Dear patient 
While playing football , you have injured your meniscus of your right knee joint.Twisting of  knee causes this type of injury.Meniscus is a structure found in knees. it acts as a shock  absorber. It helps in gliding of knee joint. apply ice packs to your knee , take a painkiller  such as diclofenac and consult a orthopaedic surgeon . A MRI will be also required to ascertain the degree of injury. ... 
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