Patient:Male,31
FinalDiagnosis:Myositisossificans
Symptoms:Backpain?motionrestriction?tendernessinlumbarregion
Medication:—
ClinicalProcedure:—
Specialty:Neurology
Objective:Raredisease
患者：男，31岁
最终诊断：骨化性肌炎
症状：背部疼痛；活动受限；腰椎压痛
用药：—
临床过程：—
所涉科室：神经内科
目的：罕见疾病
Background:Myositisossificansisanon-neoplasticbenignreactiveboneandcartilagematrix-producingpseudotumorthatdevelopsinskeletalmusclesadjacenttothejoint.Theclinicalandpathologicappearanceofmyositisossificansvariesdependingonthetimeelapsedafterheterotopicboneformation.Althoughitsetiologyisunclear,itusuallyoccursatthesiteoftheinjuredmuscle,most