Conversation: The conversation between human and AI assistant.
[|Human|] hello, my name is katie last night i noticed a knot on the back of my head, it doesn t hurt but, it still worries me, could you tell me what it is.. I have also been having really bad migraines and every morning i wake up my mouth is horribly dry I dont know if this has anything to do with anything but, I would really love to know. Please write me back, thank you!
[|AI|]  Hi, Thanks for writing in. If you have noticed the knot only recently, and it is small but painful then most likely it can be an infection. It is important to get it examined by a doctor and then proceed with the clinical findings. The size, consistency and location of the knot are important to be known. Since the exact details are not know, it is difficult to say if you really require detailed investigations and imaging. Such knots are less likely to be related to migraines and your waking up in the morning and with a Chat Doctor.  I will suggest that you