PCL tears are graded via the severity in the injury, quality I via quality III. The grade is set from the extent of laxity calculated through your examination. On the whole, grading of the injury corresponds to the next: For runner’s knee, the commonest symptoms consist of a painful feeling https://www.theorthopaedicandpainpractice.com/what-happens-if-i-injure-my-posterior-cruciate-ligament/