LA volume & LA volume index
Left atrial volume by the biplane area-length method and LA volume index (to BSA).
Shared values — enter once, reused everywhere
bpm
Enter height and weight to derive BSA for indexed results (AVA index, cardiac index). Stays in your browser; nothing is sent anywhere.
cm²
cm²
LA volume = 55 mL
Enter height & weight above for the indexed value
Worked steps
Biplane area-length
LAV = 0.85 × A₄C × A₂C ÷ L = 0.85 × 18.0 × 18.0 ÷ 5.0 = 55 mL
Reference: ASE/EACVI chamber quantification (2015). LAVi upper limit of normal 34 mL/m²; verify at review.
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