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Med Term Complete Version

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Abbreviation
Definition
@   At  
🗑
µCi   Microcuri  
🗑
µg   Microgram (1-millionth of a gram)  
🗑
µl   microliter (1 millionth of a liter)  
🗑
µm   Micrometer (one-millionth meter)  
🗑
131I   Radioactive isotope of iodine  
🗑
5-FU   5-fluorouracil (chemotherapy drug)  
🗑
a (overhead bar)   Before  
🗑
T & A   Tonsillectomy and adenoidectomy  
🗑
A & P   Auscultation and percussion  
🗑
A & W   Alive and well  
🗑
A, B, AB, O   Blood type  
🗑
a.c.   Before meals – ante cibum  
🗑
a.m. or AM   In the morning or before noon  
🗑
A2 or A2   Aortic valve closure (heart sound)  
🗑
AAA   Abdominal aortic aneurysm  
🗑
AAL   Anterior axillary line  
🗑
Ab   Antibody  
🗑
AB/ab   Abortion  
🗑
ABCD   Asymmetry, border, color, diameter  
🗑
Abd   Abdomen; abduction  
🗑
ABGs   Arterial blood gases  
🗑
AC join   Acromioclavicular joint  
🗑
ACE   Angiotensin-converting enzyme  
🗑
ACh   Acetylcholine (neurotransmitter)  
🗑
ACL   Anterior cruciate ligament (of knee)  
🗑
ACS   Acute coronary syndromes  
🗑
ACTH   Adrenocorticotropic hormone  
🗑
AD   Right (auris dextra); Alzheimer disease  
🗑
ad lib.   As desired  
🗑
ADD   Attention deficit disorder  
🗑
add   Adduction  
🗑
ADH   Antidiuretic hormone  
🗑
ADHD   Attention deficit hyperactivity disorder  
🗑
ADL   Activities of daily living  
🗑
ADT   Admission, discharge, transfer  
🗑
AF   Atrial fibrillation  
🗑
AFB   Acid-fast bacillus; TB organism  
🗑
AFO   Ankle foot orthosis (device for stabilization)  
🗑
AFP   Alpha-fetoprotein  
🗑
Ag   Silver  
🗑
Agranulocyte   A non-granular leukocyte  
🗑
AHF   Anti-hemophilic factor (coagulation factor XIII)  
🗑
AIDS   Acquired Immune Deficiency syndrome  
🗑
AIHA   Autoimmune hemolytic anemia  
🗑
AKA   Above knee amputation  
🗑
alb   Albumin  
🗑
Albinism   Condition of lack of melanin  
🗑
alk phos   Alkaline phosphate (elevated in liver disease)  
🗑
ALL   Acute lymphocytic leukemia  
🗑
ALS   Amyotrophic lateral sclerosis (Lou Gehrig disease)  
🗑
ALT   Alanine aminotransferase (elevated in liver and heart disease); formerly SGPT  
🗑
AMA   Against medical advise; American Medical Association  
🗑
Amb   Ambulate, ambulatory (walk)  
🗑
AMD   Age-related macular degeneration  
🗑
Amenorrhea   Without menstruation  
🗑
AMI   Acute myocardial infarction  
🗑
AML   Acute myelocytic (myelogenous) leukemia  
🗑
ANA   Antinuclear antibody  
🗑
ANC   Absolute neutrophil count  
🗑
AP or A/P   Anteroposterior  
🗑
APC   Acetylsalicylic acid (aspirin), phenacetin and caffeine  
🗑
aq.   Water (aqua); aqueous  
🗑
ARDS   Adult respiratory distress syndrome  
🗑
AROM   Active range of motion  
🗑
AS   Auris sinistra (left ear); aortic stenosis (narrowing or stricture)  
🗑
ASA   Acetylsalicylic acid (Aspirin)  
🗑
ASD   Atrial septal defect (congenital defect in septum not closing)  
🗑
ASHD   Arteriosclerotic heart disease  
🗑
AST   Aspartate aminotransferase (elevated in liver and heart disease); formerly SGPT  
🗑
AU   Each ear, both ears (auris uterque)  
🗑
Au   Gold  
🗑
AV   Arteriovenous; atrioventricular  
