Right bundle branch block is associated with a persistently split second heart sound with normal respiratory variation in the splitting interval.
What does a physical examination for bundle branch block involve?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What does a physical examination for bundle branch block involve? [/INST] \n Right bundle branch block is associated with a persistently split second heart sound with normal respiratory variation in the splitting interval.</s>