What are the symptoms of third-degree atrioventricular (AV) block in patients with MI?

Updated: Jul 05, 2018
  • Author: Akanksha Agrawal, MBBS; Chief Editor: Jeffrey N Rottman, MD  more...
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Because an acute myocardial infarction (MI) can cause complete heart block, patients who concurrently experience an MI can have associated symptoms from the MI, including chest pain, dyspnea, nausea or vomiting, and diaphoresis. Third-degree AV block may be an underlying condition in patients who present with sudden cardiac death.

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