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All ECG 10

What is the rhythm on this ECG strip?

  1. Normal sinus rhythm
  2. Second degree type I sinoatrial nodal exit block (SA nodal Wenckebach)

This ECG strip shows second degree type I sinoatrial nodal exit block, not to be confused with AV nodal blocks. See the review below for more details.

Related Topic Reviews: SA Nodal Exit Block