摘要
1990年2月~1994年9月我院做膝关节镜检176膝,有6膝确诊为Wrisberg韧带型盘状半月板(wrisbergligamenttypeddiscoidmeniscus,简称WLDM),占3.4%.患者均因膝关节弹响、疼痛入院.查体发现膝关节屈伸弹跳征阳性.镜视下见半月板后角增厚肥大,与胫骨和关节囊无附着,板股韧带短而粗.6例WLDM中3例做半月板成形术,术后疗效不满意;另3例做半月板全切,术后弹响症状消失.对少年期出现膝关节弹响,膝关节屈伸弹跳征阳性患者应考虑WLDM,确诊需做膝关节镜检查.WLDM不宜单纯做半月板成形术.
Onehundredandfifty-twopatientsunderwentarthroscopyof176kneesbetweenFebru-ary1990andSeptember1994werereviewed.SixkneesinfourpatientshadWrisbergligamenttypeddis-coidmeniscus(WLDM),accountingfor3.4%ofthetotalnumberofjointsexamined.these4patientswereadmittedbecauseofsnapandpainintheirknees.Clinicalexaminationshowedasignofslowadduc-tionandrapidabductionofthetibiaassociatedwithasnap;theso-caled“jumpingsign”canbeelicitedwhenthekneewaspassivelymovedto10~15degreesofflexion.Arthroscopyrevealedhapertrophyandthickeningoftheposteriorhornsexhibitingaroughsurface,devoidofatachmenttothetibiaandthejointcapsule.Instead,therewasonlyoneattachmenttothemeniscofemoralligament.Partialarthroscop-icmeniscectomywasdonein3kneesresultinginapproximatelynormalperipheralrims;however,there-sultswerepoor.Theremaining3kneesweretreatedbytotalarthroscopicmeniscectomyandthesnapdisappearedafteroperation.SnapsignofWLDMusualybegintoappearatjuvenileperiodandthe“Jumpingsign”isaspecialclinicalfeatureofthiscondition.Arthroscopyisnecessarytoconfirmthedi-agnosis.Theappropriatetreatmentofthisconditionistotalmeniscectomy.
出处
《中华骨科杂志》
CAS
CSCD
北大核心
1996年第8期482-484,共3页
Chinese Journal of Orthopaedics