<s>[INST] My husband got a scratch at work a week or so ago. Now there is a hard size bump, his arms hot to the touch and he says it feels bruised. The wound has a milk like looking fluid coming from it with force. Now he s saying he is cold as if running a fever. I need to know either how to treat it or if this is an emergency room visit. [/INST] Hello, thanks for posting on Chat Doctor. According to what you have mentioned, it seems the wound must have got infected and the milk like substance is pus which has formed there and that is the reason for fever also. It means there might be abscesses cavity formed within the wound which might require examination whether to Chat Doctor.  I would advise you to go to consult a doctor who can examine the wound and abscess cavity for whether it requires incision and  </s>