BSA — m²
RV fractional area change
FAC = 100 × (RVEDA − RVESA)/RVEDA from the RV-focused apical four-chamber view; normal >35%.
Quick reference:↑ RV size and systolic function
cm²
cm²
BSA (from context)—m²
Enter RV end-diastolic area, RV end-systolic area to calculate.
Quick tool: no study or demographics required. Values entered here are shared with other tools in this tab until New study.