What is the significance of primary T wave changes on electrocardiography for unstable angina?

Updated: Oct 01, 2020
  • Author: Walter Tan, MD, MS; Chief Editor: Eric H Yang, MD  more...
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Primary T wave changes are neither sensitive nor specific for ischemia, but they become an important clue in the context of the patient’s symptoms or if the QRS to T-wave angle is greater than 60°. Isolated symmetric T-wave inversion does not appear to carry additional adverse prognosis.

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