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Calc Function Diagnosis Rule Out Prognosis Formula Treatment Algorithm Disease Select... Specialty Select... Chief Complaint Select... Organ System Select... Popular Newest Favorites Specialty Guidelines All Creatinine Clearance (Cockcroft-Gault Equation) Estimates creatinine clearance (kidney function). CKD-EPI Equations for Glomerular Filtration Rate (GFR) Estimates GFR. ASCVD (Atherosclerotic Cardiovascular Disease) 2013 Risk Calculator from AHA/ACC 10-year heart disease or stroke risk. CHA 2 DS 2 -VASc Score for Atrial Fibrillation Stroke Risk Stroke risk in afib; better than CHADS₂. Mean Arterial Pressure (MAP) Calculates MAP. Body Mass Index (BMI) and Body Surface Area (BSA) Categorizes obesity, assists some med dosing. Calcium Correction for Hypoalbuminemia Corrects Ca for hypoalbuminemia. Wells’ Criteria for Pulmonary Embolism Risk of PE. MDRD GFR Equation For CKD patients (not for AKI). Corrected QT Interval (QTc) Corrects QT interval. Ideal Body Weight and Adjusted Body Weight Ideal and adjusted body weight. Pregnancy Due Dates Calculator From LMP, EGA, or date of conception. Revised Cardiac Risk Index for Pre-Operative Risk Risk of major cardiac event from surgery. NIH Stroke Scale/Score (NIHSS) Quantifies stroke severity. Child-Pugh Score for Cirrhosis Mortality Prognosis in cirrhosis; guides treatment. Wells’ Criteria for DVT Risk of DVT based on clinical criteria. Fibrosis-4 (FIB-4) Index for Liver Fibrosis Noninvasive estimate of liver fibrosis. HEART Score for Major Cardiac Events 6-week risk of cardiac event. Sodium Correction for Hyperglycemia Calculates Na in hyperglycemia. HAS-BLED Score for Major Bleeding Risk Bleeding risk with AFib anticoagulation. MELD Na (UNOS/OPTN) Liver transplant planning + Na. Centor Score (Modified/McIsaac) for Strep Pharyngitis Strep throat diagnosis and treatment. Steroid Conversion Calculator Steroid dosing equivalencies. Maintenance Fluids Calculations Fluid maintenance. PHQ-9 (Patient Health Questionnaire-9) Degree of depression severity. Morphine Milligram Equivalents (MME) Calculator Calculates MME. STOP-BANG Score for Obstructive Sleep Apnea Obstructive sleep apnea diagnosis. LDL Calculated From Total Chol, HDL and Trigs. Glasgow Coma Scale/Score (GCS) Objective level of consciousness. PERC Rule for Pulmonary Embolism Clinically rules out PE (2%). Framingham Risk Score for Hard Coronary Heart Disease Heart attack risk. Caprini Score for Venous Thromboembolism (2005) Stratifies risk of VTE in surgical patients. ASCVD (Atherosclerotic Cardiovascular Disease) Risk Algorithm including Known ASCVD from AHA/ACC 10-year heart disease or stroke risk and statin recommendations. Sequential Organ Failure Assessment (SOFA) Score ICU mortality from lab data. CURB-65 Score for Pneumonia Severity Mortality in CAP: inpatient vs outpatient. GAD-7 (General Anxiety Disorder-7) Severity of anxiety. Fractional Excretion of Sodium (FENa) Pre-renal or intrinsic kidney failure. Anion Gap Evaluates states of metabolic acidosis. SIRS, Sepsis, and Septic Shock Criteria Defines severity of sepsis and septic shock. HOMA-IR (Homeostatic Model Assessment for Insulin Resistance) Approximates insulin resistance. ARISCAT Score for Postoperative Pulmonary Complications Post-op pulmonary complications. Free Water Deficit in Hypernatremia Free water deficit by estimated total body water. PECARN Pediatric Head Injury/Trauma Algorithm Clears peds head injury without imaging. Charlson Comorbidity Index (CCI) 10-year survival. Gupta Perioperative Risk for Myocardial Infarction or Cardiac Arrest (MICA) Periop cardiac risk. Arterial Blood Gas (ABG) Analyzer Interprets ABG. PSI/PORT Score: Pneumonia Severity Index for CAP Mortality in CAP: more complex than CURB-65. CIWA-Ar for Alcohol Withdrawal Objectifies alcohol withdrawal severity. Serum Osmolality/Osmolarity Screens for toxic alcohols and more. Glasgow-Blatchford Bleeding Score (GBS) Identifies low risk UGI bleeds. MDCalc is utilized by millions of clinicians to treat hundreds of millions of patients worldwide. tools All Calculators Newest Favorites Specialty Guidelines MDCalc EHR education CME Stroke CME Physicians Guide EBM Guide about About MDCalc Announcements MDCalc on Race FAQs Featured Press For Partners Medical Partners Contact Us team Join Us Scientific Advisory Board Editorial Board Careers Contributors Calculations must be re-checked and should not be used alone to guide patient care, nor should they substitute for clinical judgment. See our full disclaimer. MDCalc ©2005-2024 · All Rights Reserved · Terms of Use · Privacy Policy · Cookie Policy · Cookies...