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A 62-year-old man with chest pain. Coronary CTA was performed to evaluate coronary artery. On axial (a), and multiplanar reformatted coronal (b) and sagittal (c) planes, the Ligament of Marshall, an embryonic remnant at the junction of left superior pulmonary vein and left atrium is seen as a smooth tissue ridge (black arrow). PV, pulmonary vein; RCA, right coronary artery.
