Gorlin Formula

Calculate mitral valve area using Gorlin formula. Assess severity of mitral stenosis from hemodynamic measurements. This is an educational tool only - always consult a healthcare provider.

Hemodynamic Parameters

Results

Enter hemodynamic parameters to calculate valve area

About Gorlin Formula

  • • MVA = CO / (HR × 37.7 × √PG)
  • • Normal: 4-6 cm²
  • • Mild: 1.5-2.5 cm²
  • • Moderate: 1.0-1.5 cm²
  • • Severe: <1.0 cm²