This case demonstrates that while the double patch technique via right ventriculotomy is reliable for postinfarction VSD, surgeons must be prepared for potential tricuspid valve replacement if resection of ischemic necrotic myocardium requires transection of the right ventricular papillary muscle.
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Post-MI VSD repair via right ventricle may require tricuspid replacement; leaves open standardization of double-patch technique.
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Komatsu et al. (2024) studied this question.
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