• Xin Li, Quan Qi, Fuxiang Liang, Xuxia Zhang, Shuai Dong, and Bing Song.
• The First Clinical Medical College.
• Medicine (Baltimore). 2019 Jun 1; 98 (23): e15874.

RationalePulmonary artery sarcomas (PAS) are easily misdiagnosed as thromboembolic disease of pulmonary arteries, because of rarity and presenting with nonspecific signs, symptoms, or imaging findings.Patient ConcernsA 26-year-old man was admitted to the department of invasive technology with fever and dyspnea. Blood tests showed inflammatory activity, a slight increase of D-dimer and Fibrin Degradation Product. A chest enhanced computed tomography (CT) scanning revealed multiple filling defects occurred in the main trunk of both pulmonary arteries and branches of the left pulmonary artery DIAGNOSES:: It was initially diagnosed with pulmonary embolism (PE) and deep vein thrombosis (DVT), but was eventually diagnosed with pulmonary artery sarcoma that was confirmed by biopsy.InterventionsThe transcatheter thrombolysis therapy, inferior vena cava filter implantation, and operation were performed.OutcomesThe Organized mass was removed by the operation and was pathologically diagnosed as pulmonary artery sarcoma, the patient received postoperative chemotherapy according to the recommendation of oncology department.LessonsCoagulation markers have been reported to differentiate PAS from PE, but this case suggested that PAS can be associated with DVT and abnormal coagulation-fibrinolysis system.

22 keywords...

hide…