Trusted, medically reviewed health information • Not a substitute for medical advice
Clinical & Prescription Reference Dictionary

Medical & Prescription Abbreviations

Decipher prescription instructions (b.i.d., p.o., PRN), laboratory diagnostic panels (CBC, HbA1c, eGFR), clinical acronyms (COPD, GERD, STEMI), and vital sign indicators.

Diagnostic & Lab Tests

CBC

Complete Blood Count

Measures red blood cells, white blood cells, hemoglobin, hematocrit, and platelets to evaluate infection or anemia.

Diagnostic & Lab Tests

HbA1c

Glycated Hemoglobin

Reflects average blood glucose control over the past 2 to 3 months (standard diabetes biomarker).

Diagnostic & Lab Tests

eGFR

Estimated Glomerular Filtration Rate

Core biomarker evaluating kidney filtration function based on serum creatinine.

Diagnostic & Lab Tests

LFT

Liver Function Test

Measures hepatic enzymes (ALT, AST, ALP), bilirubin, and albumin to evaluate liver health.

Diagnostic & Lab Tests

KFT / RFT

Kidney / Renal Function Test

Measures blood urea nitrogen (BUN), serum creatinine, and electrolytes to assess renal filtration.

Diagnostic & Lab Tests

TSH

Thyroid-Stimulating Hormone

Pituitary hormone measured to screen for hypothyroidism (elevated) or hyperthyroidism (suppressed).

Diagnostic & Lab Tests

CRP

C-Reactive Protein

Acute-phase inflammatory marker elevated in systemic infections, autoimmune flares, and tissue injury.

Diagnostic & Lab Tests

ESR

Erythrocyte Sedimentation Rate

Non-specific rate of red cell sedimentation indicating systemic inflammation.

Diagnostic & Lab Tests

PT / INR

Prothrombin Time / International Normalized Ratio

Standardized measure of blood clotting speed, crucial for patients on warfarin or anticoagulant therapy.

Diagnostic & Lab Tests

ECG / EKG

Electrocardiogram

Records the electrical activity and conduction rhythms of the heart.

Diagnostic & Lab Tests

ECHO

Echocardiogram

Ultrasound imaging of the heart chambers, valves, and ventricular ejection fraction.

This information is educational only and does not replace professional medical advice.