Medical Abbreviations

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  1. @
  2. °C
  3. µCi
  4. µg
    Microgram (1-millionth of a gram)
  5. µl
    microliter (1 millionth of a liter)
  6. µm
    Micrometer (one-millionth meter)
  7. 131I
    Radioactive isotope of iodine
  8. 5-FU
    5-fluorouracil (chemotherapy drug)
  9. A & P
    Auscultation and percussion
  10. A & W
    Alive and well
  11. a (overhead bar)
  12. A, B, AB, O
    Blood type
  13. a.c.
    Before meals – ante cibum
  14. a.m. or AM
    In the morning or before noon
  15. A2 or A2
    Aortic valve closure (heart sound)
  16. aa (line over both a)
    of each
  17. AAA
    Abdominal aortic aneurysm
  18. AAL
    Anterior axillary line
  19. AAOC
    Antacid Of Choice
  20. AB/ab
  21. ABCD
    Asymmetry, border, color, diameter
  22. Abd
    Abdomen; abduction
  23. ABG
    Arterial Blood Gases
  24. AC join
    Acromioclavicular joint
  25. ACE
    Angiotensin-converting enzyme
  26. ACh
    Acetylcholine (neurotransmitter)
  27. ACL
    Anterior cruciate ligament (of knee)
  28. ACS
    Acute coronary syndromes
  29. ACTH
    Adrenocorticotropic hormone
  30. AD
    Right (auris dextra); Alzheimer disease
  31. AD LIB
    As Desired, As Much As Needed
  32. ad lib.
    As desired
  33. ADA
    American Diabetic Association Diet
  34. ADD
    Attention deficit disorder
  35. add
  36. ADH
    Antidiuretic hormone
  37. ADHD
    Attention deficit hyperactivity disorder
  38. ADL
    Activities of daily living
  39. ADT
    Admission, discharge, transfer
  40. AF
    Atrial fibrillation
  41. AFB
    Acid-fast bacillus; TB organism
  42. AFO
    Ankle foot orthosis (device for stabilization)
  43. AFP
  44. Ag
  45. Agranulocyte
    A non-granular leukocyte
  46. AHF
    Anti-hemophilic factor (coagulation factor XIII)
  47. AIDS
    Acquired Immune Deficiency syndrome
  48. AIHA
    Autoimmune hemolytic anemia
  49. AKA
    Above knee amputation
  50. alb
  51. Albinism
    Condition of lack of melanin
  52. alk phos
    Alkaline phosphate (elevated in liver disease)
  53. ALL
    Acute lymphocytic leukemia
  54. ALS
    Amyotrophic lateral sclerosis (Lou Gehrig disease)
  55. ALT
    Alanine aminotransferase (elevated in liver and heart disease); formerly SGPT
  56. AMA
    Against medical advise; American Medical Association
  57. Amb
    Ambulate, ambulatory (walk)
  58. AMD
    Age-related macular degeneration
  59. Amenorrhea
    Without menstruation
  60. AMI
    Acute myocardial infarction
  61. AML
    Acute myelocytic (myelogenous) leukemia
  62. AMP
  63. amt
  64. ANA
    Antinuclear antibody
  65. ANC
    Absolute neutrophil count
  66. AP or A/P
  67. APAP
  68. APC
    Acetylsalicylic acid (aspirin), phenacetin and caffeine
  69. APH
    Adult Psychiatric Hospital
  70. appointment
  71. approximately
  72. aq.
    Water (aqua); aqueous
  73. ARDS
    Adult respiratory distress syndrome
  74. AROM
    Active range of motion
  75. AS
    Auris sinistra (left ear); aortic stenosis (narrowing or stricture)
  76. ASA
    Acetylsalicylic acid (Aspirin)
  77. ASAP
    As Soon As Possible
  78. ASD
    Atrial septal defect (congenital defect in septum not closing)
  79. ASHD
    Arteriosclerotic heart disease
  80. AST
    Aspartate aminotransferase (elevated in liver and heart disease); formerly SGPT
  81. ATC
    Around The Clock
  82. AU
    Each ear, both ears (auris uterque)
  83. Au
  84. AV
    Arteriovenous; atrioventricular
  85. AVM
    arteriovenous malformation
  86. AVR
    Aortic valve replacement
  87. AXR
    Abdominal X-Ray
  88. B Cells
    Lymphocytes produced in the bone marrow
  89. b.i.d.
