| A | B |
| CO2 | Carbon Dioxide |
| CO | Carbon Monoxide |
| H + H | hemoglobin & hematocrit |
| CXR | Chest X-Ray |
| CVA | Cerebrovascular Accident (stroke) |
| HIV | Human Immunodeficiency Virus |
| LDL | Low Density Lipoprotein (Lousy-bad cholesterol) |
| HCG | Pregnancy Test (Human Chorionic Gonadotropin) |
| Hgb | hemoglobin |
| GTT | Glucose Tolerance Test |
| ESR | sedrate (Erythrocyte Sedimentation Rate) |
| EKG | Electrocardiogram (heart) |
| ECG | Electrocardiogram (heart) |
| Hct | hematocrit (same as crit) |
| Myoglobin | 2 Hour heart test for determining heart attack |
| CK | 3 day heart test for determining heart attack (Creatine Kinase) |
| HDL | High Density Lipoprotein (Happy-good cholesterol) |
| FBS | Fasting Blood Sugar |
| AST | SGOT (A Stress Test - cardiac) |
| Cl- | chloride |
| K+ | potassium |
| IVP | Intravenous Pyleogram (kidney stone test) |
| CA | Cancer |
| Ca | Calcium |
| CT Scan | CAT Scan (Computed Tomography Scan) |
| CSF | Cerebrospinal Fluid |
| C-section | Cesarean Section |
| crit | hematocrit |
| CPR | Cardio Pulmonary Resuscitation |
| bili | bilirubin |
| ALT | SGPT ( A Liver Test) |
| COPD | Chronic Obstructive Pulmonary Disease |
| c (with a horizontal line over the c) | with (cum in Latin) |
| Bx | biopsy |
| ABG's | Arterial Blood Gases |
| ABO | blood group system (blood types) |
| EEG | electroencephalogram (brain) |
| Dx | diagnosis |
| diff | differential (blood smear slide) |
| BUN + Creat | kidney function tests (Blood Urea Nitrogen - Creatinine) |
| IV | intravenous |
| h/o or hx | history of |
| electrolytes | lytes (Na+, K+, Cl-, CO2) |
| Fe | Iron |