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Medical Calculators 

medical calculators
Click here for indexing by specialty

A    top of page

Absolute Neutrophil Count (ANC) Calculator
Adjusted body weight (AjBW) AND Ideal body weight (IBW) calc
Advanced cardiac life support (ACLS 2010) - Adults
Advanced cardiac life support (PALS) - Pediatric

Aging Males' Symptoms (AMS) scale
Androgen Deficiency in the Aging Male (ADAM Score)

Adult Treatment Panel (ATP III) Calculator
ATP IV -ACC/AHA Latest cholesterol Guidelines
ATP-IV -Estimate 10y and lifetime ASCVD risk -Pooled Cohort Equations

Alteplase (Activase) Calc
ADVANCED Pharmacokinetics 2012 Multiple Ke choices
ADVANCED Pharmacokinetics
Aminoglycosides and Vancomycin (Original calc)
Albumin calculator
Alveolar-arterial Gradient (Aa) Gradient calculator
Alligation calculator- (Solutions and topicals)
Alligation Calculator(double) - useful in pediatrics
Anion Gap calculator - Metabolic acidosis
Amino acid (essential) dietary calc
Argatroban Nomogram, DTIs, other
Advanced Opioid (Pain Management) Converter
APACHE II Calc -severity-of-disease classification system
Arterial Oxygen Content - Oxygenation equation

Comparisons (drug):
ACE-Inhibitors
Angiotension II Receptor Blockers (ARBs)
Drug Equivalents / Comparsions
Benzodiazepine Dose Conversions
Beta Blockers
HMG - CoA Reductase Inhibitors (Statins)
Proton Pump Inhibitors - PPIs

B    top of page

Basal Energy Expenditure
Beers Criteria - New Patient-specific reporting possible
Benzodiazepine converter calculator
Berg Balance Scale - Fall risk/balance assessment
BICARBONATE deficit calculator
Bleeding risk: HAS-BLED bleeding risk score
Bleeding risk: HEMORR2HAGES Bleeding Risk Score
Blood Alcohol Calculator (BAC)
Body Fluid Volumes

Body Mass Index - (BMI)
Body Surface Area - BSA
Body Surface Area - Multi-calc Multiple analysis

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Calcium (hypocalcemia) treatment Calculator(Beta)
Calcium and Vitamin D Calc- How much do you need?
Carboplatin - AUC Calculator (Oncology)
CHADS2 Score: Stroke Risk Assessment in Atrial Fibrillation
CHADS2-VASc Score: Stroke Risk Assessment in A. Fib.
Child-Turcotte-Pugh Score
CKD Epidemiology Collaboration (CKD-EPI) Calculator
Colistin dosing calc (BETA)
Conventional and S.I. Unit Converter
Corrected Calcium calculator -correction for serum albumin conc
Corticosteroid Converter-based on anti-inflammatory potency


Clearance:
Creatinine Clearance Adult
Creatinine clearance - Unstable Renal Function MULTI-calc
Creatinine clearance -IDMS-traceable MDRD Study Equation
Creatinine Clearance- Pediatric
Creatinine Clearance- Obese Patient (Salazar and Corcoran)
Creatinine Clearance- Multi-calc hot
Creatinine Clearance- Multi-calc 2012 edition hot
Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) Calc

Cytochrome P450 Analysis Tool

Calorie calcs:
Calorie calc (BMR) Harris-Benedict Equation
Revised Harris-Benedict Equation
RESTING Metabolic Rate (RMR)
Schofield equation (BMR)
Institute of Medicine-Estimated Energy Requirement (EER)
Energy Requirements in critical care patients- Ireton-Jones

D    top of page

Desensitization protocol -12 step
Diabetic Database
Dieting - Target Weight Calculator
Digoxin Dosing Calculator
Digoxin- Steady State adjustment
Dilantin Dosing Calc
Drip Rate Table Creator
Drip rate - multiple columns
Drug Equivalents / Comparsions

