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Pulmonary Artery Sarcoma Detected on 18F-FDG PET/CT With Unusual Findings
Yuehong Guo1, Tie Wang, Minfu Yang
1From the Department of Nuclear Medicine, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China.
Abstract:
A 32-year-old woman, who presented with "sharp pain" in the right chest for more than 1 month and worsening dyspnea and fever for 10 days, was initially thought to have a pulmonary embolism. Cardiac ultrasound showed an ill-defined echogenic mass within the pulmonary trunk. F-FDG PET/CT was performed for further evaluation. PET/CT showed an intense hypermetabolism in the main, bilateral proximal, and the right main pulmonary arteries, suggesting the presence of a malignant lesion. Biopsy confirmed the lesion as a primary pulmonary artery sarcoma.
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