Hi welcome to HCMForum. You had an injury
on left leg it has swollen hurts it is commen.
your arm is paining upto the arm it could be due to generalised reaction due to infection
of the knee.
So i advise you to consult an orthopedic surgeon for diagnosis and treatment. you may
have to go for xray along with other routine tests for confermation.
Besides i advise you some diet recomendations as avoid taking more of potato other tubers tomato and sea foods.wishing for
a quick recovery. thanks for calling.