Although some knee accidents call for minor to no treatment, Other individuals might call for extra invasive strategies. Here are several in the situations we handle and services we offer: The simplest way to diagnose a PCL tear is to look at the knee for posterior sag at 90 degrees https://www.theorthopaedicandpainpractice.com/what-happens-if-i-injure-my-posterior-cruciate-ligament/