The Trauma Center
at Maricopa Medical Center

Level 1
Adult & Pediatric Designated

The Trauma Center at Maricopa Medical Center
Department of Surgery
  Division of Burns, Trauma, & Surgical Critical Care
Ph: 602-344-5387
Fax: 602-344-1205


Critical Care Calculations

A-a O2 Gradient

Anion Gap

Basal Energy Expenditure

Body Mass Index (BMI)

Creatinine Clearance

Fractional Excretion of Sodium (FENa)

Fractional Excretion of Urea (FEUrea)

Free Water Deficit

Ideal Body Weight / Ideal Tidal Volume

Oxygenation Index

Pulmonary Embolism Severity Index

Serum Osmolality



Illness Calculations


Child-Turcotte-Pugh (CTP)

Meld Calculator (UNOS Modification)

Ranson’s Criteria

Sequential Organ Failure Assessment (SOFA)

Simplified Acute Physiology Score (SAPS II)

SIRS, Sepsis, and Septic Shock Criteria



ProTECT III: Progesterone for the Treatment of Traumatic Brain Injury

Surviving Sepsis Website