Towards the anterior end of the meniscus there is a longitudinal tear; the inner portion of the torn
cartilage has protruded into the joint and the margins have been smoothed and rounded by
movement within the joint.
This man presented at the age of 30 with pain in the antero-medial aspect of the right
knee; the first episode had occurred when crouching to paint the floor a year before; he had had
two further episodes at squash.