How can you separate the variable S1 of atrial fibrillation from that of complete A-V block?
In atrial fibrillation, the rhythm is irregularly irregular, whereas in third degree, A-V block is a regular bradycardia (due to either nodal or ventricular “escape”).
In atrial fibrillation, the rhythm is irregularly irregular, whereas in third degree, A-V block is a regular bradycardia (due to either nodal or ventricular “escape”).