进行性骨化性肌炎临床X线分析

Clinico Radiologic Anaiysis of Myositis Ossificans Progressive

报告了５例进行性骨化性肌炎。其临床特点是婴幼儿期发病，全身反复出现软组织包块，包块渐固定，并伴有进行性关节活动受限，最后发展到关节僵直。Ｘ线特点是软组织内骨柱形成，颈部软组织最易受累，其次为腰、背、胸部和四肢。笔者结合文献讨论了本病的发病机理、病理改变、临床及Ｘ线表现。

The authors reported 5 cases of myositis ossificans progressiva. The clinical history was characterized by early onset during infancy,recurrent appearance of softtissue masses which gradu-ally became fixed and progressive limitation of joint motion finally leading to arkylosis. The X-ray fea-tures included ectopic ossification most frequently in the soft tissue of the neck.Next,the loin, back,chest and extremities. The pathogenesis, pathology,clinical and radiologic manifestations were dis-cussed with review of the literature.