Creatinine Clearance (CrCl)

Estimated creatinine clearance from age, sex, weight, and creatinine.

Cockcroft-Gault equation

Patient parameters

Adjust values, then click Calculate.

Age

1–120

Weight (kg)

20–300

Sex

Serum creatinine

0.2–15

Results

CrCl: 107 ml/min

Calculated serum anion gap from routine electrolytes.

AG = Na - (Cl + HCO3)

Albumin-corrected total calcium estimate.

Corrected Ca = measured + 0.8 × (4 - albumin)

Perfusion pressure estimate from blood pressure values.

MAP = (SBP + 2 × DBP) / 3

For educational use only. Results are estimates and do not replace professional medical advice, diagnosis, or treatment.