Conversation: The conversation between human and AI assistant.
[|Human|] I have a 20 month old son.... he has an issue. not sure what it could possibly be. He will suddenly lose the strength in his neck and his head will tilt to one side. once that happens he will become very lethargic and then he is unable to walk because he has no balance. then.... 30-40 mins after this incident starts, he will vomit. I have taken him to the drs. several times. tests tests tests... no results :( any ideas??
[|AI|]  Hello, Welcome to the magical world of health care, I went through your query, and these are symptoms of problem with his brain, and the tests will only be significant when taken during the test. See a good neurologist. I hope my advice would have been useful, in decision-making regarding your treatment, still if you have any clarifications or doubts feel free to contact back. I hope a 5-star rating if you feel guided in your treatment, Thanks