🗑
AVM   arteriovenous malformation  
🗑
AVR   Aortic valve replacement  
🗑
B Cells   Lymphocytes produced in the bone marrow  
🗑
b.i.d.   Twice a day  
🗑
Ba   Barium  
🗑
BAL   Bronchoalveolar lavage  
🗑
Bands   Banded neutrophils  
🗑
Baso   Basophils  
🗑
BBB   Bundle branch block  
🗑
BC   Bone conduction  
🗑
BE   Barium enema  
🗑
BKA   Below-knee amputation  
🗑
BM   Bowel movement  
🗑
BMR   Basal metabolic rate  
🗑
BMT   Bone marrow transplant  
🗑
BP or B/P   Blood pressure  
🗑
BPH   Benign prostate hyperplasia (hypertrophy)  
🗑
BRBPR   Bright red blood per rectum  
🗑
BSE   Breast self-examination  
🗑
BSO   Bilateral salpingo-oophorectomy  
🗑
BSP   Bromsulphalein; dye used in liver function test. It’s retention is indicative of liver damage or disease  
🗑
BT   Bleeding time  
🗑
BUN   Blood urea nitrogen  
🗑
Bx, bx   Biopsy  
🗑
C   Carbon; calorie  
🗑
C&S   Culture and sensitivity  
🗑
c/o   Complains of  
🗑
c/w   Compare with; consistent with  
🗑
C1, C2   First, second of cervical vertebra  
🗑
Ca   Calciu  
🗑
CA   Cancer; carcinoma cardiac arrest; chronological age  
🗑
CABG   Coronary artery bypass graft (surgery)  
🗑
CAD   Coronary artery disease  
🗑
cap   Capsule  
🗑
CAPD   Continuous ambulatory peritoneal dialysis  
🗑
CAT   Computerized axial tomography  
🗑
Cath   Catheter; catheterization  
🗑
CBC   Complete blood cell count  
🗑
CBT   Cognitive behavior therapy  
🗑
CC   Chief complaint  
🗑
CCU   Coronary care unit; critical care unit  
🗑
CDC   Center for disease control  
🗑
CDH   Congenital dislocated hip  
🗑
CEA   Carcinoembryonic antigen  
🗑
CF   Cystic fibrosis; complement fixation  
🗑
cf.   Compare  
🗑
CFH   Congestive heart failure  
🗑
cGy   Centigray (one hundredth of a gray; a rad)  
🗑
CHD   Coronary heart disease; chronic heart disease  
🗑
Chemo   Chemotherapy  
🗑
Chol   Cholesterol  
🗑
Chr   Chronic  
🗑
CIN   Cervical intraepithelial neoplasia  
🗑
CIS   Carcinoma in situ  
🗑
CK   creatine kinase  
🗑
CKD   Chronic kidney disease  
🗑
Cl   Chlorine  
🗑
CLD   Chronic liver disease  
🗑
CLL   Chronic lymphocytic leukemia  
🗑
Cm   Centimeter  
🗑
CMA   Certified medical assistant  
🗑
CMG   cystometrogram  
🗑
CML   Chronic myelogenous leukemia  
🗑
CMV   Cytomegalovirus  
🗑
CNS   Central nervous system  
🗑
Co   Cobalt  
🗑
CO   Carbon monoxide; cardiac output  
🗑
CO2   Carbon dioxide  
🗑
COD   Chronic airway obstruction  
🗑
COD   Condition on discharge  
🗑
COPD   Chronic obstructive pulmonary disease  
🗑
CP   Cerebral palsy; chest pain  
🗑
CPA   costophrenic angle  
🗑
CPAP   Continuous positive airway pressure  
🗑
CPD   cephalopelvic disproportion  
🗑
CPR   Cardiopulmonary resuscitation  
🗑
CR   Complete response; cardiorespiratory  
🗑
CRF   Chronic renal failure  
🗑
C-section   Cesarean section  
🗑
CSF   Cerebrospinal fluid; colony-stimulating factor  
🗑
C-spine   Cervical spine films  
🗑
CT   Computed tomography  
🗑
ct.   Count  
🗑
CTA   Clear to auscultation  
🗑
CTS   Carpal tunnel syndrome  
🗑
Cu   Copper  
🗑
CVA   Cerebrovascular accident; costovertebral angle  
🗑
CVP   Central venous pressure  
🗑
CVS   Cardiovascular system; chorionic villus sampling  