Dosing by levels:
Dosing by levels (Full)
Dosing by levels(quick)
Dosing by levels- SINGLE Level - Vancomycin hot
Non-Steady State kinetics

E    top of page

English - Metric Conversions
ELEVATED INRs
Epidural recipes / calc
Ethylene Glycol Toxicity


F    top of page

Fiber:
SOLUBLE Fiber Calculator hot
Daily Fiber Requirements based on AGE
TOTAL Fiber Calculator (great for dieters) hot

Fentanyl Patch Converter
Framingham 10 Year Risk Calc
Free Water Deficit



Financial calculators:
FERS - CSRS Retirement Calculator
Financial Calculators - retirement, savings, mortgage, ...
Investment Calculators Asset Allocation, Annuities, 401k, Yield, Wealth Calculator
Loan Calculators -  Simple, Deferment, Mortgages, Amortization,  APRs, Other
Mortgage Calculators: Renting versus buying, Standard mortgages, Amortizations...
Savings Calculators - dynamic tables, gas guzzlers, tuition, lunch calculator
Retirement calculators - 401k , Annuities, ROTH IRA, Retirement payout calculator

G    top of page

Geriatric Calculators:
Activities of daily living (ADL) assessment tool
ADAM (Androgen Deficiency in Aging Males)
Aging Males’ Symptom (AMS) scale
Beers Criteria - New Patient-specific reporting possible
Berg Balance Scale - Fall risk/balance assessment
Geriatric changes with age

Geriatric Depression Scale (GDS) - Short Version
Geriatric Depression Scale (GDS) - Long Version

International Index of Erectile Function (IIEF)
International Prostate Symptom Score (IPSS)
Medication Appropriateness Index Calc
Overactive Bladder 8-question Screener - (OAB-q)
Overactive Bladder Symptom Score (OABSS)
SLUMS-Screening for Cognitive Impairment in Older Adults
Urinary Incontinence Treatment /Symptom Calculator

H    top of page

HbA1c to Plasma Glucose - eAG (estimated average glucose)
Heparin Dosing  |  Heparin VAMC  |  Heparin Affinity Health System
Hypertonic and Normal Saline Calc (original)
Hypertonic Saline 3% and Normal Saline Infusion Calculator
Hypocalcemia - Calcium treatment Calculator(Beta)
Hypothyroid - Levothyroxine Dosing calculator




Home theater:
Home Theater / Speakers / Widescreen calcs
Determine the amplifier requirement in watts to produce the desired loudness (dB)
What is the maximum output in decibels (dB) of your speakers?
Determine amplifier requirements to produce desired volume with multiple speakers
Determine amplifier requirements to produce desired volume with multiple speakers, variable distance, and placement
Will the new widescreen TV fit? Check out this screenwidth calculator...

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ICU Drug Calculator - common therapeutic agents hot
Ideal body weight (IBW) AND Adjusted body weight calc
IDMS-traceable MDRD Study Equation
INRs (ELEVATED) Treatment Calculator
Insulin Mixing Tool - compatibility questions answered
International Index of Erectile Function (IIEF-5)
Infectious Disease - Drug of Choice    bacteria icon

Iron deficit:
Iron Dextran Dosing calculator (iron deficit)
Calculation of the Total Iron Deficit - equation appears in Cosmofer PI
Calculation of the Total Iron Deficit - Alternative equation

J    top of page


JNC 8 Guidelines calculator / Tool

K    top of page

Kinetics:
Advanced Aminoglycoside - Vancomycin Multiple ke calculator
ADVANCED Pharmacokinetics
Aminoglycosides and Vancomycin (Original calculator)

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Levothyroxine Dosing calculator

M    top of page

Magnesium Dosing
Mean Arterial Pressure - MAP
Mayo Scoring System
MELD Score
Medline Search

N    top of page

Non-Steady State kinetics
NSAID Selection Calculator new icon
Number needed to treat (NNT) Calculator


