Diseases conditions of cats

What Do Those Veterinary Abbreviations Mean?

What Do Those Veterinary Abbreviations Mean?

An A-Z Guide to Veterinary Abbreviations

If you've ever tried to read your dog or cat's medical report, you most likely encountered a veritable alphabet soup of abbreviations. What do all those letters mean? From A to Z, this article defines the abbreviations your veterinarian uses.

  • Abc Or Abx - antibiotic(s)
  • Abd - abdomen
  • Ac - before meals
  • ACT - activated clotting time
  • ACTH - adrenocorticotropic hormone
  • AD - right ear
  • ADH - antidiuretic hormone, Vasopressin
  • Ad Lib - as desired
  • ADR - ain't doing right
  • AF - atrial fibrillation
  • AG - albumin/globulin ratio
  • AI - artificial insemination
  • AIHA - autoimmune hemolytic anemia
  • Alb - albumin
  • ALKP - alkaline phosphatase
  • ALT - alanine aminotransferase
  • ANS - autonomic nervous system
  • AP - anterior posterior
  • APC - atrial premature contraction
  • ARF - acute renal failure
  • AS - left ear/aortic stenosis
  • AST - asparate aminotransferase
  • ATE - aortic thromboembolism
  • AU - both ears
  • AV - atrioventricular
  • Ba - barium
  • BARH - bright, alert, responsive and hydrated
  • BAR - bright alert and responsive
  • BBB - blood brain barrier
  • BDLD - big dog/little dog
  • BID - twice per day
  • BM - bowel movement
  • BP - blood pressure
  • BPH - benign prostatic hypertrophy
  • BT - bleeding time
  • BUN - blood urea nitrogen
  • Bx - biopsy
  • C. - with
  • C - celsius
  • C1, C2 - first cervical vertebra, second cervical vertebra
  • Cal - calorie(s)
  • Cap - capsule
  • CBC - complete blood count
  • CC - chief complaint/cubic centimeter
  • CD - canine distemper
  • Chem - profile, blood profile, chemistry, blood chemistry, diagnostic profile
  • CHF - congestive heart failure
  • CK - creatine kinase
  • Cm - centimeter
  • CNS - central nervous system
  • CO - carbon monoxide
  • CO2 - carbon dioxide
  • Code/Code Blue - emergency help
  • COPD - chronic obstructive pulmonary disease
  • COR - care of remains
  • CPCR - cardiopulmonary cerebral resuscitation
  • CPK - creatine phosphokinase
  • CPR - cardiopulmonary resuscitation
  • CPV - canine parvovirus
  • Creat - creatinine
  • CRF - chronic renal failure
  • CRI - constant rate infusion
  • CSF - cerebrospinal fluid
  • CSVD - coughing, sneezing, vomiting, diarrhea
  • CT Scan - computed tomography
  • CV - cardiovascular
  • CVA - cerebral vascular accident
  • CVI - cervical vertebral instability
  • CVT - certified veterinary technician
  • CXR - chest X-ray (radiograph)
  • D - diarrhea
  • D/C - discontinue
  • DCM - dilated cardiomyopathy
  • DDD - degenerative disc disease
  • DDX - differential diagnosis
  • Derm - dermatology
  • DFW - dog fight wounds
  • DI - diabetes insipidus
  • DIC - disseminated intravascular coagulation
  • Diff - differential count
  • Dig - digoxin
  • DJD - degenerative joint disease
  • DLH - domestic longhaired cat
  • DM - diabetes mellitus
  • DMH - domestic medium haired cat
  • DNA - deoxyribonucleic acid
  • DPL - diagnostic peritoneal lavage
  • DSH - domestic shorthaired cat
  • Dx - diagnosis
  • ECG or EKG - electrocardiogram
  • EEG - electroencephalogram
  • EENT - eyes, ears, nose and throat
  • ELISA - enzyme-linked immunosorbent assay
  • EMG - electromyogram
  • EOD - every other day
  • Eos - eosinophil
  • ED - every day
  • EMD - electromechanical dissociation
  • F - fahrenheit
  • FA - fluorescent antibody
  • FAD - flea allergy dermatitis
  • FBS - fasting blood sugar
  • FDA - Food And Drug Administration
  • Fel - feline
  • Felv - feline leukemia virus
  • FHA - femoral head and neck osteotomy
  • FIA - feline infectious anemia
  • FIP - feline infectious peritonitis
  • FIV - feline immunodeficiency virus
  • Fl - fluid
  • FLUTD - feline lower urinary tract disease
  • FNA - fine needle aspirate
  • FORL - feline odontoclastic resorptive lesion
  • FSH - follicle-stimulating hormone
  • FU - follow-up in reference to next lab procedure, re-evaluation, etc.
  • FUS - feline urologic syndrome
  • Fx - fracture
  • G or Gm - gram
  • Gal - gallon(s)
  • GDV - gastic dilatation and volvulus
  • GFR - glomerular filtration rate
  • GH - growth hormone
  • GI - gastrointestinal
  • Glu - glucose
  • Gr - grain
  • GSD - German shepherd dog
  • Gtt - drops
  • H. - hour
  • Hb - hemoglobin
  • HBC - hit by car
  • HCM - hypertrophic cardiomyopathy
  • HCT - hematocrit
  • HD - hip dysplasia
  • HDDST - high dose dexamethasone suppression test
