I am male, 20 years , Respected Doctor before 2 years I got my ACL ligament torn when I suddenly got unbalanced on stairs, I consulted a doctor he performed a MRI test then I came to know this, he covered my knee with a paste and then covered and packed my leg with plaster, he changes the medicine/past 4 times (once in 15 days), treatment took 2 months then I felt that I am okay but yesterday some illiterate freaks fought with me, and in self defense I had to fought with them , and the knee gave me a break sound and then I lost my balance and now my knee is swollen, please tell me how can I get recover?