踝关节及其周围结构的断层解剖与MRI对照研究
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malteolus with the foot taped into filll dorsiflexion.provided an overview
of PTTL.The coronal plane with the foot taped into full plantar flexion
and the oblique coronal plane with the foot taped into natural position, ahead of medial malleolus carl show NTL well.With the foot taped into
结果:1.ATFL、CFL、PTFL、ATTL、PTTL、CTL、NTL、AT、 PTT、FDLT、FHLT、PBT及PLT在断层标本上的测量数值与在MRI 上的测量数值比较,差异均无显著性。 2.外侧韧带:ATFL、CFL在MRI T1wI上呈低信号,PTFL为不均一 信号影,由多条带状影组成。ATFL在横断面足完全背屈位,经外踝 尖的层面、冠状面足完全跖屈经外踝前缘层面显示最清楚。PTFL在 横断面足完全背屈位,经后距下关节稍上层面显示最清楚。在冠状面 足完全背屈位经外踝后缘层面、横断面足完全跖屈位经跟骨载距突层 面、斜横断面足呈自然体位经跟骨载距突层面均是显示CFL较佳的
材料与方法:在40例不同体位的(自然松弛位34例、完全跖屈位3 例、完全背屈位3例)踝关节断层标本上观测ATFL、CFL、PTFL、
ATTL,PTTL、CTL,NTL,TSL、AT,PTT,FDLT,FHLT,PBT
及PLT等的形态结构及其周围毗邻关系。对正常人踝关节40例行
MRI SE、GE、STIR等序列的扫描。
intensity within some high signal intensity of fat.The coronal plane with
Βιβλιοθήκη Baidu
the foot taped into full plantar flexion and the oblique coronal plane with
the foot taped into natural position ahead of medial malleolus.Can show
南京医科大学硕十学位论文
面足完全跖屈位、斜冠状面自然体位经内踝前层面,横断面足完全背 屈位经距骨滑车层面均能较好显示。CTL及TSL在足完全背屈位, 冠状面经内踝尖层面、横断面经内踝尖下方层面显示最好。 4.肌腱:AT及内、外侧肌腱在MRI T1wI上均呈低信号影。AT在矢 状面及薄层冠状面显示较佳,可以显示AT的全长。PTT、FDLT、FHLT 在横断面显示较好,PBT、PLT在斜冠状面显示最好。
距腓前韧带 胫骨前肌腱
anterior talotibial ligament CalcaneoflbuIar ligament calcaneotibial ligament extensor digitorum longus tendon extensor hallucis longus tendon flexor digitorum longus tendon flexor hallucis longus tendon flexor retinaculum
5.对于韧带、肌腱正常MRI解剖的显示,T1ⅥSE序列最好,GE—STIR
对于病变组织的显示较好。
结论:MRI能清晰显示ATFL、CFL、PTFL、ATTL、PTTL、CTL、
NTL、TSL、AT、PTT、FDLT、FHLT、PBT及PLT的详细解剖,且 与断层标本上的测量值基本一致;不同的体位、不同的成像方位及序 列对于踝关节各部分的显示均具有不同的意义。
ATTL clearly.The axial plane with the foot taped into full dorsiflexion
through talotibilal joint,Can also show ATTL clearly.The coronal plane in the middle of medial malleolus and the axial plane end of medial
posterior talofibular ligament
posterior tibial tendon posterior talotibial ligament spin echo spring ligament
胫舟韧带 腓骨短肌腱 腓骨长肌腱 距腓后韧带 胫骨后肌腱 胫距后韧带 自旋回波 弹性韧带
full dorsiflexion through the trochlea of talus,axial plane provided
optimum views of NTL.With the foot taped into full dorsiflexion through medial malleolus and the below planes,the coronal plane and axial plane
3.The medial ligaments:ATTL,CTI.,NTL and TSL show
low—signal—intensity on T 1一weighted MR imaging.PTTL is the largest
ligament of the medial ligament and show inhomogeneous signal
foot was put into full dorsiflexion just above posterior subtalar joint.With
the foot taped into full dorsiflexion,full plantar flexion and natural
4
南京医科大学硕十学位论文
