Thursday, May 18, 2017

S3 Gallop

S3 is best heard with the bell at the APEX to LLSB. An intermittent S3 can be a normal finding in children and adolescents. 

Thursday, May 11, 2017

S2 Splitting

Splitting of S2 is best heard at the LUSB to LMSB, and is usually not heard at the APEX. This is because P2 (the pulmonary closure component of S2) is usually softer than A2 and requires listening near the pulmonary valve to be audible.

Thursday, May 4, 2017

Non Ejection Systolic Click

Mitral valve prolapse causes a mid to late systolic (non ejection) click, best heard at the APEX to LLSB. The click occurs later (moves closer to S2) in squatting position and earlier (moves closer to S1) in the standing position.

S3 Gallop

S3 is best heard with the bell at the APEX to LLSB.  An intermittent S3 can be a normal finding in children and adolescents.