<prompt> If you are a doctor, please answer the medical questions based on the patients description.Ive had a bump where my neck meets my shoulder for a few years now and it seems to have grown a little recently and become a little tender. I tried to make sure it wasnt just a big pimple and squeezed it. White, bad smelling pus came out. Could this be a sign of cancer? Im kind of scared.  <response>: Welcome to Chat Doctor .1. No it doesnt look like a cancer, the way you have explained it looks like an infective thing with pus could be carbunclefur uncleabscess2.If this case I would first examine and if its infective thing with pus - initially I will give you a course of antibiotics - if not resolved think for surgical removal.3. Before the procedure, I would ask for an ultrasound scan to see the constancy of the lump solidcysticmass and involvement of the adjacent anatomical structures vesselsBonesMuscles4. Then plan further. So take appointment and get it treated before it gets complicated. Anything to ask ? Do not hesitate. Thank you. 