sustentaculum tali
载距突
short tau inversion recovery
盯一册吼一豫眦|主刚心m哪肿一阿距旺盯一吼M
tibiospring ligament
weighted imaging
短Tau反转恢复法
胫韧带
加权像
南京医科大学硕十学位论文
踝关节及其周围结构的断层解剖和MRI的对照研究
Objective:The location,size,shoe and adjacent relationships of ATFL,
CFL,PTFL,ATTL,PTTL,CTL,NTL,AT,PTT,FDLr,FHLT,PBT and PLT on section specimens and MRl were studied to provide anatomic data for MR/diagnosis when foot was put in different positions.The
dorsiflexion.axial images provided optimum views of ATFL through the slice end of lateral malleolus.Coronal images also provided optimum
views of ATFL with the foot taped into full plantar flexion through the slice ahead of lateral malleolus.PTFL Can show full-length views when
南京医科大学 硕士学位论文 踝关节及其周围结构的断层解剖与MRI对照研究 姓名:李在坡 申请学位级别:硕士 专业:人体解剖学 指导教师:韩群颖;王鹤鸣
20040410
缩略词
南京医科大学硕十学位论文
achilles tendon
跟腱
anterior talofibular ligament anterior tibial tendon
optimal slices,sequences and methods of ankle and its related structures
on MRl were investigated.
Materials and methods:The location,size,shape and their adjacent
significances.
2.The lateral ligaments:ATFL and CFL show low—signal—intensity
on T 1一weighted MR imaging.PTFL is composed of several strip shadow and show inhomogeneous signal intensity.With the foot taped into full
关铁问:踝关节;断层解剖;MRI;足体位;内侧韧带;外侧韧带
肌腱;测量;对照
南京医科大学硕十学位论文
Anl‘le joint and its related structures:a comparative study
between cadaver section and MR imaging
Abstract
胫距前韧带
跟腓韧带
胫跟韧带 趾长伸肌腱
坶长伸肌腱 趾长屈肌腱 坶长屈肌腱 屈肌支持带
fast spin echo gradient echo greater saphenous vein magnetic resonance imaging
快速自旋回波 梯度回波 大隐静脉
磁共振成像
naviculotibial ligament peroneus brevis tendon peroneus longus tendon
measured.SE,GE,STIR sequences of MR imagings were obtained on 40
normal ankle joints.
Results:1.The measurements on section specimens and their related
values on MR imagings of ATFL,CFL,PTFL,ATTL,PTTL,CTL,NTL, AT,PTT,FDLlj FHLT,PBT and PLT were compared,but all have no
层面。
3.内侧韧带:ATTL、CTL、NTL、TSL在MRI T1M上均呈低信号,
PTTL信号不均,较粗大,其间夹杂高信号的脂肪影。ATTL在冠状 面足完全跖屈位、斜冠状面自然体位经内踝前层面,横断面足完全背 屈位经胫距关节平面均能较好显示。PTTL在足完全背屈位,冠状面 经内踝中部层面、横断切面经内踝尖层面,显示最好。NTL在冠状
relationships of ATFL,CFL,PTFL,ATTL,PTTL,CTL,NTL,AL PTT, FDLT,FHLT,PBT and PLT on 40 ankle(nmural position 34 cases,full
plantar flexion 3 cases,full dorsiflexion 3 cases)section specimens were
摘要 目的:研究踝关节在不同体位时ATFL、CFL、PTFL、ATTL、PTTL、
CTL、NTL、AT、PTT、FDLT、FHLT、PBT及PLT等在断层标本和 MRI上的位置、大小、形态及周围毗邻关系,为影像学诊断提供解剖 学依据,同时探讨踝关节及其周围结构在MRI上显示的最佳层面、 序列及方法。
position,respectively coronal plane through back margin of lateral
malleolus,axial plane and oblique axial plane through the sustentaculum
tali of the calcaneus optimized visualization of CFL.