Area of mitral orifice in adults is:: (A) 6-8 cm2, (B) 5-2 cm2, (C) 4-6 cm2, (D) 1-4 cm2
Answer is C. Answer is C (4-6 cm2): The normal area of mitral valve is 4-6 em2. Mitral Valve & pathology Area Normal Mitral Valve 4-6 cm2Q Mild Mitral Valve < 2 cm? Severe Mitral Stenosis < 1.3 cm2Q Critical Mitral Stenosis < 1 cm2 Q Aoic Valve & pathology Area Normal Aoic Valve 2.6 - 3.5 cm2Q Mild Aoic Stenosis 1.5 - 2 cm2 Moderate Aoic Stenosis 1 - 1.5 cm2 Severe Aoic Stenosis < 0.8cm2