✅ Knee MRI Mastery/Chap 3.Collateral Ligaments

(Fig 3-B.10) Surrounding Popliteus Tendon Anatomy

MSK MRI 2024. 5. 21. 21:54

https://youtu.be/7CbqmUHYDug

https://youtu.be/6WOItzqJj1g

 

✅ Intra-Articular Popliteus Anatomy

  • Knowing the intra-articular popliteus tendon anatomy is crucial. 
  • The popliteus tendon attaches to the popliteus fossa of the lateral femoral condyle, anterior and distal to the femoral origin of the lateral collateral ligament (LCL). So the popliteus tendon is seen first, followed by the LCL. 
  • Moving further posteriorly, the lateral gastrocnemius tendon inserts onto the distal femur at the supracondylar process, just posterior to the LCL attachment.

 

✅ Popliteus Tendon Tears

  • Most popliteus strains are extra-articular, involving the muscular or myotendinous portion. 
  • Popliteus tendon tears can be intra-articular at the level of the popliteal hiatus and at or near the femoral attachment. 
  • Intra-articular tears can be dealt with arthroscopically. 
  • The degree of tendon retraction in full-thickness tears is important.



RadioGraphics 2014; 34:496–513

 

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