Atrial Myocardial Infarction

Michael R. Jones, MD
Arch Intern Med. 1984;144(3):573-574. doi:10.1001/archinte.1984.00350150181038.
Text Size: A A A
Published online

The antemortem diagnosis of atrial myocardial infarction can be made only with ECG. Nonetheless, ECG findings in atrial infarction are frequently overlooked by electrocardiographers. I review herein the ECG criteria for the diagnosis of atrial infarction and their clinical usefulness in establishing a diagnosis.

REPORT OF A CASE  A 59-year-old man was brought to our cardiac catheterization laboratory for coronary angiography because of a four-month history of angina pectoris (New York Heart Association class IV) that had persisted despite medical management with β-blockers, nitrates, and nifedipine. After coronary angiography, the patient had chest pain associated with hypotension, sinus bradycardia, periods of complete atrioventricular block, and one episode of ventricular fibrillation. Following treatment with DC cardioversion, dopamine hydrochloride, and a temporary pacemaker, his condition rapidly stabilized. An ECG demonstrated marked elevation of the P-Ta segments in leads II, III, and aVF consistent with atrial infarction. There was no ECG


Sign In to Access Full Content

Don't have Access?

Register and get free email Table of Contents alerts, saved searches, PowerPoint downloads, CME quizzes, and more

Subscribe for full-text access to content from 1998 forward and a host of useful features

Activate your current subscription (AMA members and current subscribers)

Purchase Online Access to this article for 24 hours

First Page Preview

View Large
First page PDF preview





Meets CME requirements for:
Browse CME for all U.S. States
Accreditation Information
The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
Note: You must get at least of the answers correct to pass this quiz.
You have not filled in all the answers to complete this quiz
The following questions were not answered:
Sorry, you have unsuccessfully completed this CME quiz with a score of
The following questions were not answered correctly:
Commitment to Change (optional):
Indicate what change(s) you will implement in your practice, if any, based on this CME course.
Your quiz results:
The filled radio buttons indicate your responses. The preferred responses are highlighted
For CME Course: A Proposed Model for Initial Assessment and Management of Acute Heart Failure Syndromes
Indicate what changes(s) you will implement in your practice, if any, based on this CME course.
Citing articles are presented as examples only. In non-demo SCM6 implementation, integration with CrossRef’s "Cited By" API will populate this tab (http://www.crossref.org/citedby.html).
Submit a Comment


Some tools below are only available to our subscribers or users with an online account.

Sign In to Access Full Content

Related Content

Customize your page view by dragging & repositioning the boxes below.