Browse by specialty

One library. Clear clinical lanes.

The core library begins with high-frequency tasks across internal medicine, emergency medicine, cardiology, primary care, and urgent care. Specialty depth expands only after clinical review.

Emergency medicine

Mean Arterial PressureEstimate MAP from systolic and diastolic blood pressure.Corrected SodiumAdjust serum sodium for hyperglycemia with visible assumptions.Serum OsmolalityEstimate calculated serum osmolality from sodium, glucose, and BUN.Shock IndexCalculate heart rate divided by systolic pressure as a trend signal.

Cardiology

QTcCompare four heart-rate corrections for a measured QT interval.Pulse PressureCalculate the difference between systolic and diastolic pressure.

Internal medicine

Creatinine ClearanceEstimate creatinine clearance with the Cockcroft-Gault equation.Anion GapCalculate the serum anion gap without potassium for acid–base assessment.Body Surface AreaEstimate Mosteller BSA for medication and physiology references.Corrected CalciumAdjust total calcium for albumin with the correction and its limits visible.

Primary care

Body Mass IndexCalculate BMI from height and weight with screening limits visible.Adult Sore ThroatA concise assessment and escalation playbook for acute pharyngitis.

Hematology

Absolute Neutrophil CountCalculate ANC from white-cell count and differential percentages.Reticulocyte Production IndexEstimate marrow response with reticulocytes and hematocrit.

Medication safety

Medical Dosage by WeightConvert a prescribed mg/kg dose into per-dose and daily arithmetic.

Medical math

IV Drip RateCalculate a basic infusion rate from volume and duration.

Urgent care

Acute Headache Red FlagsIdentify high-risk patterns and escalation triggers quickly.