O    top of page

Odds Ratio
Opioid (Pain Management) Converter Advanced hot
Opioid Conversions Calc (original - single agent)
Osmolality (serum ) Calculator
Osmolarity Calculator - Extremely powerful tool  hot
Oxalate content Calculator

P    top of page

Pharmacokinetics:
Adjusted body weight (AjBW) and (IBW) calc
Aminoglycosides and Vanco (Original calc) hot

CKD Epidemiology Collaboration (CKD-EPI)
Creatinine Clearance Adult
Creatinine Clearance- Pediatric
CrCL- Obese Patient (Salazar and Corcoran)
Creatinine Clearance - Multi-calc hot
CrCL - Unstable Renal Function MULTI-calc
CrCL -IDMS-traceable MDRD Study Equation
Creatinine Clearance - Multi-calc 2012 EDITION

Cytochrome P450 Analysis Tool
Dosing by levels (Full)
Dosing by levels - pharmacokinetics (quick)
Non-Steady State kinetics

Pharmacokinetics -Multiple Ke
Pharmacokinetics 2010 - 2011
Pharmacokinetic dosing -aminoglycosides/Vanco

Trough drawn early? - Estimation Tool
Vancomycin SINGLE Level-(dosing by levels) hot
Vancomycin - Predicted Trough-Level drawn early

Phenytoin Dosing Calculator and analysis
Phosphate Dosing
Phytosterol Calculator - Cholesterol
Protein requirements (daily)
Pooled Cohort Equations -Estimate 10y and lifetime ASCVD risk

Q    top of page



R    top of page

Ransons Criteria
Rome III calculator
Rome IV calculator

S    top of page

Salazar-Corcoran calc
Scientific Calculator
Stool Osmotic Gap
Serum Sodium Level Prediction - based on 0.9NS solution infusion
Sodium BICARBONATE deficit calculator
Sodium level correction for hyperglycemia

T    top of page

Target heart rate calculator (Exercise)
Temperature Conversions
Therapeutic Drug Levels hot
TIMI Risk Score for Unstable Angina / NSTEMI.
TIMI Risk Score for ST-Elevation Myocardial Infarction (STEMI).
Topical Corticosteroids Potency Selector
Total Parenteral Nutrition -TPN

U    top of page

Urinary Indices - Renal failure index / FE-Na
Gender-Spec Formula Est 24h Urine Protein

Urology calculators:
  1. International Prostate Symptom Score (IPSS): consists of 8 questions (the original  American Urological Association symptom score (AUA-7)) plus one additional quality of life question.

  2. Urinary Incontinence Treatment /Symptom Calculator

  3. Overactive Bladder Symptom Score (OABSS):  a reliable, valid and highly responsive tool to fluctuations in overactive bladder symptoms.

  4. International Index of Erectile Function (IIEF) (also known as the SHIM Questionnaire).

  5. Overactive Bladder 8-question Screener - (OAB-q).

  6. ADAM (Androgen Deficiency in Aging Males) questionnaire consists of 10 questions that help determine if a male patient suffers from androgen deficiency.

  7. Aging Males’ Symptom (AMS) scale allows for a more quantitative assessment of testosterone deficiency (TD) compared to the ADAM score.

  8. Gender-Specific: Estimate 24-Hour Urine Protein from Protein to Creatinine Ratio
  9. Urinary Indices

V    top of page

Vancomycin - Dosing by levels- SINGLE Level hot
Vancomycin - Dosing by levels- SINGLE Level version 2
Vancomycin - Aminoglycosides- Multiple ke calculatornew icon

W    top of page

Warfarin calculator - Multiple Nomograms / Background material
Warfarin dose prediction calculator
Warfarin Inpatient Nomogram (Detroit VAMC) and Dose Estimation Calc
Warfarin maintenance Dose consult tool hot
Wells Clinical Prediction Rule for Deep Vein Thrombosis (DVT)
Wells Clinical Prediction Rule for Pulmonary Embolism (PE)

XYZ    top of page



Medical Calculators - A thru Z
Lab Values - A thru Z