So back In January I woke up with lest testicle pain went to a@e and they injected somthing into my bum I haven't felt right since my testicle pain my pain went away after said I just had an infection so the pain went I had a ultrasound and everything was fine I then woke up the next morning and thought I layed on my foot and leg funny and my foot fills heavy this is just on one side and it's not the same pain as I'm in now then couple days after my arm is swollen and I'm getting serious back pain my left side of my shoulder is swollen hospital has said it's just fatty lump I lost 4 stone in 17 weeks I'm constantly tierd I have lost my apptite I just think it's somthing to do with that injection they give me I'm constantly hot at night even in the day I'm constantly wearing shorts please can somone just help me with this and can anyone relate thank you it would mean a lot been back and fourth with doctors and bloods everything is fine but I'm just not myslef I lost so much weight and never got no energy every cancer I'm getting just weeing and going for the 2nd okay I think it might be Ewing sarcoma I'm getting a lot of leg pain