骨的血管外皮瘤(附6例报告)

PEPORT OF 6 CASES WITH OSSEOUS HEMANGIOPERICYTOMA

血管外皮瘤是起源于血管外皮细胞的肿瘤,多发于全身软组织,原发于骨骼罕见。骨的血管外皮瘤多因发病部位持续性疼痛或剧痛来诊。病程约3～6个月,常合并功能障碍或病理性骨折。诊断取决于病理,易误诊。肿瘤行外科广泛切除,术前选择性动脉栓塞,术后继续放疗和化疗是比较合适的治疗方法。作者报告6例并结合文献对此瘤的患病率、病理分类、临床表现、X 线表现和治疗等进行讨论。

Herangiopericytoma is a kind of tumor of vascular ori- gin composed of pericytes.It usually arises in somatic soft tis- sue and rarely in bone.Patients always complain of continu- ous or severe pain related to the site of origin of the tumor, generally surviving from 3 months to 6 months,and often complicated with disfunction or pathological bone fracture.It can be diagnosed only by biopsy and easily be made mistakes in diagnosis.The combined approach staid be the optimal treatment including:extensive excision,selective artery em- bolization preoperatively,pcstoperative radiotherapy and chernotherapy.Six cases of hemangiopericytorna is reported here.With reviewing literature,we disscussed the incidence, pathological dassification,dinical symptons,X-rays mani- festation and treatment.