PISA Regurgitant Orifice & Volume (EROA)
PISA Regurgitant Orifice & Volume (EROA) - a deterministic tool in Sophie Well's Clinical Math & Conversions group.
Open the PISA Regurgitant Orifice & Volume (EROA) → Runs in your browser. No signup, no tracking.
What this is
PISA Regurgitant Orifice & Volume (EROA) is one of 230 deterministic tools in Sophie Well's Clinical Math & Conversions group. PISA Regurgitant Orifice & Volume (EROA) - a deterministic tool in Sophie Well's Clinical Math & Conversions group.
When to use it
Use this tool when you need a quick, citable reference. Every calculation runs entirely in your browser - no inputs leave your device, no account is required, no AI is involved. The site enforces a strict Content Security Policy and ships no analytics or third-party CDN.
References
Zoghbi WA, Adams D, Bonow RO, et al. Recommendations for noninvasive evaluation of native valvular regurgitation (ASE). J Am Soc Echocardiogr. 2017;30(4):303-371. Read the source ↗
Worked example: EROA 0.41 cm²; regurgitant volume 48.9 mL — severe regurgitation.
Sophie Well is a reference and educational tool. Not medical, legal, or financial advice. Does not replace clinician judgment, professional billing review, or legal counsel.