Hyperextension of knee refers to an injury of knee forcing it to extend beyond its normal straightened position. The lower leg is forced excessively forward in relation to the upper leg.It may lead to ligament injury.
Current research demonstrates that the natural history of untreated complete injuries of the ACL consists of progression of symptomatic instability to recurrent injuries. These injuries damage the menisci and the articular cartilage, eventually leading to osteoarthritis and osteoarthrosis. The primary goals in treatment of ACL rupture are restoration of function in the short term and prevention of long-term pathologic changes in the knee
Conservative treatment consisting of exercises and stretching is recommended.Surgery can be considered if your physician suggests.