CathPal
Hemodynamic Calculator
About
This medical calculator assists healthcare professionals with complex hemodynamic calculations for cardiac catheterization. It provides instant results for cardiac output, vascular resistance, valve areas, and shunt quantification, with an EMR-ready report. Formulas are based on peer-reviewed literature and professional guidelines.
What's New in CathPal
1.0.2
April 16, 2026
Reliability improvements and bug fixes.
Developer apps
FAQ
Is CathPal suitable for non-healthcare professionals?
No, CathPal is strictly intended for licensed healthcare professionals trained in cardiac hemodynamics. It is an educational and decision-support tool and should not be used by individuals to make decisions about their own health or the health of others.
What medical guidelines and literature are used in CathPal?
CathPal draws its formulas, reference ranges, and thresholds from peer-reviewed literature and professional society guidelines, including the 2022 ESC/ERS Pulmonary Hypertension Guidelines and the 2020 ACC/AHA Valvular Heart Disease Guideline. Full citations are available within the app.
Can CathPal be used without an internet connection?
Yes, CathPal works offline. No account is required, and no internet connection is needed to use its features, making it accessible in various clinical settings.
What types of hemodynamic calculations does CathPal perform?
CathPal computes Fick and thermodilution cardiac output, pulmonary and systemic vascular resistance, RV performance indices like PAPi and RVSWI, Gorlin and Hakki valve areas, and complete shunt quantification with Qp/Qs ratio.
How does CathPal handle data entry and potential errors?
The app features auto-tabbing between pressure fields for rapid data entry and includes quality checks that flag impossible values and common entry errors to ensure accuracy.
Does CathPal offer an EMR-ready report?
Yes, CathPal generates an EMR-ready evaluation report that can be copied and pasted directly into patient charts. It includes a plain text (EHR) toggle for easy integration.
What is the age rating for CathPal?
CathPal has an age rating of 17+, reflecting its use by medical professionals for complex calculations and its medical subject matter.
How often is CathPal updated?
The latest version of CathPal is 1.0.2, which was last updated on April 16, 2026. Updates typically occur to incorporate new guidelines or improve functionality.