How is medial parapatellar plica staged?

Updated: Apr 20, 2020
  • Author: Tracy Lee Bigelow, DO; Chief Editor: Thomas M DeBerardino, MD  more...
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Jee et al staged medial parapatellar plicae according to how far the plica extends into the region of the patellofemoral joint, as follows [34] :

  • 1+ (does not extend to the medial edge of the patella)
  • 2+ (extends to the medial third of medial facet of the patella)
  • 3+ (extends over one third to two thirds of the medial facet)
  • 4+ (extends over more than two thirds of the medial facet)

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