  • Hg - mercury
  • HGE - hemorrhagic gastroenteritis
  • H/L - heart and lungs
  • HOD - hypertrophic osteodystrophy
  • HR - heart rate
  • Hs - bedtime
  • HSA - hemangiosarcoma
  • HW - heartworm
  • Hx - history
  • H2O2 - hydrogen peroxide
  • ICU - intensive care unit
  • IC - intracardiac
  • ID - intradermal
  • IFA - indirect fluorescent antibody
  • Ig - immunoglobulin
  • IM - intramuscular
  • IMHA - immune-mediated hemolytic anemia
  • Inj - injection
  • IO - intraosseus
  • IOP - intraocular pressure
  • IP - intraperitoneal
  • IPPV - intermittent positive pressure ventilation
  • ITP - immune-mediated thrombocytopenia
  • IU - international units
  • IV - intravenous
  • IVDD - intervertebral disk disease
  • IVP - intravenous pyelogram
  • K9 - canine
  • K - potassium
  • KBr - potassium bromide
  • Kcal - kilocalorie(s)
  • KCS - keratoconjunctivitis sicca
  • Kg - kilogram(s)
  • L - liter(s)
  • L1, L2 - first, second lumbar vertebra
  • LA - left atrium
  • Lat - lateral
  • Lb. - pound
  • LDDST - low dose dexamethasone suppression test
  • LH - luteinizing hormone
  • LN - lymph node(s)
  • LRS - lactated ringers solution
  • LSA - lymphosarcoma
  • LV - left ventricle
  • LVT - licensed veterinary technician
  • Lymphs - lymphocytes
  • Mg - milligram
  • MI - mitral insufficiency - in humans commonly used for myocardial infarction
  • Ml - milliliter
  • MM - mucous membranes
  • MR - mitral regurgitation
  • MRI - magnetic resonance imaging
  • MS - musculoskeletal
  • Na - sodium
  • NAF - no abnormal findings
  • NPO - nothing per os/no food or water by mouth
  • NSA - normal sinus arrhythmia
  • NSF - no significant findings
  • NSR - normal sinus rhythm
  • NSU - no significant change from last exam
  • NVL - no visible lesions
  • O - owner
  • O2 - oxygen
  • OD - right eye
  • OES - old English sheepdog
  • OFA - Orthopedic Foundation For Animals
  • OHE - ovariohysterectomy
  • OR - operating room
  • OS - left eye
  • OSI - owner stopped in
  • OU - both eyes
  • OV - office visit
  • Oz - ounce
  • Path - pathology
  • P.C. - after meals
  • PCFO - phone call from owner
  • PCTO - phone call to owner
  • PCV - packed cell volume
  • PDA - patent ductus arteriosus
  • PE - physical examination/pulmonary edema
  • PEA - pulseless electrical activity (previously EMD)
  • Pl Eff - pleural effusion
  • PLN - peripheral lymph nodes
  • Plt - platelet
  • PO - per os/by mouth
  • PPM - persistent papillary membrane
  • PPMSH - past pertinent medical and surgical history
  • PPN - partial parenteral nutrition
  • PRAA - persistent right aortic arch
  • PRBC - packed red blood cells
  • PRN - as needed
  • PT - prothrombin time
  • PTH - parathyroid hormone
  • PTT - partial thromboplastin time
  • PU/PD - polyuric/polydypsic
  • PVC - premature ventricular contraction
  • Px - prognosis
  • Q - every
  • Q4h - every 4 hours
  • QAR - quiet, alert, responsive
  • QD - every day
  • QID - four times daily
  • QOD - every other day
  • RA - right atrium
  • R & A - resection and anastomosis
  • RACL - ruptured anterior cruciate ligament
  • RBC - red blood cell
  • RDVM - referring veterinary colleague
  • REM - rapid eye movement
  • RMSF - Rocky Mountain spotted fever
  • R/O - rule out
  • RT - radiation therapy
  • RV - right ventricle
  • RVN - registered veterinary nurse
  • RVT - registered veterinary technician
  • Rx - prescription
  • S. - without
  • SA - sinus arrhythmia
  • SC - subcutaneously
  • SID - once per day
  • SLE - systemic lupus erythamatosus
  • Sig: - directions to patient
  • SOAP - signalment, objective, assessment, plan
  • SQ - subcutaneously
  • Staph - staphylococcus
  • Stat - immediately
  • SX - surgery
  • Sz - seizure
  • T - temperature
  • Tab - tablet
  • Tbsp - tablespoon (15 ml)
  • TID - three times per day
  • Top - topically
  • TP - total protein
  • TPN - total parenteral nutrition
  • TPR - temp, pulse, respiratory rate
  • Tsp. - teaspoon (5 ml)
  • Tx - treatment
  • U - units/urine
  • UA - urinalysis
  • UGI - upper gastrointestinal
  • URI - upper respiratory infection
  • URV - upper respiratory virus
  • US - ultrasound
  • UTI - urinary tract infection
  • UO - urinary obstruction
  • V - vomiting
  • VA - veterinary assistant
  • VD - ventrodorsal
  • V/D - vomiting/diarrhea
  • VPC - ventricular premature contraction
  • VWD - von Willebrand's disease
  • WBC - white blood cell
  • WNL - within normal limits
  • Wt - weight
  • X-Ray - radiograph (C-X-ray = chest X-ray; Abd X-ray = abdominal X-ray)