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Download the article PDF: Clinical Image Challenges July August 2026 1

EGC OF An 86-year-old male presents to urgent care with intermittent palpitations indicating ventricular pre-excitation
Figure 1. Initial ECG
Case presented by Catherine Reynolds, MD, McGovern Medical School at UTHealth Houston.

An 86-year-old male presents to urgent care with intermittent palpitations for the past several days. He says he has a history of Wolff-Parkinson-White syndrome.An ECG is obtained.

View the ECG and consider what your diagnosis and next steps would be. Resolution of the case is described on the next page.

86-Year-Old With Palpitations
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