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The cause of second degree AV block type II can be found distally from the AV node: in the HIS bundle or in the bundle branches or Purkinje fibers. | The cause of second degree AV block type II can be found distally from the AV node: in the HIS bundle or in the bundle branches or Purkinje fibers. | ||
An important differential diagnosis of second degree AV block type II is an [[Premature | An important differential diagnosis of second degree AV block type II is an [[Atrial Premature Complexes|premature atrial complex]] with compensatory pause. This diagnosis is much more common and harmless. | ||
{{clr}} | {{clr}} | ||