    Twice a day
  90. B.R.
    Bed Rest
  91. b/c
  92. Ba
  93. BaE
    Barium Enema
  94. BAL
    Bronchoalveolar lavage
  95. Bands
    Banded neutrophils
  96. Baso
  97. BBB
    Bundle branch block
  98. BC
    Bone conduction, Birth Control
  99. BE
    Barium enema
  100. BID
    Twice A Day, 2x A Day
  101. Bio or Biochem
    Biochemistry Or Chemical Pathology
  102. BKA
    Below-knee amputation
  103. BM
    Bowel movement
  104. BMI
    body mass index
  105. BMR
    Basal metabolic rate
  106. BMT
    Bone marrow transplant
  107. BP or B/P
    Blood pressure
  108. BPH
    Benign prostate hyperplasia (hypertrophy)
  109. BRBPR
    Bright red blood per rectum
  110. BRP
    Bathroom Privileges
  111. BS
    blood sugar
  112. BSE
    Breast self-examination
  113. BSO
    Bilateral salpingo-oophorectomy
  114. BSP
    Bromsulphalein; dye used in liver function test. It’s retention is indicative of liver damage or disease
  115. BT
    Barrier Tray, Brain Tumor, Bleeding Time
  116. BUN
    Blood urea nitrogen
  117. BX. Bx, bx
  118. C
  119. C
    Carbon; calorie
  120. c (line over c)
  121. C&S
    Culture and sensitivity
  122. c/o
    Complains of
  123. c/w
    Compare with; consistent with
  124. C1, C2
    First, second of cervical vertebra
  125. Ca
  126. CA
    Cancer; carcinoma cardiac arrest; chronological age
  127. CABG
    Coronary artery bypass graft (surgery)
  128. CAD
    Coronary artery disease
  129. CAL
  130. CAP
  131. cap
  132. CAPD
    Continuous ambulatory peritoneal dialysis
  133. caps
  134. CARD. CATH
    Cardiac Catheterization
  135. CAT
    Computerized axial tomography
  136. Cath
    Catheter; catheterization
  137. CBC
    Complete blood cell count
  138. CBT
    Cognitive behavior therapy
  139. CC
    Cubic Centimeter, Chief Complaint
  140. CCMS
    Clean Catch Midstream
  141. CCU
    Coronary care unit; critical care unit
  142. CDC
    Center for disease control
  143. CDH
    Congenital dislocated hip
  144. CEA
    Carcinoembryonic antigen
  145. CF
    Cystic fibrosis; complement fixation
  146. cf.
  147. CFH
    Congestive heart failure
  148. cGy
    Centigray (one hundredth of a gray; a rad)
  149. CHD
    Coronary heart disease; chronic heart disease
  150. Chemo
  151. CHF
    Congestive Heart Failure
  152. CHI
    Closed Head Injury
  153. CHOL
  154. Chr
  155. CIN
    Cervical intraepithelial neoplasia
  156. CIS
    Carcinoma in situ
  157. CK
    creatine kinase
  158. CKD
    Chronic kidney disease
  159. CL
  160. Cl
  161. Cl.Liq.
    Clear Liquid
  162. CLD
    Chronic liver disease
  163. CLL
    Chronic lymphocytic leukemia
  164. Cm
  165. CMA
    Certified medical assistant
  166. CMG
  167. CML
    Chronic myelogenous leukemia
  168. CMV
  169. CNS
    Central nervous system
  170. Co
  171. CO
    Carbon monoxide; cardiac output
  172. CO2
    Carbon dioxide
  173. COD
    Chronic airway obstruction, Condition on discharge
  174. COPD
    Chronic obstructive pulmonary disease
  175. CP
    Cerebral palsy; chest pain
  176. CPA
    costophrenic angle
  177. CPAP
    Continuous positive airway pressure
  178. CPD
    cephalopelvic disproportion
  179. CPR
    Cardiopulmonary resuscitation
  180. CR
    Complete response; cardiorespiratory
  181. CRF
    Chronic renal failure
  182. C-section
    Cesarean section
  183. CSF
    Cerebrospinal fluid; colony-stimulating factor
  184. C-spine
    Cervical spine films
  185. CSS
    Central Sterile Supply
  186. CT
    Computed tomography
  187. ct.
