Chest Pain Due to Anomalous Origin of the Left Circumflex Artery From the Opposite Sinus of Valsalva in a 70-Year-Old Woman

Tian Luo; Kang Luo; JunBing Lin; Qiang Huang

doi:10.12659/AJCR.952577

05 August 2026 : Case report China

Chest Pain Due to Anomalous Origin of the Left Circumflex Artery From the Opposite Sinus of Valsalva in a 70-Year-Old Woman

Challenging differential diagnosis, Rare disease, Congenital defects / diseases

Tian Luo^{EF 1}, Kang Luo^{B 1}, JunBing Lin^{D 1}, Qiang Huang^{A 1*}

DOI: 10.12659/AJCR.952577

Am J Case Rep 2026; 27:e952577

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Figure 1 Electrocardiogram of the 70-year-old patient showing isolated QT interval prolongation without significant ST-segment elevation or depression suggestive of acute myocardial ischemia. Isolated QT interval prolongation is evident in lead V5 (blue arrow), with a heart rate-corrected QTc interval of 486 ms.

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Chest Pain Due to Anomalous Origin of the Left Circumflex Artery From the Opposite Sinus of Valsalva in a 70-Year-Old Woman

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