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Meniscal extrusion
Radial Tears
Radial tears run perpendicular or near perpendicular to the meniscal rim. The are diagnosed using the CLEFT and GHOST signs. An image perpendicular to the tear results in the cleft sign whereas one parallel to the tear causes the ghost sign

  • Small
  • Difficult to see
  • Disrupt hoop forces


Radial tears of the posterior third can result in meniscal extrusion
Rim ghost sign of radial tear mid portion
Ghost sign of radial tear posterior portion
Rim cleft sign of radial tear mid portion
Cleft sign of radial tear posterior portion
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