The knee joint is surrounded by fluid-filled sacs referred to as bursae, which serve as gliding surfaces that decrease friction of the tendons. Underneath the kneecap, You will find a massive tendon (patellar tendon) which attaches towards the front of your tibia bone. Schedule X-rays, although they don't reveal a https://www.theorthopaedicandpainpractice.com/what-should-i-do-if-i-have-a-collateral-ligament-injury-of-the-knee/?_gl=1*xbbxlb*_up*MQ..&gclid=Cj0KCQjwkt6aBhDKARIsAAyeLJ2krYJSOuy5mZksrNqH-VDjQwW1ScD49yD8BUWysDG6u6bJPCSbXVUaAuCPEALw_wcB