Primary pulmonary hemangiopericytoma is a very rare tumor. A case of t
he disease is reported, together with a review of the literature. The
patient was a 78-year-old male, who was admitted to hospital with an a
bnormal shadow on his chest x-ray. A primary tumor, located in the lef
t S4, was resected, and a final diagnosis of hemangiopericytoma of pul
monary origin was made. The disease recurred in the left lower lobe 14
months postoperatively. The patient received radiotherapy and is aliv
e to date, 23 months after the operation.