The medial plica is redundant synovium along the medial aspect of the knee. Irritation and inflammation can cause it to become painful.
Clinical features:
(1) The patient experiences the acute onset of anteromedial knee pain.
(2) The onset is preceded by repetitive overuse or a sudden increase in activity.
(3) Pain may be associated with prolonged sitting, knee flexion or standing up.
(4) There is a tender mobile nodule or area of thickened soft tissue just anterior to the joint line.
(5) No effusion is present.
(6) The knee exam is otherwise normal.
Complications:
(1) Tear in portion passing over the medial femoral condyle.
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Specialty: Surgery, orthopedic
ICD-10: ,