  188. CTA
    Clear to auscultation
  189. CTS
    Carpal tunnel syndrome
  190. Cu
  191. CVA
    Cerebrovascular accident; costovertebral angle
  192. CVP
    Central venous pressure
  193. CVS
    Cardiovascular system; chorionic villus sampling
  194. Cx
  195. CX (CXR)
    Chest x-ray
  196. Cysto
  197. D&C
    Dilatation (dilation) and curettage
  198. D. O.
    Doctor of osteopathy
  199. D.C., D/C, d/c
    Discontinue Or Discharge
  200. D/W
    Dextrose and water
  201. D5W
    5% Dextrose In Water
  202. DAW
    Dispense as Written
  203. DCIS
    ductal carcinoma in situ
  204. DD
    Discharge diagnosis; differential diagnosis
  205. Decub.
    decubitus; lying down
  206. Derm.
  207. DES
    Diethylstilbestrol; diffuse esophageal spasm
  208. DI
    Diabetes insipidus; diagnostic imaging
  209. DIC
    Disseminated intravascular coagulation
  210. DICOM
    Digital image communication in medicine
  211. diff.
    Differential count
  212. DIG
    Digoxin; digitalis
  213. disch
  214. dL, dl
    Deciliter (1/10 liter)
  215. DLco
    Diffusion capacity of the lung for carbon monoxide
  216. DLE
    Discoid lupus erythematosus
  217. DM
    Diabetes mellitus
  218. DNA
    Deoxyribonucleic acid
  219. DNR
    Do not resuscitate
  220. DOA
    Dead on arrival
  221. DOB
    Date of birth
  222. DOE
    Dyspnea on exertion
  223. DPI
    Dry powder inhaler
  224. DPT
    Diphtheria, pertussis, tetanus (vaccine)
  225. DRE
    Digital rectal exam
  226. DRG
    Diagnosis-related group
  227. DSA
    Digital subtraction angiography
  228. DSD
    dry, sterile dressing
  229. DSM
    Diagnostic and statistical manual of mental disorders
  230. DT
    Delirium tremens (caused by alcohol withdrawal)
  231. DTR
    Deep tendon reflexes
  232. DUB
    Dysfunctional uterine bleeding
  233. DVT
    Deep vein thrombosis
  234. DX, Dx
  235. EBV
    Epstein-barr virus
  236. ECC
    Endocervical curettage; extracorporeal circulation
  237. ECF
    Extended-care facility
  238. ECG
  239. ECHO
  240. ECMO
    Extracorporeal membrane oxygenation
  241. ECT
    Electroconvulsive therapy
  242. ED
    Emergency department
  243. EDC
    Estimated date of confinement
  244. EEG
  245. EENT
    Eyes, ear, nose and throat
  246. EGD
  247. EKG
  248. ELISA
    Enzyme-linked immunosorbent assay (AIDS test)
  249. EM
    Electron microscope
  250. EMB
    Endometrial biopsy
  251. EMG
  252. ENT
    Ear, nose and throat
  253. EOM
    Extraocular movement; extraocular muscles
  254. eos.
  255. EPO
    Erythropoietin (poietin: stimulatory factor)
  256. ER
    Emergency room; estrogen receptor
  257. ERCP
    Endoscopic retrograde cholangiopancreatography
  258. ERT
    Estrogen replacement therapy
  259. ESR
    Erythrocyte sedimentation rate
  260. ESRD
    End-state renal disease
  261. ESWL
    Extracorporeal shock wave lithotripsy
  262. ET
    Endotracheal Tube
  263. ETOH
    Ethyl alcohol
  264. ETT
    Exercise tolerance test
  265. F or 0F
  266. F/u
    Follow up
  267. F/U
  268. FACP
    Fellow, American College of Physicians
  269. FACS
    Fellow, American College of Surgeons
  270. FB
    Fingerbreadth; foreign body
  271. FBS
    Fasting Blood Sugar
  272. FDA
    Food and Drug Administration
  273. Fe
  274. FEF
    Forced expiratory flow
  275. FEV 1
    Forced expiratory volume in first second
  276. FF
    Force Fluids
  277. FFP
    Fresh Frozen Plasma
  278. FH
    Family history
  279. FHR
    Fetal heart rate
  280. FL. Liq
    Full Liquid
  281. flex sig
    flexible sigmoidoscopy
  282. FR
    Fluid Restriction
  283. freq
  284. FROM
    Full range of movement/motion
  285. FSH
    Follicle-stimulating hormone
  286. FUO
    Fever of undetermined origin
  287. Fx
  288. G
    Gravida (pregnant)
  289. g, gm
  290. g/dL
    Gram per deciliter
  291. G6PD
    Glucose-6-phosphate dehydrogenase (enzyme missing in inherited red blood cell disorder
  292. Ga
  293. GABA
    Gamma-aminobutyric acid (neurotransmitter)
