A-a Gradient
 
a/A Ratio
 
Allowable Blood Loss
 
Anion Gap in Hypoalbumin States
 
Anion Gap
 
Base Excess Determination
 
Blood Ethanol Concentration Estimation
 
Burn Injury Fluid Resuscitation, Adult (Parkland crystalloid estimate)
 
Calcium Correction in Hypoalbuminemia (SI units)
 
Calcium Correction in Hypoalbuminemia
 
Cardiac Output MultiCalc
 
Cardiac Output Using Oxygen Saturation Data Only
 
Cardiac Output
 
Endotracheal tube size for children (Age 1 to 8 years)
 
Estimated Blood Volume
 
Fractional Excretion of Calcium (FECa)
 
Fractional Excretion of Sodium (FENa)
 
Fractional Excretion of Sodium (FENa, SI units)
 
Glomerular Filtration Rate Estimation (eGFR) by Quadratic Equation
 
Gravity Flow Rate Calculator
 
Injury Severity Score (ISS)
 
Maintenance fluid calculation for children based on daily fluid requirements
 
Maintenance Fluid Calculation for Children Based on Hourly Fluid Requirements
 
Mean Arterial Pressure (MAP) in Adults and Children (conventional or SI units)
 
MELD 3.0 Score EXCLUDING Serum Albumin
 
MELD 3.0 Score Including Serum Albumin
 
MELD/MELDNa scores (2016)(SI units)
 
MELD/MELDNa scores (2016)
 
Model for Endstage Liver Disease (MELD) score in adults (not for liver transplantation listing purposes) (conventional units)
 
Model for Endstage Liver Disease (MELD) score in adults (not for liver transplantation listing purposes) (SI units)
 
Osmolal Gap Calculator (SI units)
 
Osmolal Gap Calculator
 
Osmolality Estimator (serum)
 
Oxygen Saturation Estimate from PO2
 
Oxygenation index in neonates, children, and adults
 
paO2 / FIO2 Ratio (for MODS Calculation)
 
PELD Score for End-Stage Liver Disease in patients less than 12 years old (original)
 
PELD-Cr Score for End-stage Liver Disease in patients less than 12 years old (2023 update)
 
Pneumothorax Degree of Collapse
 
Predicted body weight and tidal volume in adults
 
Pressure Adjusted Heart Rate (For MODS calculation)
 
Pulse Pressure Variation (percentage)
 
QT Interval Correction (EKG, Multi-Equation)
 
Right to Left Shunt Fraction Qs/Qt
 
ROX Index (Respiratory rate--oxygenation)
 
Serum Sodium Concentration Change Considering Infused and Excreted Cations
 
Sodium Concentration Correction for Hyperglycemia (Emmett 2013)(conventional or SI units)
 
Sodium Correction in Hyperglycemia (Hillier 1999)
 
Sodium Correction in Hyperglycemia (Katz 1973)
 
Systolic Pressure Variation (percentage)
 
Ventilation Index
 
Water Deficit in Hypernatremia
 
Winters' Formula for Expected PCO2
 

Acetaminophen (Paracetamol) Toxicity Assessment (Revised 2023)
 
APACHE II Scoring System by Diagnosis
 
APACHE II Scoring System
 
Bacterial Meningitis Score for Children
 
BAP-65 prediction of in-hospital mortality and need for mechanical ventilation in COPD
 
Bedside Index of Severity in Acute Pancreatitis (BISAP) Score
 
BODE Index for COPD survival prediction in adults
 
CIP (Critical Illness Prediction) Score
 
CIWA-Ar Clinical Institute Withdrawal Assessment for Alcohol scale
 
Clinical Grading to Predict Malignant Hyperthermia
 
Clinical Opioid Withdrawal Scale (COWS) for adults and adolescents
 
Clinical Pulmonary Infection Score (CPIS)
 
Community-acquired pneumonia severity index (PSI) for adults
 
Coronary Artery Disease Risk Clinical Assessment (Duke study)
 
COVID-19 ABC₂-SPH Score
 
COVID-19 AID Score
 
COVID-19 and the Prognostic Nutrition Index (PNI)
 
COVID-19 and the Systemic Immune-Inflammation Index (SII)
 
COVID-19 CHOD Score for Estimating Risk of Inpatient Pulmonary Embolism
 
COVID-19 Critical Illness Predictor (Liang 5/12/2020)
 
COVID-19 Criticality Prediction (Yan 3/3/2020)
 
COVID-19 FAPIC Score for Vaccine Induced Thrombotic Thrombocytopenia Syndrome
 
COVID-19 Inflammation Score for Disease Severity
 
COVID-19 ISARIC C4 Score
 
COVID-19 Kuwait Progression Score
 
COVID-19 MMCD Score to Predict Need for Dialysis
 
COVID-19 Mortality Risk Estimation (Zhou 3/11/2020)
 
COVID-19 Obesity and Diabetes Score
 
COVID-19 PAWNN Score
 
COVID-19 PRIORITY Score
 
COVID-19 Quick Severity Index (qCSI)
 