🗑
Cx   Cervix  
🗑
CX (CXR)   Chest x-ray  
🗑
Cysto   cystoscopy  
🗑
D&C   Dilatation (dilation) and curettage  
🗑
D. O.   Doctor of osteopathy  
🗑
D/C   Discontinue; discharge  
🗑
D/W   Dextrose and water  
🗑
DCIS   ductal carcinoma in situ  
🗑
DD   Disharge diagnosis; differential diagnosis  
🗑
Decub.   decubitus; lying down  
🗑
Derm.   Dermatology  
🗑
DES   Diethylstilbestrol; diffuse esophageal spasm  
🗑
DI   Diabetes insipidus; diagnostic imaging  
🗑
DIC   Disseminated intravascular coagulation  
🗑
DICOM   Digital image communication in medicine  
🗑
diff.   Differential count  
🗑
DIG   Digoxin; digitalis  
🗑
dL, dl   Deciliter (1/10 liter)  
🗑
DLco   Diffusion capacity of the lung for carbon monoxide  
🗑
DLE   Discoid lupus erythematosus  
🗑
DM   Diabetes mellitus  
🗑
DNA   Deoxyribonucleic acid  
🗑
DNR   Do not resuscitate  
🗑
DOA   Dead on arrival  
🗑
DOB   Date of birth  
🗑
DOE   Dyspnea on exertion  
🗑
DPI   Dry powder inhaler  
🗑
DPT   Diphtheria, pertussis, tetanus (vaccine)  
🗑
DRE   Digital rectal exam  
🗑
DRG   Diagnosis-related group  
🗑
DSA   Digital subtraction angiography  
🗑
DSM   Diagnostic and statistical manual of mental disorders  
🗑
DT   Delirium tremens (caused by alcohol withdrawal)  
🗑
DTR   Deep tendon reflexes  
🗑
DUB   Dysfunctional uterine bleeding  
🗑
DVT   Deep vein thrombosis  
🗑
Dx   Diagnosis  
🗑
EBV   Epstein-barr virus  
🗑
ECC   Endocervical curettage; extracorporeal circulation  
🗑
ECF   Extended-care facility  
🗑
ECG   Electrocardiogram  
🗑
ECHO   Echocardiography  
🗑
ECMO   Extracorporeal membrane oxygenation  
🗑
ECT   Electroconvulsive therapy  
🗑
ED   Emergency department  
🗑
EDC   Estimated date of confinement  
🗑
EEG   Electroencephalogram  
🗑
EENT   Eyes, ear, nose and throat  
🗑
EGD   Esophagogastroduodenoscopy  
🗑
EKG   Electrocardiogram  
🗑
ELISA   Enzyme-linked immunosorbent assay (AIDS test)  
🗑
EM   Electron microscope  
🗑
EMB   Endometrial biopsy  
🗑
EMG   Electromyogram  
🗑
EMT   Emergency medical technician  
🗑
ENT   Ear, nose and throat  
🗑
EOM   Extraocular movement; extraocular muscles  
🗑
eos.   Eosinophil  
🗑
EPO   Erythropoietin (poietin: stimulatory factor)  
🗑
ER   Emergency room; estrogen receptor  
🗑
ERCP   Endoscopic retrograde cholangiopancreatography  
🗑
ERT   Estrogen replacement therapy  
🗑
ESR   Erythrocyte sedimentation rate  
🗑
ESRD   End-state renal disease  
🗑
ESWL   Extracorporeal shock wave lithotripsy  
🗑
ETOH   Ethyl alcohol  
🗑
ETT   Exercise tolerance test  
🗑
F or 0F   Fahrenheit  
🗑
F/u   Follow up  
🗑
FACP   Fellow, American College of Physicians  
🗑
FACS   Fellow, American College of Surgeons  
🗑
FB   Fingerbreadth; foreign body  
🗑
FBS   Fasting blood sugar  
🗑
FDA   Food and Drug Administration  
🗑
Fe   Iron  
🗑
FEF   Forced expiratory flow  
🗑
FEV 1   Forced expiratory volume in first second  
🗑
FH   Family history  
🗑
FHR   Fetal heart rate  
🗑
FROM   Full range of movement/motion  
🗑
FSH   Follicle-stimulating hormone  
🗑
FUO   Fever of undetermined origin  
🗑
Fx   Fracture  
🗑
G   Gravida (pregnant)  
🗑
g, gm   Gram  
🗑
g/dL   Gram per deciliter  
🗑
