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Med Term
Med Term Complete Version
| 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 |
Created by:
jonyeh
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