COVID-19 RISE UP Score for Emergency Department Patients 65 Years Old and Older
 
COVID-19 SCOPE Score to Predict Severe Respiratory Failure
 
COVID-19 SEIMC Score
 
COVID-19 Severity by M-CHA(2)DS(2)-VASc Score
 
COVID-19 Severity by Shock Index and Modified Shock Index
 
COVID-19 SOARS Score
 
COVID-19 Symptom-Based C19 Rule for Diagnosis
 
CURB Pneumonia Severity Score
 
CURB-65 Pneumonia Severity Score
 
DIC Score
 
ELBW Infant Prognosis Prediction
 
Embolic Risk (ER) French Score in Infective Endocarditis
 
Endocarditis Diagnostic Criteria -- Duke Criteria
 
Endocarditis Diagnostic Criteria -- Modified Duke Criteria
 
EuroSCORE for Cardiac Surgery Risk Assessment (1999 additive version)
 
Geneva Risk Score for Venous Thromboembolism in Hospitalized Medical Patients
 
Glasgow Alcoholic Hepatitis Score
 
Glasgow Blatchford Score for Gastrointestinal Bleeding
 
Glasgow Coma Scale in Adults
 
GRACE 2.0 Score for Acute Coronary Syndrome Prognosis (non-linear model 2014)
 
GRACE Score for Acute Coronary Syndrome Prognosis (2004)
 
GRACE Score for Acute Coronary Syndrome Prognosis (linear model 2003)
 
Gupta postoperative respiratory failure risk in adults
 
Heart Failure Diagnosis
 
Heparin Induced Thrombocytopenia 4 Ts Score
 
ICE Score: Immune Effector Cell-Associated Encephalopathy
 
Intracerebral Hemorrhage Score
 
Intracranial Bleeding Risk from Thrombolytic Therapy of MI
 
Lower GI Bleeding and Risk of Severe Bleeding
 
Mangled Extremity Severity Score (MESS score)
 
MEDS Score: Mortality in ER Sepsis
 
MMRC: Modified Medical Research Council Scale for Dyspnea
 
Modified Fisher Scale for Subarachnoid Hemorrhage
 
Modified Wells score for deep vein thrombosis (DVT)
 
Mortality Probability Admission Model (MPM0-III) for critical illness in adults
 
Mortality risk in postoperative adult patients with cirrhosis
 
MuLBSTA Score to Predict Mortality in Viral Pneumonia
 
Multinational Association for Supportive Care in Cancer (MASCC) risk index for patients with neutropenic fever
 
Multiple Organ Dysfunction Score (MODS)
 
National Early Warning Score 2 (NEWS2)
 
Newborn hyperbilirubinemia assessment for infants born at 35 weeks or more gestation (2022 update)
 
NIH Stroke Score
 
Non Q Wave Myocardial Infarction Prediction
 
Ottawa Heart Failure Risk Scale
 
Ottawa Subarachnoid Hemorrhage (SAH) Rule
 
Padua Score for Assessing Venous Thromboembolism Risk in Hospitalized Patients
 
Palliative Prognostic Score in Terminal Illness
 
Pancreatitis Prognosis Criteria When Disease Due To Gallstones
 
Pancreatitis Prognosis Criteria
 
PERC Rule for the Assessment of Possible Pulmonary Embolism
 
PLASMIC Score for Estimating the Likelihood of Severe ADAMTS13 Deficiency in Adults with Suspected TTP
 
Pneumonia Mortality Predictor In the Elderly
 
Pneumonia Risk in Post Operative Period of Non-Cardiac Surgery
 
POSSUM Score for Orthopedic Procedure Prognosis
 
PTCA Complication Prediction Score (death, MI, urgent bypass)
 
PTCA Mortality Prediction
 
Pulmonary Embolism Risk by Pisa Study (with chest x-ray)
 
Pulmonary Embolism Risk by Pisa Study (without chest x-ray)
 
Pulmonary Embolism Severity Index (PESI)
 
Pulmonary Embolism Wells Score
 
RESP Score for ECMO Survival Prediction
 
Respiratory Failure Risk in Adult Males During Post Operative Period of Non-Cardiac Surgery
 
REVEAL PAH Score and Estimated One-Year Survival for Adult Patients with Pulmonary Arterial Hypertension
 
Revised Geneva Score for Estimation of the Clinical Probability of Pulmonary Embolism in Adults
 
Rockall Score for Upper Gastrointestinal Bleeding
 
SAPS II: Simplified Acute Physiology Score II
 
SAVE Score: Survival After Veno-Arterial ECMO
 
SCORTEN Prediction of Mortality in Toxic Epidermal Necrolysis
 
Sequential Organ Failure Assessment (Modified): mSOFA Score
 
Sequential Organ Failure Assessment (Quick): qSOFA Score
 
Sequential Organ Failure Assessment: SOFA Score
 
Simplified Pulmonary Embolism Severity Index (sPESI)
 
SIRS Criteria: Systemic Inflammatory Response Syndrome
 
SMART COP Score for Pneumonia Severity
 
SMRT CO Score for Pneumonia Severity
 
Thrombolysis in Myocardial Infarction (TIMI) Score for ST Elevation Acute Myocardial Infarction
 
Thrombolysis in Myocardial Infarction (TIMI) Score for Unstable Angina Non ST Elevation Myocardial Infarction
 
Unstable Angina and Tirofiban Benefit Prediction
 
Unstable Angina Outcome Prediction
 
Unstable Angina Risk Stratification (Piombo)
 
Unstable Angina Risk Stratification (Solomon)
 
Wilson Score for Prediction of Difficult Intubation
 

Asthma Hospitalization One Year Risk TreeCalc
 
Heart Failure Clinical Prediction Rule
 
Left Ventricular Capture Loss in Resynchronization Biventricular Pacing TreeCalc
 
SARS (Severe Acute Respiratory Distress Syndrome) CDC Case Definition (4/20/2003) TreeCalc