left bundle branch block
ECG in right bundle branch block is characterized:
-the QRS interval is 0,12 sec in duration;
-wide QRS in III, V1-2 has the form of rsR, rSR, RsR´(similar to
“M”) (the shape of the ventricular complexes resembles that of leftventricular extrasystoles);
-wide S in I, aVL,V5-6;
-negative ST and T in V1-2;
-dextrogram.
right bundle branch block