G6PD   Glucose-6-phosphate dehydrogenase (enzyme missing in inherited red blood cell disorder  
🗑
Ga   Gallium  
🗑
GABA   Gamma-aminobutyric acid (neurotransmitter)  
🗑
GB   Gallbladder  
🗑
GBS   Gallbladder series x-rays  
🗑
GC   Gonorrhea  
🗑
G-CSF   Granulocyte colony-stimulating factor  
🗑
GERD   Gastroesophageal reflux disease  
🗑
GFR   Glomerular filtration rate  
🗑
GH   Growth hormone  
🗑
GI   Gastrointestinal  
🗑
GM-CSF   Granulocyte macrophage colony stimulating factor  
🗑
GP   General practioner  
🗑
Grav. 1, 2, 3   First, second, third pregnancy  
🗑
GTT   Glucose tolerance test  
🗑
gtt   Drop (gutta), drops (guttae)  
🗑
GU   Genitourinary  
🗑
Gy   Gray (unit of radiation = 100 rad)  
🗑
GYN or gyn   Gynecology  
🗑
H   Hydrogen  
🗑
H&H   Hematocrit and hemoglobin (rbc tests)  
🗑
H&P   History and physical  
🗑
h., hr   Hour  
🗑
h.s.   At bedtime  
🗑
h/o   History of  
🗑
H2 blocker   H2 (histamine) – receptor antagonist (inhibitor of gastric acid secretion)  
🗑
H2O   Water  
🗑
HAART   Highly active antiretroviral therapy (for AIDS)  
🗑
Hb; hgb   Hemoglobin  
🗑
HbA1C   glycosylated hemoglobin test (for diabetes)  
🗑
HBV   Hepatitis B virus  
🗑
HCG (hCG)   Human chorionic gonadotropin  
🗑
HCL   Hydrochloric acid  
🗑
HCO3   Bicarbonate  
🗑
Hct (HCT)   hematocrit  
🗑
HCV   Hepatitis C virus  
🗑
HCVD   Hypertensive cardiovascular disease  
🗑
HD   hemodialysis (artificial kidney machine)  
🗑
HDL   High density liproprotein  
🗑
He   Helium  
🗑
HEENT   Head, eyes, ear, nose and throad  
🗑
Hemianopsia   Blindness of half of the vision in one or both eyes  
🗑
Hemophilia   Problem coagulating  
🗑
Hemostasis   The arrest of bleeding  
🗑
Hg   Mercury  
🗑
HIPAA   Health Insurance portability and accountability Act  
🗑
HIV   Human immunodeficiency virus  
🗑
HLA   Histocompatibility locus antigen (identifies cells as self)  
🗑
HPF; hpf   High-power field  
🗑
HPI   History of present illness  
🗑
HPV   Human papillomavirus  
🗑
HRT   Hormone replacement therapy  
🗑
HSG   Hysterosalpingography  
🗑
HSV   Herpes simplex virus  
🗑
ht   Height  
🗑
HTN   Hypertension  
🗑
Hx   History  
🗑
Hypopituitary   Growth hormone deficiency  
🗑
I   Iodine  
🗑
I&D   Incision and drainage  
🗑
I&O   Intake and output (measurement of patient’s fluids)  
🗑
I.Q.   Intelligence quotient  
🗑
IBD   Inflammatory bowel disease  
🗑
ICD   Implantable cardioverter/defibrillator  
🗑
ICP   Intracranial pressure  
🗑
ICSH   Interstitial cell-stimulating hormone  
🗑
ICU   Intensive care unit  
🗑
ID   Infectious disease  
🗑
IgA, IgD, IgE, IgG, IgM   Immunoglobulins  
🗑
IHD   Ischemic heart disease  
🗑
IHSS   Idiopathic hypertrophic subaortic stenosis  
🗑
IL1-15   Interleukins  
🗑
IM   Intramuscular; infectious mononucleosis  
🗑
inf.   Infusion; inferior  
🗑
INH   isoniazid (drug used to treat tuberculosis)  
🗑
inj.   Injection  
🗑
IOL   Intraocular lens (implant)  
🗑
IOP   Intraocular Pressure  
🗑
IPPB   Intermittent positive pressure breathing  
🗑
ITP   Idiopathic thrombocytopenic purpura  
🗑
IUD   Intrauterine device  
🗑
IUP   Intrauterine pregnancy  
🗑
IV or I.V.   Intravenous (injection)  
🗑
