Pellegrini–Stieda lesion on X-ray: 3 real cases

Real, openly licensed radiographs showing pellegrini–stieda lesion. Study what to look for, then open each case and read it yourself before revealing the answer.

What to look for

  • Linear or curvilinear ossification adjacent to the medial femoral condyle.
  • Represents ossification after injury to the proximal medial collateral ligament.
  • Well corticated, without an acute fracture line.

Learn: Knee fractures

Quiz yourself on lower limb images

Cases

Other lower limb diagnoses

Diagnoses come from each image's documented source. Credits and licences are shown on each case and on the image credits page.