Or Upload an image for you and others searching for #lowEF #physicalexam #test #knee #msk #tear #impingement #hip #ligament #injury #meniscal #acl #lcl #video #sports #mcl #stress #pivot #clinical #lever #pivotshift #positive #pcl #stability #sign #cruciate #posterior #drawer #posterolateral #shift #plc #ortho #orthopedics #lateral #varus #nsfw #acltear