IVP   Intravenous pyelogram  
🗑
K   Potassium  
🗑
Kg   Kilogram  
🗑
KJ   Knee jerk  
🗑
KS   Kaposi Sarcoma  
🗑
KUB   Kidneys, ureters, bladder (x-ray exam)  
🗑
L&W   Living and well  
🗑
L, l   Liter, left, lower  
🗑
L.E.   Lupus erythematosus  
🗑
L1, L2   First, second lumbar vertebra  
🗑
LA   Left atrium  
🗑
LAD   Left anterior descending (coronary artery)  
🗑
lat   Lateral  
🗑
LB   Large bowel  
🗑
LBBB   Left bundle branch block (heart block)  
🗑
LD   Lethal dose  
🗑
LDH   Lactate dehydrogenase  
🗑
LDL   Low-density lipoprotein  
🗑
L-dopa   levodopa (for Parkinson’s disease)  
🗑
LEEP   Loop electrocautery excision procedure  
🗑
LES   Lower esophageal sphincter  
🗑
LFT   Liver function test  
🗑
LH   Luteinizing hormone  
🗑
LLL   Left lower lobe  
🗑
LLQ   Left lower quadrant  
🗑
LMP   Last menstrual period  
🗑
LMWH   Low-molecular-weight heparin  
🗑
LOC (loco)   Loss of consciousness  
🗑
LOS   Length of stay  
🗑
LP   Lumbar puncture  
🗑
lpf   Low power field  
🗑
LPN   Licenses practical nurse  
🗑
LS   Lumbosacral spine  
🗑
LSD   Lysergic acid diethylamide  
🗑
LSK   Liver, spleen and kidneys  
🗑
LTB   laryngotracheal bronchitis (croup)  
🗑
LTC   Long-term care  
🗑
LTH   luteotropic hormone (prolactin, luteotropin)  
🗑
LUL   Left upper lobe (lung)  
🗑
LUQ   Left upper quadrant  
🗑
LV   Left ventricle  
🗑
LVAD   Left ventricular assist device  
🗑
Lymphs   Lymphocytes  
🗑
Lytes   Electrolytes  
🗑
M.D.   Doctor of medicine  
🗑
m/µ   Millimicron (1/1000 micron; a micron is 10-3 mm)  
🗑
MA   Mental age  
🗑
MAC   Monitored anesthesia care  
🗑
MAI   Mycobacterium avium intracellulare (late stage AIDS myco bacterial infection)  
🗑
MAOI   Monoamine oxidase inhibitor (antidepressant drug)  
🗑
MBD   Minimal brain dysfunction (mnemonics: may brain dead)  
🗑
mcg   Microgram  
🗑
MCH   Mean corpuscular hgb (average amount in each red blood cell)  
🗑
MCHC   Mean corpuscular hgb concentration (average concentration in a single red cell)  
🗑
mCi   millicuri  
🗑
MCP   Metacarpophalangeal joint  
🗑
MCV   Mean corpuscular volume (average size of a red blood cell)  
🗑
MDI   Metered-dose inhaler  
🗑
MDR   Minimum daily requirement  
🗑
MED   Minimum effective dose  
🗑
mEq   milliequivalent  
🗑
mEq/L   Milliequivalent per liter (measurement of the concentration of a solution)  
🗑
mets   Metastases  
🗑
MG   Myasthenia gravis  
🗑
Mg   Magnesium  
🗑
mg   Milligram  
🗑
mg/cc   Milligram per cubic centimeter  
🗑
mg/dl   Milligram per deciliter  
🗑
MH   Marital history; mental health  
🗑
MI   Myocardial infarction ; mitral insufficiency  
🗑
mL, ml   Milliliter (1/1000 liter)  
🗑
MMPI   Minnesota Multiphasic personality inventory  
🗑
MMR   Measles-mumps-rubella (vaccine)  
🗑
MMT   Manual muscle testing  
🗑
MOAB   Monoclonal antibody  
🗑
monos   monocytes (white blood cell)  
🗑
MR   Mitral regurgitation; magnetic resonance  
🗑
MRA   Magnetic resonance angiogram  
🗑
MRI   Magnetic resonance imaging  
🗑
mRNA   Messenger RNA  
🗑
MS   Multiple sclerosis  
🗑
MSL   midsternal line  
🗑
MTX   methotrexate  
🗑
MUGA   Multiple-gated acquisition scan (of heart)  
🗑
Multip   multipara; multiparous  
🗑
MVP   mitral valve prolapse  
