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Pulmonary Vein Stenosis Associated with Germline PIK3CA Mutation.

Delphine YungKaitlyn FreemanGhayda M Mirzaa
Published in: Children (Basel, Switzerland) (2022)
Pulmonary vein stenosis is a rare and frequently lethal childhood disease. There are few known genetic associations, and the pathophysiology is not well known. Current treatments include surgery, interventional cardiac catheterization, and more recently, medications targeting cell proliferation, which are not uniformly effective. We present a patient with PVS and a PIK3CA mutation, who demonstrated a good response to the targeted inhibitor, alpelisib.
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