  294. GB
  295. GBS
    Gallbladder series x-rays
  296. GC
  297. G-CSF
    Granulocyte colony-stimulating factor
  298. Gen.
    General Tray
  299. GERD
    Gastroesophageal reflux disease
  300. GFR
    Glomerular filtration rate
  301. GH
    Growth hormone
  302. GI
  303. GM-CSF
    Granulocyte macrophage colony stimulating factor
  304. GP
    General practioner
  305. Grav. 1, 2, 3
    First, second, third pregnancy
  306. GTT
    Glucose tolerance test
  307. gtt
    Drop (gutta), drops (guttae)
  308. GU
  309. Gy
    Gray (unit of radiation = 100 rad)
  310. GYN or gyn
  311. H
  312. H&H
    Hematocrit and hemoglobin (rbc tests)
  313. H&P
    History and physical
  314. h., hr
  315. H.O.
    House Officer
  316. h.s.
    At bedtime
  317. H/A
  318. h/o
    History of
  319. H2 blocker
    H2 (histamine) – receptor antagonist (inhibitor of gastric acid secretion)
  320. H2O
  321. HAART
    Highly active antiretroviral therapy (for AIDS)
  322. Hb; hgb
  323. HbA1C
    glycosylated hemoglobin test (for diabetes)
  324. HBV
    Hepatitis B virus
  325. HCG (hCG)
    Human chorionic gonadotropin
  326. HCL
    Hydrochloric acid
  327. HCO3
  328. Hct (HCT)
  329. HCV
    Hepatitis C virus
  330. HCVD
    Hypertensive cardiovascular disease
  331. HD
    hemodialysis (artificial kidney machine)
  332. HDL
    High density lipoprotein
  333. He
  334. HEENT
    Head, eyes, ear, nose and throat
  335. Hemianopsia
    Blindness of half of the vision in one or both eyes
  336. HEMO
  337. Hemophilia
    Problem coagulating
  338. Hemostasis
    The arrest of bleeding
  339. Hg
  340. HIPAA
    Health Insurance portability and accountability Act
  341. HIV
    Human immunodeficiency virus
  342. HLA
    Histocompatibility locus antigen (identifies cells as self)
  343. HPF; hpf
    High-power field
  344. HPI
    History of present illness
  345. HPV
    Human papillomavirus
  346. HRT
    Hormone replacement therapy
  347. hs
    Hour Of Sleep, At Bedtime
  348. HSG
  349. HSV
    Herpes simplex virus
  350. ht
  351. HTN
  352. Hx
  353. Hypopituitary
    Growth hormone deficiency
  354. I
  355. I&D
    Incision and drainage
  356. I&O
    Intake And Output
  357. I.Q.
    Intelligence quotient
  358. IBD
    Inflammatory bowel disease
  359. IBU
  360. ICD
    Implantable cardioverter/defibrillator
  361. ICP
    Intracranial pressure
  362. ICS IS
    Incentive Spirometer
  363. ICSH
    Interstitial cell-stimulating hormone
  364. ICU
    Intensive care unit
  365. ID
    Infectious disease, Intradermal
  366. IgA, IgD, IgE, IgG, IgM
  367. IHD
    Ischemic heart disease
  368. IHSS
    Idiopathic hypertrophic subaortic stenosis
  369. IL1-15
  370. IM
    Intramuscular; infectious mononucleosis
  371. immediately
  372. inf.
    Infusion; inferior
  373. INH
    isoniazid (drug used to treat tuberculosis)
  374. inj.
