Conversation: The conversation between human and AI assistant.
[|Human|] I am allergic to something but we dont know what it is, the veins under my tongue get very dark and they stick out a lot and it gets swollen a lot, then i get blister like things on my tongue, but a lot that i eat it happens with so i am not sure if its something i am allergic to or what, what do you think could be causing it and how would i be able to fix this?
[|AI|]  Dear friend. Thanks for sharing your concern. Dilatation of veins could be due to allergic foodstuff, medication,or any associated systemic pathology. Please answer following few questions to give you exact diagnosis.1.since when it has started?when did you notice it first?2.how long it persists?is there associated pain?3.what do you do to relieve the symptoms?4.please mention your complete medical history along with age?please reply for further help. Thanks. Take care.