🗑
N   Nitrogen  
🗑
n.p.o   Non per os  
🗑
NA   Not applicable  
🗑
Na   Sodium  
🗑
NB   New born  
🗑
NBS   Normal bowel or breath sounds  
🗑
ND   Normal delivery; normal development  
🗑
NED   No evidence of disease  
🗑
neg.   Negative  
🗑
NG tube   nasogastric tube  
🗑
NHL   Non-Hodgkin lymphoma  
🗑
NICU   Neonatal intensive care  
🗑
NK cells   Natural killer cells  
🗑
NKA   No known allergies  
🗑
NKDA   No known drug allergies  
🗑
NSAID   Non-steroidal anti-inflammatory drug  
🗑
NSR   Normal sinus rhythm (of heart)  
🗑
NTP   Normal temperature and pressure  
🗑
O, or O2   Oxygen  
🗑
O.D.   Doctor of optometry  
🗑
O.T.   Occupational therapy  
🗑
OA   Osteoarthritis  
🗑
OB/GYN   Obstetrics/gynecology  
🗑
oC   Celsius  
🗑
OCPs   Oral contraceptive pills  
🗑
OD   Oculus dexter (right eye); over dose  
🗑
OR   Operating room  
🗑
ORIF   Open reduction internal fixation  
🗑
ORTH; Ortho.   Orthopedics  
🗑
OS   Auris sinister (left eye)  
🗑
os   Opening; bone  
🗑
OU   Each eye (oculus uterque)  
🗑
Oz.   Ounce  
🗑
P   Phosphorus; posterior; pressure; pulse; pupil  
🗑
p-   Before  
🗑
P&A   Percussion and auscultation  
🗑
p.c.   After meal (post cibum)  
🗑
p.o.   Per os  
🗑
p.r.n.   pro re nata (as required)  
🗑
p/o   Postoperative  
🗑
P2 or P2   Pulmonary valve closure (heart sound)  
🗑
PA   Pulmonary artery; posteroanterior  
🗑
P-A   Posteroanterior  
🗑
PAC   Premature atrial contraction  
🗑
PaCO2, pCO2   Partial pressure of carbon dioxide in blood  
🗑
PACS   Picture archival communications system  
🗑
Palp.   Palpable; palpation  
🗑
PALS   Pediatric advanced life support  
🗑
PaO2, pO2   Partial pressure of oxygen in blood  
🗑
Pap smear   Papanicolaou smear (cells from cervix and vagina)  
🗑
Para 1, 2, 3   unipara, bipara, tripara (number of viable births)  
🗑
PCA   Patient controlled anesthesia  
🗑
PCI   percutaneous coronary interventions  
🗑
PCP   Pneumocystis carinii pneumonia; phencyclidine (hallucinogen)  
🗑
PCR   Polymerase chain reaction (process allows making copies of genes)  
🗑
PD   Peritoneal dialysis  
🗑
PDA   patent (open, unobstructed; evident apparent) ductus arteriosus  
🗑
PDR   Physicians’ desk reference  
🗑
PE   Physician examination; pulmonary embolism  
🗑
PE tube   Ventilating tube for eardrum  
🗑
PEEP   Positive end-expiratory pressure  
🗑
PEG   Percutaneous endoscopic gastrostomy (a feeding tube)  
🗑
PEJ   Percutaneous endoscopic jejunostomy (a feeding tube)  
🗑
per os   By mouth  
🗑
PERRLA   Pupils equal, round, react to light and accommodation  
🗑
PET   Positron emission tomography  
🗑
PFT   Pulmonary function test  
🗑
PG   Prostaglandin  
🗑
PH   Past history  
🗑
pH   Hydrogen ion concentration (alkalinity and acidity measurement)  
🗑
PI   Present illness  
🗑
PID   Pelvic inflammatory disease  
🗑
PIP   Proximal interphalangeal joint  
🗑
PKU   Phenylketonuria  
🗑
PM or p.m.   Afternoon (post meridian)  
🗑
PMH   Past medical history  
🗑
PMN   Polymorphonuclear leukocyte  
🗑
PMS   Premenstrual syndrome  
🗑
PND   Paroxysmal nocturnal dyspnea  
🗑
Poly   Polymorphonuclear leukocyte  
🗑
postop   Postoperative (after surgery)  
🗑