  375. IOL
    Intraocular lens (implant)
  376. IOP
    Intraocular Pressure
  377. IPPB
    Intermittent positive pressure breathing
  378. ISC
    Intermittent Self/Sterile Catherization
  379. IT Suction
    Intermittent Tracheal Suction
  380. ITP
    Idiopathic thrombocytopenic purpura
  381. IUD
    Intrauterine device
  382. IUP
    Intrauterine pregnancy
  383. IV or I.V.
    Intravenous (injection)
  384. IVP
    Intravenous pyelogram
  385. IVPB
    Intravenous Piggyback
  386. K
  387. KCL
    Potassium Chloride
  388. Kg
  389. KJ
    Knee jerk
  390. KS
    Kaposi Sarcoma
  391. KUB
    Kidneys, ureters, bladder (x-ray exam)
  392. L
  393. L&W
    Living and well
  394. L, l
    Liter, left, lower
  395. L.E.
    Lupus erythematosus
  396. L1, L2
    First, second lumbar vertebra
  397. LA
    Left atrium
  398. LAD
    Left anterior descending (coronary artery)
  399. lat
  400. LB
    Large bowel
  401. LBBB
    Left bundle branch block (heart block)
  402. LBP
    lower back pain
  403. LD
    Lethal dose
  404. LDH
    Lactate dehydrogenase
  405. LDL
    Low-density lipoprotein
  406. L-dopa
    levodopa (for Parkinson’s disease)
  407. LEEP
    Loop electrocautery excision procedure
  408. LES
    Lower esophageal sphincter
  409. LFT
    Liver function test
  410. LH
    Luteinizing hormone
  411. liq
  412. LLL
    Left lower lobe
  413. LLQ
    Left lower quadrant
  414. LMP
    last menstrual period
  415. LMP
    Last menstrual period
  416. LMWH
    Low-molecular-weight heparin
  417. LOA
    Leave Of Absence
  418. LOC
    Laxative Of Choice, Loss Of Consciousness
  419. LOP
    Leave On Pass
  420. LOS
    Length of stay
  421. LP
    Lumbar puncture
  422. lpf
    Low power field
  423. LPN
    Licenses practical nurse
  424. LS
    Lumbosacral spine
  425. LSD
    Lysergic acid diethylamide
  426. LSK
    Liver, spleen and kidneys
  427. LTB
    laryngotracheal bronchitis (croup)
  428. LTC
    Long-term care
  429. LTH
    luteotropic hormone (prolactin, luteotropin)
  430. LUL
    Left upper lobe (lung)
  431. LUQ
    Left upper quadrant
  432. LV
    Left ventricle
  433. LVAD
    Left ventricular assist device
  434. Lymphs
  435. Lytes
  436. M.D.
    Doctor of medicine
  437. m/µ
    Millimicron (1/1000 micron; a micron is 10-3 mm)
  438. MA
    Mental age
  439. MAC
    Monitored anesthesia care
  440. MAI
    Mycobacterium avium intracellulare (late stage AIDS myco bacterial infection)
  441. MAOI
    Monoamine oxidase inhibitor (antidepressant drug)
  442. MBD
    Minimal brain dysfunction (mnemonics: may brain dead)
  443. mcg
  444. MCH, MCHC
    Mean corpuscular hgb (average amount in each red blood cell)
  445. mCi
  446. MCP
    Metacarpophalangeal joint
  447. MCV
    Mean corpuscular volume (average size of a red blood cell)
  448. MDI
    Metered-dose inhaler
  449. MDR
    Minimum daily requirement
  450. MED
    Minimum effective dose
  451. Meds
  452. mEq/L
    Milliequivalent per liter (measurement of the concentration of a solution)
  453. mets
  454. MG
    Myasthenia gravis
  455. Mg
  456. mg
  457. mg/cc
    Milligram per cubic centimeter
  458. mg/dl
    Milligram per deciliter
  459. MH
    Marital history; mental health
  460. MI
    Myocardial infarction ; mitral insufficiency
  461. min
  462. mL, ml
    Milliliter (1/1000 liter)
  463. MMPI
    Minnesota Multiphasic personality inventory
  464. MMR
    Measles-mumps-rubella (vaccine)
  465. MMT
    Manual muscle testing
  466. MOAB
    Monoclonal antibody
  467. moderate
  468. monos
    monocytes (white blood cell)
  469. MR
    Mitral regurgitation; magnetic resonance
  470. MRA
    Magnetic resonance angiogram
  471. MRI
    Magnetic resonance imaging
  472. mRNA
    Messenger RNA
  473. MS
    Multiple sclerosis
  474. MSL
    midsternal line
  475. MTX
  476. MUGA
    Multiple-gated acquisition scan (of heart)
  477. Multip
    multipara; multiparous
  478. MVP
    mitral valve prolapse
  479. N
  480. N and V
    nausea and vomiting
  481. n.p.o
    Non per os
  482. n/s, N.S.
