摘要
<正>Myositis ossificans(MO),also known as myositis ossificans circumscripta(MOC),describes a pathologic process of which localized,nonneoplastic heterotopic bone formation occurs in muscles]or other soft tissues[1-2.Although traumatic MO has been reported occasionally,MO located in lumbar paraspinal muscles without a history of trauma has been rarely seen.To our best
-
单位复旦大学附属中山医院