Calculates CrCl according to the Cockcroft-Gault equation.

Estimates GFR in CKD patients using serum creatinine, cystatin C, or both.

Calculates mean arterial pressure.

Calculates body mass index and body surface area.

Calculates stroke risk for patients with atrial fibrillation.

Calculates a corrected calcium level for patients with hypoalbuminemia or hyperalbuminemia.

Quantifies stroke severity and monitors for neurological changes over time.

Objectifies risk of pulmonary embolism.

Estimates GFR in CKD patients using creatinine and patient characteristics.

Calculates ideal body weight (Devine formula) and adjusted body weight.

Corrects the QT interval for heart rate extremes (choose from Bazett, Fridericia, Framingham, Hodges, or Rautaharju formulas).

Calculates pregnancy dates from last period, gestational age, or date of conception.

Predicts 6-week risk of major adverse cardiac events in patients with chest pain.

Determine 10-year risk of hard ASCVD, i.e. myocardial infarction, stroke, or death due to coronary heart disease or stroke.

Estimates cirrhosis severity.

Calculates maintenance fluid requirements by weight.

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

Estimates risk of cardiac complications after noncardiac surgery.

Calculates risk of DVT based on clinical criteria.

Calculates the actual sodium level in patients with hyperglycemia.

Noninvasive estimate of liver scarring in HCV and HBV patients, to assess need for biopsy.

Rules out PE if no criteria are present and pre-test probability is ≤15%.

Converts steroid dosages using dosing equivalencies.

Predicts ICU mortality based on lab results and clinical data.

Predicts need for brain imaging after pediatric head injury.

Defines the severity of sepsis and septic shock.

Determines if renal failure is due to prerenal or intrinsic pathology.

Calculates free water deficit by estimated total body water in a patient with hypernatremia or dehydration.

Evaluates states of metabolic acidosis.

Calculates LDL based on total and HDL cholesterol and triglycerides.

Estimates risk of major bleeding for patients on anticoagulation to assess risk-benefit in atrial fibrillation care.

Estimates probability that pharyngitis is streptococcal, and suggests management course.

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

Estimates mortality of community-acquired pneumonia to help determine inpatient vs. outpatient treatment.

The CIWA-Ar objectifies severity of alcohol withdrawal.

Screens for obstructive sleep apnea.

Quantifies end-stage liver disease for transplant planning with sodium.

Objectifies degree of depression severity.

Predicts likelihood of appendicitis diagnosis.

Estimates mortality for adult patients with community-acquired pneumonia.

Estimates admission to 6 month mortality for patients with acute coronary syndrome.

Stratifies VTE risk in surgical patients, guiding prophylaxis decisions.

Stratifies upper GI bleeding patients who are "low-risk" and candidates for outpatient management.

Determines anticoagulation need in hospitalized patients by risk of VTE.

Estimates ICU mortality.

Interprets ABG.

Estimates 10-year risk of heart attack in patients 30-79 years with no history of CHD or diabetes.

Approximates insulin resistance.

Predicts risk of pulmonary complications after surgery, including respiratory failure.

Estimates the risk of stroke after a suspected transient ischemic attack (TIA).