Conversation: The conversation between human and AI assistant.
[|Human|] Hi, my husband had a small hard lump on the back of his neck just below his hairline. He asked me to look at it to see if it was an ingrown hair or pimple. While looking at it i squeezed it and a large amount of smelly white worm-like stuff came out of it. It was incredibly smelly.  The lump seems to have gone now and there dont appear to be any marks...what was it and should we get it checked out?
[|AI|]  Thank you for asking Chat Doctor. My name is Chat Doctor. You have mentioned that your husband has Small hard lump at the Nape of the neck which looked as if it was ingrown hair or pimple...when squeezing you observed smelly white worm like stuffing most Probably Sebaceous Cyst. Although it has gone, but such lumps need complete excision with their covering as they Recur. Sometime, infected lesions or swelling also present with whitish discharge which is Pus ... but this Cheesy whitish stuff is typical of Sebaceous Cyst. You should consult general surgeon for evaluation. Surgical excision of a sebaceous cyst is a simple procedure to completely remove the sac and its contents infected cyst may require oral antibiotics or other treatment before or after excision. If pus has already formed then incision and