When these sounds are distinguishable from each other a split S2 can be heard. The patterns of splitting of the S2 heart sound include physiologic splitting, paradoxical splitting, widened ...
the split second heart sound is replaced by a narrowly split S2 with accentuated P2: the patient usually is cyanotic. [2] A typical EKG shows an axis between 0 and +120°, an RSR is often present ...
A paradoxical split S2 heart sound occurs when the splitting is heard during expiration and disappears during inspiration, the opposite of the physiologic split S2. A paradoxical split S2 occurs ...