EBMcalc, the most popular and comprehensive Medical Calculator system on the web is now available to use in the palm of your hand.

EBMcalc Pulmonary

EBMcalc is the most popular and comprehensive Medical Calculator system on the web. It has been highly acclaimed, reviewed and tested over the last 20 years.

EBMcalc Pulmonary encompasses pertinent medical formulae, clinical criteria sets, decision tree tools and dose/unit converters used every day by Pulmonary specialists. Now you can put this invaluable resource in the palm of your hand!

Equations included:

A-a Gradient
a/A Ratio
AaPO2 Correction for FIO2
Base Excess Determination
Carbon Dioxide Production
Closing Capacity to Total Lung Volume Capacity
Closing Capacity
Closing Volume to Vital Capacity Ratio
Diffusing capacity for carbon monoxide (DLCO) corrected for anemia
Epoprostenol (Flolan) Infusion Rate Calculator
Functional Residual Capacity
Henderson-Hasselbach Equation
In-Flight PaO2 Estimation (using PFT's)
In-Flight PaO2 Estimation
Inspiratory Capacity
International Normalized Ratio of Prothrombin Time (INR)
Lung Age Estimation for Smoking Cessation Counseling
Lung Volume Multicalc
Mean Vascular Pressure (systemic or pulmonary)
Nasal Canula Oxygen Fractional Inspired O2 (FIO2) Estimate
Oxygen Consumption
Oxygen Content of Arterial Blood
Oxygen Content of Venous Blood
Oxygen Saturation Estimate from PO2
Oxygenation Index (OI)
paO2 / FIO2 Ratio (for MODS Calculation)
PaO2 Correction for FIO2
Peak Expiratory Flow Prediction
Peak Expiratory Flow Variability in Asthma
PFT Adjusted Predicted Values for Men MultiCalc
PFT Adjusted Predicted Values for Women MultiCalc
PFT Predicted Values for Boys MultiCalc
PFT Predicted Values for Girls MultiCalc
PFT Predicted Values for Men MultiCalc
PFT Predicted Values for Women MultiCalc
Pneumothorax Degree of Collapse
Predicted postoperative FEV1 following lung resection surgery (anatomic method)
Predicted postoperative FEV1 following lung resection surgery (perfusion method)
Pulmonary Vascular Resistance
Residual Volume to Total Lung Capacity Ratio
Respiratory Quotient
Right to Left Shunt Fraction Qs/Qt
Systemic Vascular Resistance
Total Lung Capacity
Ventilation Index
Vital Capacity
Winter's Formula for Expected PCO2

Clinical Criteria Sets included:

6-Year Lung Cancer Risk Estimation in Current and Past Smokers
APACHE II Scoring Systems (with and without diagnosis)
BAP-65 prediction of in-hospital mortality and need for mechanical ventilation in COPD
Bleeding Risk (any bleeding complication) on Warfarin Therapy
Bleeding Risk (major complication) on Warfarin Therapy
BODE Index for COPD Survival Prediction
Clinical Pulmonary Infection Score (CPIS)
Community-Acquired Pneumonia Severity Index (PSI) for Adults
CURB Pneumonia Severity Score
CURB-65 Pneumonia Severity Score
DVT Probability (5 models)
Epworth Sleepiness Scale (ESS)
Gurd's Diagnostic Criteria for Fat Embolism Syndrome
Lung Cancer One Year Risk Estimation (for smokers 50-75 years old)
MODS Score: Multiple Organ Dysfunction
Mycoplasma Pneumoniae Prediction in Children with Pneumonia
Padua Score for Assessing Venous Thromboembolism Risk in Hospitalized Patients
Pneumonia Mortality Prediction (4 models)
Pneumonia Probability in Nursing Home Patients
Pneumonia Risk in Post Operative Period of Non-Cardiac Surgery
Polycythemia Vera Diagnostic Criteria
Pulmonary Embolism Risk and Severity (4 calculators)
Pulmonary Fibrosis Survival Prediction (2 models)
SARS Prognosis Predictor (2 models)
SMART COP and SMRT CO Scores for Pneumonia Severity
Solitary pulmonary nodule malignancy risk (5 models)
Tuberculosis Risk Prediction

Decision Trees included:

Anthrax Screening for Exposed Patients
Arterial Blood Gas Interpretation
Asthma Hospitalization One Year Risk
Mycoplasma Pneumoniae Prediction
SARS (Severe Acute Respiratory Distress Syndrome) CDC Case Definition

To practice, teach and learn medicine based on solid, literature based evidence, EBMcalc provides easy to use, interactive tools for your Evidence-Based Medicine.

What’s New

Version 20.2

Many new calculators and improved functionality

App Privacy

The developer, Foundation Internet Services, LLC, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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