I had injury to knee 3 years back,but at that time there was not much problem.i consulted an orthopaedician and i was told to do mri.mri reports showed partial tear of acl .as advised by my docter i started exercise.again i have injury and i showed to orthopaedician .and was advvised mri.mri report shiwed grade 3 acl tear and posterior horn longitudnal medial meniscus tear and traumatic haemarthrosis.with edema And increases signal intensity of tibio femoral condly