    Normal Saline
  483. NA
    Not applicable
  484. Na
  485. NB
    New born
  486. NBS
    Normal bowel or breath sounds
  487. ND
    Normal delivery; normal development
  488. NED
    No evidence of disease
  489. neg.
  490. NG tube
    nasogastric tube
  491. NHL
    Non-Hodgkin lymphoma
  492. NICU
    Neonatal intensive care
  493. NK cells
    Natural killer cells
  494. NKA
    No known allergies
  495. NKDA
    No known drug allergies
  496. NMP
    normal menstrual period
  497. no complaints
  498. NPO
    Nothing by Mouth
  499. NSAID
    Non-steroidal anti-inflammatory drug
  500. NSR
    Normal sinus rhythm (of heart)
  501. NTP
    Normal temperature and pressure
  502. O, or O2
  503. O.D.
    Doctor of optometry
  504. O.T.
    Occupational therapy
  505. OA
  506. OB
  507. OB/GYN
  508. occ
  509. OCPs
    Oral contraceptive pills
  510. OD
    Oculus dexter (right eye); over dose
  511. OR
    Operating room
  512. ORIF
    Open reduction internal fixation
  513. ORTH; Ortho.
  514. OS
    Auris sinister (left eye)
  515. os
    Opening; bone
  516. OT
    occupational therapy
  517. OTC
    over the counter
  518. OTO
  519. OU
    Each eye (oculus uterque)
  520. OV
    office visit
  521. Oz.
  522. P
    Phosphorus; posterior; pressure; pulse; pupil
  523. p-
  524. P&A
    Percussion and auscultation
  525. p.c., pc
    After meal (post cibum)
  526. p.o.
    Per os
  527. p.r.n.
    pro re nata (as required)
  528. p/o
  529. P2
    Pulmonary valve closure (heart sound)
  530. PA
    Pulmonary artery; posteroanterior
  531. P-A
  532. PAC
    Premature atrial contraction
  533. PaCO2, pCO2
    Partial pressure of carbon dioxide in blood
  534. PACS
    Picture archival communications system
  535. Palp.
    Palpable; palpation
  536. PALS
    Pediatric advanced life support
  537. PaO2, pO2
    Partial pressure of oxygen in blood
  538. Pap smear
    Papanicolaou smear (cells from cervix and vagina)
  539. Pap test
  540. Para 1, 2, 3
    unipara, bipara, tripara (number of viable births)
  541. path
  542. PCA
    Patient controlled anesthesia
  543. PCI
    percutaneous coronary interventions
  544. PCN
  545. PCP
    Pneumocystis carinii pneumonia; phencyclidine (hallucinogen)
  546. PCR
    Polymerase chain reaction (process allows making copies of genes)
  547. PD
    Peritoneal dialysis
  548. PDA
    patent (open, unobstructed; evident apparent) ductus arteriosus
  549. PDR
    Physicians’ desk reference
  550. PE
    Physician examination; pulmonary embolism
  551. PE tube
    Ventilating tube for eardrum
  552. peds
  553. PEEP
    Positive end-expiratory pressure
  554. PEG
    Percutaneous endoscopic gastrostomy (a feeding tube)
  555. PEJ
    Percutaneous endoscopic jejunostomy (a feeding tube)
  556. PEN
  557. per
    by or through
  558. per os
    By mouth
  559. PERRLA
    Pupils equal, round, react to light and accommodation
  560. PET
    Positron emission tomography
  561. PFT
    Pulmonary function test
  562. PG
  563. PH
    Past history
  564. pH
    Hydrogen ion concentration (alkalinity and acidity measurement)
  565. PI
    Present illness
  566. PID
    Pelvic inflammatory disease
  567. PIP
    Proximal interphalangeal joint
  568. PKU
  569. PM or p.m.
    Afternoon (post meridian)
  570. PMH
    Past medical history
  571. PMN
    Polymorphonuclear leukocyte
  572. PMS
    Premenstrual syndrome
  573. PND
    Paroxysmal nocturnal dyspnea
  574. po, PO
    by mouth
  575. Poly
    Polymorphonuclear leukocyte
  576. pos
  577. postop
    Postoperative (after surgery)
  578. PPBS
    Postprandial blood sugar
  579. PPD
    purified protein derivative
  580. PPD
    Purified protein derivative (test for tuberculosis)
  581. PR
    Partial response
  582. preop
  583. prep
    Prepare for
  584. Primip
  585. PRL
  586. PRN
    As Needed
  587. pro. time
    Prothrombin time
  588. procto
  589. prot.
