Conversation: The conversation between human and AI assistant.
[|Human|] noticed a small hard lump at the top of my butt crack a couple days ago. It is now becomming longer, spreading downwards through my butt crack, and becoming more painful. The skin is tight and leathery around the lump. It is uncomfertable to sit down in some positions.
[|AI|]  Hi, If you're between 14-45, then you're probably suffering from an infection at the top of your interglacial crack. In medicine it's called Colonial Sinus/Cyst. This is a congenital cyst that can get infected by ingrowing hairs. We see this more in men than in women and more in men with a pretty big hair growth. For me as a surgeon, the only (permanent) solution is surgery. I see a lot of GP's prescribing antibiotics, but most of the time it doesn't work or will return. So surgery is needed in order to Chat Doctor.  There are several surgical techniques to do this. So I would recommend you to see a general surgeon who can fix this problem. Hope this helped. Let me know if I can assist you further.