yes i have a knot on the back of my head it has been there for a long time and has never hurt but the past several weeks it has been hurting kinda feels like a bruise on my head but the knot is really bigwhat could it be and what can i do to treat it
Hi. This can be a sebaceous cyst. If it is painful now-you should get this operated. There are no medicines for this. By getting it removed, there are 2 benefits.1- You get rid of the disease .2- you get the diagnosis. So go for excision.