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Specialty toolkit

Med-Surg

20 calculators

Med-Surg

BMI Calculator

Calculate body mass index from height and weight.

Med-Surg

Dosage (Desired ÷ Have)

Calculate tablets or milliliters from an ordered dose.

Med-Surg

Ideal Body Weight

Estimate ideal body weight from height using the Devine formula.

Med-Surg

Braden Scale

Score pressure-injury risk across six subscales.

Med-Surg

Intake & Output

Total fluid intake against output for a net balance.

Med-Surg

Creatinine Clearance

Estimate creatinine clearance with Cockcroft–Gault.

Med-Surg

Body Surface Area

Calculate BSA with the Mosteller formula.

Med-Surg

Adjusted Body Weight

Calculate adjusted body weight for medication dosing.

Med-Surg

Urine Output Rate

Convert measured urine volume into mL/kg/hr.

Med-Surg

MEWS Early Warning Score

Score vital signs to flag clinical deterioration early.

Med-Surg

CIWA-Ar Alcohol Withdrawal

Score alcohol-withdrawal severity across ten categories.

Med-Surg

A1c ↔ Average Glucose

Translate an A1c percentage into estimated average glucose.

Med-Surg

Pack-Years

Calculate smoking history in pack-years.

Med-Surg

Wound Measurement

Calculate wound area and volume from length, width, and depth.

Med-Surg

Calorie & Protein Needs

Estimate daily calorie and protein needs from weight.

Med-Surg

IV Infusion Time

Calculate when an infusion will finish.

Med-Surg

Reconstitution

Find the concentration and dose volume after mixing a powdered med.

Med-Surg

Absolute Neutrophil Count

Calculate ANC from WBC and differential.

Med-Surg

COWS Opioid Withdrawal

Score opioid-withdrawal severity across eleven items.

Med-Surg

Oxygen Tank Duration

Estimate how long a portable oxygen cylinder will last.

For education & reference only. Always verify with institutional protocols.