Glossary of Medical Terminology

Term Definition
a.d. Right ear
a.s. Left ear
a.u. Both ears
Abdominocentesis Surgical puncture to remove fluid from the abdomen
ABG Arterial Blood gases
ACTH Adrenocorticotropic hormone test; Adrenal function test
Addison’s disease Insufficient adrenal cortex function
Analgesic Medication given to reduce pain
Anastamosis Surgical reconnection of intestines
Anemia Low level of red blood cells, PCV or hemoglobin
Anesthesia Absence of sensation
Anisocoria Unequal pupil size
Anorexia Lack or loss of appetite
Apnea Absence of breathing
ARF Acute Renal failure
AUS Abdominal Ultrasound
Azotemia Elevated renal (kidney) values
b.i.d. Twice a day
BAR Bright, Alert and Responsive
BCS Body Condition Score ( 1/9 – severely underweight, 9/9 severely overweight)
BDBD Big Dog vs. Big Dog (Dog Fight)
BDLD Big Dog vs. Little Dog (Dog Fight)
BP Blood Pressure
Bradypnea Slow respiratory rates
Bx Biopsy
Cardiomyopathy Disease of the heart muscle
Cataract Opacity of the lens of the eye
CBC Complete Blood Count – Blood test
CHEM Chemistries – Blood test
CHF Congestive heart failure
CRF Chronic Renal failure
CRT Capillary refill time
Cushing’s disease Excessive adrenal cortex function
CV Cardio-Vascular
CVP Central Venous pressure
Cyanotic/Cyanosis Abnormal blue discoloration
Cystocentesis Needle puncture of the urinary bladder
DCM Dialated cardiomyopathy
Diabetes Mellitus (DM) Hyperglycemia; elevated blood glucose due to insufficient secretion of insulin
DKA Diabetic ketoacidosis
DLH Domestic Long Hair (Cat)
DMH Domestic Medium Hair (Cat)
DSH Domestic Short Hair (Cat)
Dyspnea Difficult or labored breathing
-ectomy Surgical removal
EENT Eyes, Ears, Nose and Throat
Emesis Vomiting
Enterotomy Surgical incision into the small intestines
FB Foreign Body
FeLV Feline Leukemia Virus
FHO Femoral Head Osteotomy
FIP Feline Infectious Peritonitis
FIV Feline Immunodeficiency Virus
FLUTD Feline Lower Urinary Tract Disease
FLUTD-UO FLUTD plus urinary blockage (usually male cats)
FNA Fine Needle Aspirate
FUO Fever of Unknown Origin
Gastropexy Surgical fixation of the stomach to the bodywall
Gastrotomy Surgical incision into the stomach
GDV Gastric Dilation Volvus
Gi / abd Gastrointestinal / Abdominal
Glaucoma Increase in ocular pressure
HBC Hit by Car
HCM Hypertrophic cardiomyopathy
HCT Hematocrit
Hemolyzed/Hemolysis Red; related to serum or plasma
HGE Hemorrhagic gastro enteritis
Hx History
Hyper- High
Hyperglycemia Elevated blood glucose
Hypo- Low
Hypoglycemia Decreased blood glucose
IBD Inflammatory Bowel Disease
IDA Iron Deficiency Anemia
Idiopathic Unknown cause
IM Intramuscular
IMHA/AIHA Immune Mediated Hemolytic Anemia
ITP Immune-Mediated Thrombocytopenia
IV Intravenous
IVDD Intervertebral Disc Disease
Leukocytosis Increase in the number of white blood cells
Leukopenia Decrease in the number of white blood cells
LMOM / LM for O Left Message on Machine / Left Message for Owner
LSA Lymphosarcoma Or Lymphoma
LSA Lymphosarcoma
-megaly Enlarged
MM Mucous Membrane
MPL Medial Patellar Luxation
NPO Nos Per Os (Latin) – Nothing by Mouth
NSF No Significant Findings
O Owner
o.d. Right eye
o.s. Left eye
o.u. Both eyes
-otomy Surgical incision
P Patient
p.o. By mouth
p.r.n. pro re nata (Latin) – According to need – Take [item] as needed
Pancreatitis Inflammation of the pancreas
PC Presenting Complaint
PCV Packed cell volume – a measure of red blood cells in the blood
PD Polydypsia – Increase in thirst
PE Physical Examination
PHT Pulmonary Hypertension
Plasma Part of whole blood; Straw colored fluid containing clotting proteins
PLE Protein Losing Enteropathy
Pleural Effusion Abnormal accumulation of fluid in the pleural cavity around the heart
PLN Protein Losing Nephropathy
PLN Pelvic Lymph Nodes
Pneumonia Inflammation and congestions of the lungs
Pneumothorax Abnormal accumulation of air in the chest
Poly- Many
Proptosis Displacement of the eye from the orbit
PTE Pulmonary Thromboembolism
PTS Put To Sleep; Euthanasia
PU Perianal Urethrostomy
PU Polyuria – Increase in urination
Pulmonary Edema Accumulation of fluid in the lung tissue
q.i.d. Four times a day
q.o.d. / e.o.d. Every other day
QAR Quiet, Alert and Responsive
R & A Resection and Anastamosis
R/O Rule Out
Rads Radiographs – X-Rays
RBC Red Blood Cell Count
RDVM or rDVM Routine or Regular Doctor of Veterinary Medicine (Primary Veterinarian)
RMSF Rocky Mountain Spotted Fever
Rx Prescription
s.i.d. Once a day
Serum Straw colored liquid portion of blood with clotting proteins removed
SPO2 Pulse Oxymetry (Measure of oxygen level in the blood)
SubQ / SQ / SC Subcutaneous – Under the skin
Sx Surgery
Sz Seizure
t.i.d. Three times a day
Tachypnea Abnormally rapid respiratory rates
TE Thromboembolism
Thoracocentesis Puncture of the chest wall with a needle to obtain fluid or air from the pleural cavity
Thrombocytopenia Decrease in the number of platelets
Thrombocytosis Increase in the number of platelets
TPLO Tibial Plateau Leveling Osteotomy
TPR Temperature, Pulse and Respiration (vital signs)
Tx Treatment
UA Urinalysis
Ucath Urinary Catheter
URI Upper Respiratory Tract Infection
US Ultrasound
UTD Up to Date
UTI Urinary Tract Infection
v/d Vomiting / Diarrhea
Vx Vaccine