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Fig. 1A. 35-year-old woman with history of lymphangioleiomyomatosis
and prior resection of right renalretroperitoneal angiomyolipoma
presented with intermittent palpitations and tachycardia. Axial proton
densityweighted fast spin-echo image (TR/effective TE, 3529/18) at
level of left atrium shows posterior mediastinal mass (M) that mildly
compresses left atrium (A) and pulmonary veins (arrow), mildly
displaces heart anteriorly, and partially encases descending thoracic aorta
(asterisk).