All of the following hea sounds occur sholy aftei S2except-
Ejection click occurs due to semilunar valve opening with high pressure. Eg: AS, PS. It is high pitched. Opening snap : 80ms after S2 Pericardial knock : 100 ms after S2 Ref: Harrison 20th edition 1445
Opening snap
Pericardial knock
Ejection click
Tumor plop
C.V.S