PPBS   Postprandial blood sugar  
🗑
PPD   Purified protein derivative (test for tuberculosis)  
🗑
PR   Partial response  
🗑
preop   Preoperative  
🗑
prep   Prepare for  
🗑
Primip   Primipara  
🗑
PRL   prolactin  
🗑
pro. time   Prothrombin time  
🗑
procto   Proctoscopy  
🗑
prot.   Protocol  
🗑
PSA   Prostate-specific antigen  
🗑
PT   Prothrombin time; physical therapy  
🗑
pt.   Patient  
🗑
PTA   Prior to admission  
🗑
PTC   Percutaneous transhepatic cholangiography  
🗑
PTCA   Percutaneous transluminal coronary angioplasty  
🗑
PTH   Parathyroid hormone  
🗑
PTHC   Percutaneous transhepatic cholangiography  
🗑
PTSD   Post-traumatic stress disorder  
🗑
PTT   Partial thromboplastin time (test of blood clotting)  
🗑
PU   Pregnancy urine  
🗑
PUVA therapy   Psoralen ultraviolet A (treatment for psoriasis)  
🗑
PVC   Premature ventricular contraction  
🗑
PVD   Peripheral vascular disease  
🗑
PWB   Partial weight bearing  
🗑
Px   Prognosis  
🗑
q   Every (quaque)  
🗑
q.2h.   Every 2 hours  
🗑
q.d.   Every day (quaque die)  
🗑
q.h.   Every hour (quaque hora)  
🗑
q.i.d.   Four times a day (quater in die)  
🗑
q.s.   As much as suffices (quantum sufficit)  
🗑
qAM   Every morning  
🗑
qns   Quantity not sufficient  
🗑
qPM   Every evening  
🗑
QRS   Wave complex in an electrocardiographic study  
🗑
qt   Quart  
🗑
R   Respiration; right  
🗑
R.D.D.A   Recommended daily dietary allowance  
🗑
R/O   Rule out  
🗑
RA   Rheumatoid arthritis; right atrium  
🗑
Ra   Radium  
🗑
rad   Radio absorbed dose  
🗑
RBBB   Right bundle branch block  
🗑
RBC, rbc   Red blood count 9cell)  
🗑
RDS   Respiratory distress syndrome  
🗑
REM   Rapid eye movement  
🗑
RF   Rheumatoid factor  
🗑
Rh (factor)   Rhesus (monkey) factor in blood  
🗑
RhoGAM   Drug to prevent Rh factor reaction in Rh-negative women  
🗑
RIA   Radioimmunoassay (minute quantities are measured)  
🗑
RLL   Right lower lobe (lung)  
🗑
RLQ   Right lower quadrant  
🗑
RML   Right middle lobe (lung)  
🗑
RNA   Ribonucleic acid  
🗑
ROM   Range of motion  
🗑
ROS   Review of systems  
🗑
RRR   Regular rate and rhythm (of the heart)  
🗑
RT   Right; radiation therapy  
🗑
RUL   Right upper lobe (lung)  
🗑
RUQ   Right upper quadrant  
🗑
RV   Right ventricle  
🗑
Rx   Treatment; therapy; prescription  
🗑
s (sine)   Without)  
🗑
s.o.s.   If necessary (si opus sit)  
🗑
S/P   Status post (previous disease condition)  
🗑
S/S   Signs and symptoms  
🗑
S1, S2   First, second sacral vertebra  
🗑
S-A node   Sinoatrial node (pacemaker of heart)  
🗑
SAD   Seasonal affective disorder  
🗑
SARS   Severe acute respiratory syndrome  
🗑
SBE   subacute bacterial endocarditis  
🗑
SBFT   Small bowel follow-through (x-rays of small intestine)  
🗑
sc   Subcutaneous  
🗑
SC, subcut   Subcutaneous  
🗑
sed. rate   Sedimentation rate (rate of erythrocyte sedimentation)  
🗑
segs   Segmented neutrophils; polys  
🗑
SERM   Selective estrogen receptor modulator  
🗑
SGOT (AST)   Serum glutamic-oxaloacetic transaminase  
🗑
SGPT (ALT)   Serum glutamic-pyruvic transaminase  
🗑
SIADH   Syndrome of inappropriate antidiuretic hormone  
🗑
SIDS   Sudden infant death syndrome  
🗑
sig.   let it be labeled  
