Severity of mitral stenosis is best identified by?: (A) Loud S1, (B) Loud opening snap, (C) Duration of mid-diastolic murmur, (D) Intensity of mid-diastolic murmur
Answer is C. Severity of mitral Stenosis Implies that the mitral valve orifice has become smaller in size. So, blood will take longer to go from left atrium to left ventricle. Therefore, length of murmur will increase.