CTICasesCoronary-Pulmonary Artery Fistula
Imaging findings
CT imaging revealed a fistula branching from the LAD coronary artery to the pulmonary artery. The patient had a previously reported history of a pulmonary artery fistula.
Key takeaways
While the etiology remains debated (congenital vs. iatrogenic from prior catheterization), these findings are occasionally seen in clinical practice and warrant evaluation for potential "coronary steal" phenomenon.
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