🗑
SL   Sublingual  
🗑
SLE   Systemic lupus erythematosus  
🗑
SMA-12   Twelve blood chemistries  
🗑
SMAC   Automated analytical device for testing blood  
🗑
SOAP   Subjective, objective, assessment, and plan (used for patient notes)  
🗑
SOB   Shortness of breath  
🗑
sp. gr.   Specific gravity  
🗑
SPECT   Single-photon emission computed tomography  
🗑
SSCP   substernal chest pain  
🗑
SSRI   Selective serotonin reuptake inhibitor (antidepressant)  
🗑
Staph.   Staphylococci (berry-shaped bacteria in clusters)  
🗑
stat.   Immediately (statim)  
🗑
STH   somatotropin (growth hormone)  
🗑
STI   Sexually transmitted infection  
🗑
Strep.   Streptococci (berry-shaped bacteria in twisted chains)  
🗑
SVC   Superior vena cava  
🗑
SVD   Spontaneous vaginal delivery  
🗑
Sx   Signs and symptoms  
🗑
Sz   Seizure  
🗑
T   Temperature; time  
🗑
T cells   Lymphocytes produced in the thymus gland  
🗑
T tube   Tube placed in biliary tract for drainage  
🗑
t.i.d.   Three times daily (ter in die)  
🗑
T1, T2   First, second thoracic vertebra  
🗑
T3   Triiodothyronine test  
🗑
T4   Thyroxine test  
🗑
TA or TAB   Therapeutic abortion  
🗑
TAH   Total (including cervix) abdominal hysterectomy  
🗑
TAT (psychiatry)   Thematic apperception test  
🗑
TB   Tuberculosis  
🗑
Tc   technetium  
🗑
TEE   transesophageal echocardiogram  
🗑
TENS   transcutaneous electrical nerve stimulation  
🗑
TFT   Thyroid function test  
🗑
TIA   Transient ischemic attack  
🗑
TLC   Total lung capacity  
🗑
TM   Tympanic membrane  
🗑
TMJ   Temporo-mandibular joint  
🗑
TNM   Tumor, nodes, and metastases  
🗑
tPA   Tissue plasminogen activator  
🗑
TPN   Total parenteral nutrition  
🗑
TPR   Temperature, pulse and respiration  
🗑
TRUS   transrectal ultrasound  
🗑
TSH   Thyroid-stimulating hormone  
🗑
TSS   Toxic shock syndrome  
🗑
TUR, TURP   Transurethral resection of the prostate  
🗑
TVH   Total vaginal hysterectomy  
🗑
Tx   Treatment  
🗑
U   Unit  
🗑
U/O   Urinary output  
🗑
U/S   Ultrasound  
🗑
UA   Urinalysis  
🗑
UAO   Upper airway obstruction  
🗑
UC   Uterine contractions  
🗑
UE   Upper extremity  
🗑
UGI   Upper GI  
🗑
umb.   Navel (umbilicus)  
🗑
URI   Upper respiratory infection  
🗑
UTI   Urinary tract infection  
🗑
UV   Ultraviolet  
🗑
V/Q scan   Ventilation-perfusion scan  
🗑
V/S   Vital signs; versus  
🗑
VA   Visual acuity  
🗑
VATS   Video-assisted thorascopy  
🗑
VC   Vital capacity (of lungs)  
🗑
VCUG   Voiding cystourethrogram  
🗑
VDRL   Test for syphilis (venereal disease research laboratory)  
🗑
VEGF   Vascular endothelial growth factor  
🗑
VF   Visual fields  
🗑
vis à vis   As compared with; in relation to  
🗑
VSD   Ventricular septal defect  
🗑
VT   Ventricular tachycardia (abnormal heart rhythm)  
🗑
VTE   Venous thromboembolism  
🗑
WAIS   Wechsler Adult Intelligence Scale  
🗑
WBC, wbc   (blank)  
🗑
WDWN   Well developed, well nourished  
🗑
WISC   Wechsler Intelligence Scale for children  
🗑
WNL   Within normal limits  
🗑
wt   Weight  
🗑
XRT   Radiation therapy  
🗑
y/o, yrs   Year(s) old  
🗑
μCi   Microcurie  
🗑
μg   Microgram; 1 x 10-6 gram  
🗑


   

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