  590. PSA
    Prostate-specific antigen
  591. pt
  592. PT
    Prothrombin time; physical therapy
  593. pt.
  594. PTA
    Prior to admission
  595. PTC
    Percutaneous transhepatic cholangiography
  596. PTCA
    Percutaneous transluminal coronary angioplasty
  597. PTH
    Parathyroid hormone
  598. PTHC
    Percutaneous transhepatic cholangiography
  599. PtHx
    Patient History
  600. PTT
    Partial thromboplastin time (test of blood clotting)
  601. PU
    Pregnancy urine
  602. PUVA therapy
    Psoralen ultraviolet A (treatment for psoriasis)
  603. PVC
    Premature ventricular contraction
  604. PVD
    Peripheral vascular disease
  605. PWB
    Partial weight bearing
  606. Px
  607. q
    Every (quaque)
  608. q. h., QH
    Every Hour
  609. q.2h.
    Every 2 hours
  610. q.d.
    Every day (quaque die)
  611. q.h.
    Every hour (quaque hora)
  612. q.i.d.
    Four times a day (quater in die)
  613. q.s.
    As much as suffices (quantum sufficit)
  614. q2h
    every 2 hours
  615. qAM
    Every morning
  616. qd
    every day
  617. qh
    every hour
  618. qid
    four times a day
  619. qn
    every night
  620. QNS, qns
    quantity not sufficient
  621. qPM
    Every evening
  622. QRS
    Wave complex in an electrocardiographic study
  623. qt
  624. R
    Respiration; right
  625. R.D.D.A
    Recommended daily dietary allowance
  626. R/O
    Rule out
  627. RA
    Rheumatoid arthritis; right atrium
  628. Ra
  629. rad
    Radio absorbed dose
  630. RBBB
    Right bundle branch block
  631. RBC, rbc
    Red blood count 9cell)
  632. RDS
    Respiratory distress syndrome
  633. reg
  634. REM
    Rapid eye movement
  635. RF
    Rheumatoid factor
  636. Rh (factor)
    Rhesus (monkey) factor in blood
  637. RhoGAM
    Drug to prevent Rh factor reaction in Rh-negative women
  638. RIA
    Radioimmunoassay (minute quantities are measured)
  639. RLL
    Right lower lobe (lung)
  640. RLQ
    Right lower quadrant
  641. RML
    Right middle lobe (lung)
  642. RNA
    Ribonucleic acid
  643. ROM
    Range of motion
  644. ROS
    Review of systems
  645. RRR
    Regular rate and rhythm (of the heart)
  646. RT
    Right; radiation therapy
  647. RUL
    Right upper lobe (lung)
  648. RUQ
    Right upper quadrant
  649. RV
    Right ventricle
  650. Rx
  651. Rx
    Treatment; therapy; prescription
  652. s (line on top)
  653. s.o.s.
    If necessary (si opus sit)
  654. S/E
    side effects
  655. S/P
    Status post (previous disease condition)
  656. S/S
    Signs and symptoms
  657. S1, S2
    First, second sacral vertebra
  658. S-A node
    Sinoatrial node (pacemaker of heart)
  659. SAD
    Seasonal affective disorder
  660. SARS
    Severe acute respiratory syndrome
  661. SBE
    subacute bacterial endocarditis
  662. SBFT
    Small bowel follow-through (x-rays of small intestine)
  663. SC, SQ, sc, subcut
  664. sed. rate
    Sedimentation rate (rate of erythrocyte sedimentation)
  665. segs
    Segmented neutrophils; polys
  666. SERM
    Selective estrogen receptor modulator
  667. SGOT (AST)
    Serum glutamic-oxaloacetic transaminase
  668. SGPT (ALT)
    Serum glutamic-pyruvic transaminase
  669. SIADH
    Syndrome of inappropriate antidiuretic hormone
  670. SIDS
    Sudden infant death syndrome
  671. sig.
    let it be labeled
  672. SL
  673. sl
  674. SLE
    Systemic lupus erythematosus
  675. sm
  676. SMA-12
    Twelve blood chemistries
  677. SMAC
    Automated analytical device for testing blood
  678. SOAP
    Subjective, objective, assessment, and plan (used for patient notes)
  679. SOB
    Shortness of breath
  680. sp. gr.
