Posterior cruciate ligament avulsion fracture
Diagnosis certain
Updates to Case Attributes
Title
was changed:
Posterior cruciate ligament tearavulsion fracture
Presentation
was changed:
Severe knee pain during football game after doing vigorous exercise.
Body
was changed:
Hyperextension of the knee can induce overstretch of the PCL and tear with avulsion of its bony attachment at the tibia as in this case.
-<p>Hyperextension of the knee can induce overstretch of the PCL and tear with avulsion of its bony attachment at the tibia as in this case. </p>- +<p>Hyperextension of the knee can induce overstretch of the PCL with avulsion of its bony attachment at the tibia as in this case. </p>
Tags changed:
- knee mri
- fellowexam
Updates to Study Attributes
Findings
was changed:
The patient encountered hyperextension of the knee which induced group of related lesions as follow:
-
Avulsionavulsion fracture of the PCL with bony fragment from its tibial attachment. -
Horinzontalhorizontal tear of the lateral meniscus with large parameniscal cyst. -
Abnormalabnormal signal within the belly of popliteus muscle likely hematomat with intact popliteal tendon. -
Bonebone bruise at the posterolateral corner of the tibial plateau.
on the positive side, the lateralLateral collateral ligament, biceps femoris tendon,popliteo, popliteo-fibular ligament, arcuate ligament and iliotibial tracts are intact.
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