Acetaminophen Overdose and NAC Dosing

 Calculates PO/IV NAC dosing for acetaminophen overdose (and nomogram to determine toxic 4 hour level)

Anion Gap

 Evaluates states of metabolic acidosis

Arterial Blood Gas (ABG) Analyzer

Interprets ABG

CAGE Questions for Alcohol Use

 Screens for excessive drinking and alcoholism

CIWA-Ar for Alcohol Withdrawal

 Objectifies alcohol withdrawal symptoms to help guide therapy

Corrected QT Interval (QTc

 Corrects the QT interval for heart rate extremes

COWS Score for Opiate Withdrawal

 Quantifies severity of opiate withdrawal symptoms

Creatinine Clearance (Cockcroft-Gault Equation

Calculates CrCl according to the Cockcroft-Gault equation

Glasgow Alcoholic Hepatitis Score

 Predicts mortality in patients with alcoholic hepatitis by lab results and age

Glasgow Coma Scale/Score (GCS

 Coma severity based on Eye (4), Verbal (5), and Motor (6) criteria

King’s College Criteria for Acetaminophen Toxicity

 Recommends who should be immediately referred for liver transplant

Maddrey’s Discriminant Function for Alcoholic Hepatitis

 Suggests which patients with alcoholic hepatitis may have a poor prognosis and benefit from steroid administration

Opioid Risk Tool (ORT) for Narcotic Abuse

 Estimates risk of opioid-related aberrant behaviors

Phenytoin Correction for Albumin / Renal Failure

 Corrects a phenytoin serum level for renal failure and/or hypoalbuminemia

Serum Osmolality/Osmolarity

 Calculates expected serum osmolarity, for comparison to measured osmolarity to detect unmeasured compounds in the serum

Steroid Conversion Calculator

 Converts steroid dosages using dosing equivalencies

Winters’ Formula for Metabolic Acidosis Compensation

 Calculates the expected pCO₂ compensation in a purely metabolic acidosis