia
|
CMO |
comfort measures only (
palliative care or
hospice)
|
CMP |
complete metabolic profile (a
blood panel)
cytosine monophosphate
|
CMS |
Centers for Medicare and Medicaid Services
chronic mountain sickness
|
CMT |
cervical motion tenderness
Charcot–Marie–Tooth disease
|
CMV |
cytomegalovirus
|
CN |
cranial nerves
|
CNS |
central nervous system
Clinical nurse specialist
Crigler–Najjar syndrome
|
CNVM |
Choroidal Neovascular Membranes
|
C/O or c/o |
complains of...
|
CO |
cardiac output
carbon monoxide
complains of...
|
COAD |
chronic obstructive airways disease
|
COCP |
combined oral contraceptive pill
|
COH |
controlled ovarian hyperstimulation
|
COLD |
chronic obstructive lung disease
|
Comp |
compound
|
Conj |
conjunctiva
|
CoNS |
coagulase-negative staphylcocci
|
COP |
cryptogenic organizing pneumonitis
|
COPD |
chronic obstructive pulmonary disease
|
CO2 |
carbon dioxide
|
COVID |
coronavirus disease
|
COX-1 |
cyclooxygenase 1
|
COX-2 |
cyclooxygenase 2
|
COX-3 |
cyclooxygenase 3
|
CP |
cerebral palsy
chest pain constrictive pericarditis
|
CPAP |
continuous positive airway pressure
|
CPC |
clinical–
pathological conference
|
CPCR |
cardiopulmonary-cerebral resuscitation, a version of
CPR
|
CPD |
cephalopelvic disproportion
|
CPE |
Clostridium perfringens enterotoxin
cardiogenic pulmonary edema
Carbapenemase producing Enterobacteriaceae
|
CPG |
clinical practice guideline
|
CPK |
creatine phosphokinase
|
CPKMB |
creatine phosphokinase heart
|
CPP |
cerebral perfusion pressure
|
CPPD |
calcium pyrophosphate cyclic perimenstrual pain and discomfort
[1] (
premenstrual syndrome)
|
CPR |
cardiopulmonary resuscitation
|
CPT |
Current Procedural Terminology
|
CR |
complete remission (complete response)
controlled release
|
Cr |
creatinine
|
CRC |
colorectal cancer
|
CrCl |
creatinine clearance (Note: Looks similar to, but does not mean, the
chromium chlorides—CrCl2, CrCl3, CrCl4)
|
CRD |
chronic renal disease
circadian rhythm disorder
|
CRE |
carbapenem-resistant Enterobacteriaceae
|
Creat |
creatinine
|
CREST |
calcinosis, Raynaud esophagus, sclerosis, teleangiectasiae
|
CRF |
chronic renal failure
corticotropin-releasing factor
|
CrGN |
crescentic glomerulonephritis
|
CRH |
corticotropin-releasing hormone
|
CRI |
chronic renal insufficiency
|
Crike |
Cricothyrotomy
|
CRISPR |
clustered regularly interspaced short palindromic repeats
|
Crit |
hematocrit
|
CRL |
crown-rump length
|
CRNA |
certified registered nurse anesthetist
|
CRO |
contract research organization
|
CRP |
C-reactive protein
|
CRPC |
castration-resistant prostate cancer
|
CRPS |
complex regional pain syndrome
|
CRRT |
continuous renal replacement therapy
|
CRS |
congenital rubella syndrome
|
CRSD |
circadian rhythm sleep disorder
|
CRT |
cardiac resynchronization therapy (
artificial pacemaker)
chemoradiotherapy conformal radiotherapy (irradiated zone conforms to boundaries)
cathode-ray tube
capillary refill time central
retinal thickness
Certified Respiratory Therapist
|
CRTx |
chemoradiotherapy
|
CS |
caesarean section
compartment syndrome culture sensitivity
Churg–Strauss syndrome
|
C/S |
Caesarean section
|
C&S |
culture and sensitivity (
antibiogram)
|
CsA |
cyclosporin A
|
CSA |
Controlled Substances Act
|
C-section |
cesarean section
|
CSF |
cerebrospinal fluid
colony-stimulating factor
|
CSME |
clinically significant
macular edema
|
CSOM |
chronic suppurative otitis media
|
CSPC |
community specialist palliative care
|
C-spine |
cervical spine
|
CSR |
cumulative survival rate
|
C-SSRS |
Columbia Suicide Severity Rating Scale
|
CSU |
catheter specimen of urine
|
CST |
contraction stress test
|
CT |
computed tomography
cervicothoracic
|
CTA |
clear to
auscultation
computed tomography angiography
|
CTAB |
clear to
auscultation bilaterally; also written CTA B
|
CTAP |
CT during arterial
portography
|
CTCAE |
Common Terminology Criteria for Adverse Events
|
CT c/a/p |
CT scan of chest, abdomen, and pelvis
|
CTD |
connective tissue disease
|
CTE |
chronic traumatic encephalopathy
coefficient of thermal expansion
|
CTEPH |
Chronic thromboembolic pulmonary hypertension
|
CTO |
chronic total occlusion Community Treatment Order (psychiatric term for forced drugging outside hospital context)
|
CTP |
cytosine triphosphate
cytidine triphosphate
Child–Turcotte–Pugh score clear to
percussion
|
CTPA |
computed tomographic
pulmonary angiography
|
CTPE |
CT scan for
pulmonary embolii
|
CTR |
carpal tunnel release
|
CTS |
computed tomography scan
Carpal tunnel syndrome
|
CTU |
cancer treatment unit
|
CTx |
chemotherapy
|
CTX |
ceftriaxone (a third-generation
cephalosporin antibiotic) contractions
chemotherapy
|
CTZ |
Chemoreceptor trigger zone
|
CUC |
chronic
ulcerative colitis
|
CV |
cardiovascular
|
CVA |
cerebrovascular accident
costovertebral angle
|
CVAD |
central venous access device
|
CVAT |
costovertebral angle tenderness
|
CVC |
central venous catheter
chronic venous congestion
|
CVD |
cardiovascular disease
|
CVI |
cerebrovascular incident
|
CVL |
central venous line
|
CVP |
central venous pressure
|
CVS |
chorionic villus sampling
cardiovascular system
Cerebrovascular stroke
|
CVID |
common variable immunodeficiency
|
CVT |
cerebral venous thrombosis
|
CVVH |
continuous veno-venous hemofiltration, a short-term alternative to
Hemodialysis
|
c/w |
consistent with
|
CWP |
coal worker's pneumoconiosis
|
Cx |
microbiological culture
|
Cx |
complication
|
Cx |
cervix
|
CXR |
chest x-ray (
chest radiograph)
|