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Intraventricular Conduction: Difference between revisions
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If the QRS complex is wider than 0.12 seconds this is mostly caused by a delay in the conduction tissue of one of the bundle branches: | If the QRS complex is wider than 0.12 seconds this is mostly caused by a delay in the conduction tissue of one of the bundle branches: | ||
*[[#Left_Bundle_Branch_Block_.28LBBB.29| Left Bundle Branch Block (LBBB))]] | *[[#Left_Bundle_Branch_Block_.28LBBB.29| Left Bundle Branch Block (LBBB))]] | ||
*[[# | *[[#Right_Bundle_Branch_Block_.28RBBB.29| Right Bundle Branch Block(RBBB)]] | ||
*Interventricular conduction delay | *Interventricular conduction delay | ||
A right or left axis rotation can be caused by a: | A right or left axis rotation can be caused by a: | ||
*[[# | *[[#Left_Anterior_Fascicular_Block_.28LAFB.29| left anterior fascicular block (LAFB)]] | ||
*[[# | *[[#Left_Posterior_Fasicular_Block_.28LPFB.29| left posterior fascicular block (LPFB)]] | ||
Sometimes this conduction delay is '''frequency-dependent ''': the bundle branch block occurs only at higher heart rates and disappears at slower heart rates. | Sometimes this conduction delay is '''frequency-dependent ''': the bundle branch block occurs only at higher heart rates and disappears at slower heart rates. | ||