    Specific gravity
  681. spec
  682. SPECT
    Single-photon emission computed tomography
  683. SSCP
    substernal chest pain
  684. SSRI
    Selective serotonin reuptake inhibitor (antidepressant)
  685. Staph.
    Staphylococci (berry-shaped bacteria in clusters)
  686. stat.
    Immediately (statim)
  687. STH
    somatotropin (growth hormone)
  688. STI
    Sexually transmitted infection
  689. Strep.
    Streptococci (berry-shaped bacteria in twisted chains)
  690. SVC
    Superior vena cava
  691. SVD
    Spontaneous vaginal delivery
  692. SVN
    Small Volume Nebulizer
  693. Sx
    Signs and symptoms
  694. Sz
  695. T
    Temperature; time
  696. T & A
    Tonsillectomy and adenoidectomy
  697. T and A
    tonsils and adenoids
  698. T cells
    Lymphocytes produced in the thymus gland
  699. T tube
    Tube placed in biliary tract for drainage
  700. T.F.
    Tube Feeding
  701. t.i.d.
    Three times daily (ter in die)
  702. T1, T2
    First, second thoracic vertebra
  703. T3
    Triiodothyronine test
  704. T4
    Thyroxine test
  705. TA or TAB
    Therapeutic abortion
  706. tablet tablets
    tab tabs
  707. TAH
    Total (including cervix) abdominal hysterectomy
  708. TAT (psychiatry)
    Thematic apperception test
  709. TB
  710. Tc
  711. TEE
    transesophageal echocardiogram
  712. TENS
    transcutaneous electrical nerve stimulation
  713. TFT
    Thyroid function test
  714. TIA
    Transient Ischemic Attack
  715. tid, TID
    three times a day
  716. TLC
    Total lung capacity
  717. TM
    Tympanic membrane
  718. TMJ
    Temporo-mandibular joint
  719. TNM
    Tumor, nodes, and metastases
  720. tPA
    Tissue plasminogen activator
  721. TPN
    Total parenteral nutrition
  722. TPR
    Temperature, pulse and respiration
  723. tr
  724. TRUS
    transrectal ultrasound
  725. TSH
    Thyroid-stimulating hormone
  726. TSS
    Toxic shock syndrome
  727. TUR, TURP
    Transurethral resection of the prostate
  728. TVH
    Total vaginal hysterectomy
  729. Tx
  730. U
  731. U/O
    Urinary output
  732. U/S
  733. UA
  734. UAO
    Upper airway obstruction
  735. UC
    Uterine contractions
  736. UE
    Upper extremity
  737. UGI
    Upper GI
  738. umb.
    Navel (umbilicus)
  739. URI
    Upper respiratory infection
  740. US. U/S
  741. UTI
    Urinary tract infection
  742. UV
  743. V.O.
    Verbal Order
  744. V/Q scan
    Ventilation-perfusion scan
  745. V/S
    Vital signs; versus
  746. VA
    Visual acuity
  747. vag
    vagina, vaginal
  748. VATS
    Video-assisted thorascopy
  749. VC
    Vital capacity (of lungs)
  750. VCUG
    Voiding cystourethrogram
  751. VDRL
    Test for syphilis (venereal disease research laboratory)
  752. VEGF
    Vascular endothelial growth factor
  753. VF
    Visual fields
  754. vis à vis
    As compared with; in relation to
  755. VOID
    Patient Must Empty Bladder
  756. VS
    vital signs
  757. VSD
    Ventricular septal defect
  758. VT
    Ventricular tachycardia (abnormal heart rhythm)
  759. VTE
    Venous thromboembolism
  760. WAIS
    Wechsler Adult Intelligence Scale
  761. WBC
    White Blood Cells
  762. WDWN
    Well developed, well nourished
  763. wk
  764. WISC
    Wechsler Intelligence Scale for children
  765. WNL
    Within normal limits
  766. wt
  767. X-RAY
  768. XRT
    Radiation therapy
  769. y/o, yrs
    Year(s) old
  770. μCi
  771. μg
    Microgram; 1 x 10-6 gram
Card Set:
Medical Abbreviations
2011-05-22 00:25:16
DPAP2012 Medical Abbreviations

Medical abbreviations compiled by previous students
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