Background背景常见疾病名称一、Rotatorcufftendonsdisease肩袖肌腱病NEERininstallmentofrotatorcufftendonlesions肩袖肌腱病变的NEER分期MRImanifestationsofrotatorcufftendonsdisease肩袖肌腱病的MRI表现ObliquecoronaryanormalMRIimaging斜冠状位正常MRI造影Fig1Subdeltoid–subacromialbursitis.肩峰下滑囊炎。CoronalobliqueMRimagesoftheshouldershowfluidinthedilatedsubdeltoid–subacromialbursa(arrowhead).常规MRI斜冠状位示肩峰下滑囊积液(箭头)；1A:SET1W;1B:TSET2W.Fig2Acromialmorphology.肩峰形态。A.ShapeoftheAcromion.TypeI,flatⅠ型，肩峰下表面为一平面；TypeII,curvedⅡ型，肩峰下表面为弧形凹面；TypeIII,hookedⅢ型，肩峰下表面前部呈钩状突；B.SagittalobliqueimageshowsaTypeIIacromionandadegenerativespurattheanteroinferioredgeoftheacromion(arrow).MRI造影斜矢状位示肩峰前下缘的骨刺(箭)，Ⅱ型肩峰Fig3Tendinitis.肩袖变性。CoronalobliqueMRimagesoftheshouldershowthesupraspinatustendonisdiffusethickening,withintrasubstanceintermediatesignalonT1-weightedandT2-weightedMRimages(arrow).常规MRI斜冠状位示冈上肌腱增粗，连续性好，T1W和T2W信号均增高(箭)4A4CFig5:DifferentMRItechniquesforlabraltear.盂唇撕裂对比。Fig5A:AnaxialroutineMRimageshowsintactanteroinferiorlabrum.常规MRI轴位示盂唇未见撕裂征象；Fig5B:AnaxialMRarthrographicimagedemonstratestearoftheanteroinferiorlabrum(arrow).MRI造影轴位示前方盂唇撕裂(箭)54,M,Therightobliquecoronary:partofthejointsurfaceandtheslipperybursasurfaceoftheRotatorcuffistorn右侧斜冠状位示肩袖的关节面和滑囊面部分撕裂58Y，M，Theleftobliquecoronaryinrotatorcufffull-thicknesstear左侧斜冠状位示肩袖全层撕裂Thedifferentialdiagnosisoftendondisease肌腱病的鉴别诊断二、Rotatorcufftear肩袖撕裂Suspiciouspatientswithrotatorcufftear,imagingexamination,shouldbeacomprehensiveobservationofrotatorcuffandthesurroundingstructure可疑肩袖撕裂的病人行影像学检查时需对肩袖及其周围结构作全面观察:Notethattearmouthsize,affectedthescope,edgecases,muscleatrophyandbonechangeandsoon.注意撕裂口大小、肌腱受累范围、肌腱边缘情况、肌肉萎缩及骨骼改变等。Partialtendonaccordingtotearthicknessordepthintothreedegrees.部分性肌腱撕裂可按撕裂厚度或深度分三度。Ⅰ度：﹤3mm；Ⅱ度：3-6mm；Ⅲ度：﹥6mm。Completeatendon,accordingtothegapsizeisdividedintofourcategories完全性肌腱撕裂据裂口大小分四类。﹤2mmMildtear轻度撕裂；2-4Moderatetear中度撕裂；4-5mmSeveretear重度撕裂；﹥5mmGianttear巨型撕裂。TheMRIclassificationofRotatorcufftear(Neer)肩袖撕裂的MRI分级（Neer）Carrino,thinkrotatorcufftearisdividedintosevende