Abbreviations and Symbols a-z
17-KS
17-ketosteroids
17-OHCS
17-hydroxycorticosteriods
A&P
anatomy and physiology
AB
abortion
Abd
abdomen
ABGs
arterial blood gases
ABO
blood groups
AC
air conduction
ac`
before meals (ante cibum)
ACA
adenocarcinoma
Acc
accommodation
ACG
angiocardiography
ACh
acetylcholine
ACR
American College of Rheumatology
ACS
American Cancer Society
ACTH
adrenocorticotropic
AD
Alzheimer disease; advance directive
ADE
adverse drug effect
ADH
antidiuretic hormone
ADHD
attention-deficit/hyperactivity disorder
ADL
activities of daily living
ADR
adverse drug reaction
AE
above elbow
AED
automated external defibrillator
AF or AFib
atrial fibrillation
AFB
acid-bast bacilli
AFP
alpha-fetoprotein
AGN
acute glomerulonephritis
AIDS
acquired immunodeficiency syndrome
AIH
artificial insemination homologous
AK
above knee
ALD
aldolase
ALL
acute lymphocytic leukemia
ALS
amyotrophic lateral sclerosis
ALT
argon laser trabeculoplasty; alanine aminotransferase
AMD
age-related macular degeneration
AMI
acute myocardial infarction
ANA
antinuclear antibodies
ANS
autonomic nervous system; acute nephritic syndrome
AOM
acute otitis media
AOP
acknowledgement of paternity
AP
anteroposterior
APA
American Psychiatric Association
ARD
acute respiratory disease
ARDs
acute respiratory disease
AROM
artificial rupture of membranes
ASAP
as soon as possible
Ascus
atypical squamous cells of undetermined significance
ASD
autism spectrum disorder
ASHD
arteriosclerotic heart disease
ASO
antistreptolysin O
ASPD
advanced sleep phase disorder
AST
aspartate aminotransferase
AT/RT
atypical teratoid rhabdoid tumor
AV
atrioventricular
ax
axillary
Ba
barium
BAC
blood alcohol concentration
baso
basophil
BC
bone conduction
BCC
basal cell carcinoma
BDD
body dysmorphic disorder
BE
Barrett esophagus; below elbow; barium enema
BG
blood glucose
BK
below knee
BM
bowel movement
BMD
bone mineral density (test)
BMI
body mass index
BMR
basal metabolic rate
BP
blood pressure
BPH
benign prostatic hyperplasia (hypertrophy)
BUN
blood urea nitrogen
Bx
biopsy
C
centigrade; Celsius
C1, C2, etc.
first cervical vertebra; second cervical vertebra, etc.
CA
cancer
CA-125
cancer antigen 125
Ca
calcium
CABG
coronary artery bypass graft
CAD
coronary artery disease
CAPD
continuous ambulatory peritoneal dialysis
CAT
computerized axial tomography
CBC
complete-blood count
CBT
cognitive-behavioral therapy
CC
cardiac catheterization; chief complaint; clean catch (urine)
CD
Crohn disease
CDC
centers of Disease Control and Prevention
CEA
carcinoembryonic antigen
CF
cystic fibrosis
CGN
chronic glomerulonephritis
CHD
coronary heart disease
chemo
chemotherapy
CHF
congestive heart failure
CHO
carbohydrate
chol
cholesterol
Ci
curie
CIN
cervical intraepithelial neoplasia
CK
creatine kinase
CKD
chronic kidney disease
CLI
critical limb ischemia