My leg is bandage like a dumpling now :(

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Haix.. My leg is bandage like a dumpling now after going to see the doctor..
Last time i had an accident b4.. then now the old injury came back and i sometimes will have pain while walking, especially if I carry heavy stuffs.. so i scared and i went to see a doc.. and the doctor give me injection plus some weird stuffs den after that bandage my knee.. now my leg like dumpling lorx.. sigh..
Last time I went to camp then during campfire I step into a hole in the grass and I kind of twisted my knee and I went to hospital and put cast and still need walk with clutches that time.. Omg luh now tink of it also very scary sia.:(
Cos this few months when carry heavy things i also will feel a bit pain.. and sometimes walk too much then walk halfway also will pain.. i feel more n more weird le den i a bit scared le so i tel my parents they ask me go see doc..
I got injection also.. T.T
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Pictures to end off for the day :) ....

My dumpling knee:(