Medical math · Public reference

Medical math, shown step by step.

A focused set of bedside calculations with units, assumptions, and limits attached.

Estimate MAP from systolic and diastolic blood pressure.

Adjust serum sodium for hyperglycemia with visible assumptions.

Calculate the serum anion gap without potassium for acid–base assessment.

Calculate the difference between systolic and diastolic pressure.

Calculate a basic infusion rate from volume and duration.

Calculate heart rate divided by systolic pressure as a trend signal.