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Dr. Andrew Rynne
MD
Dr. Andrew Rynne

Family Physician

Exp 50 years

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What Causes Nausea And Fainting?

Hi, Sometimes at night I wake up to go to the toilet (urine only), and feel slightly nauseous. By the time I get to the toilet I feel very nauseous, hot and thirsty, and if I don t quickly lie down on the floor I will faint. Often I have to lie on the floor for more than 15 minutes before I can try to get back to bed (although the cold tiles helps with the hot feeling). I can t even sit up to get a drink despite the extreme thirst. Even when I feel I can get up and get back to bed the dizziness and nausea quickly return and I only just make it back to bed before fainting - although the other night I fainted before I got back to bed. Even when I get back to bed I will feel nauseous and hot for up to an hour. These episodes happen possibly only every 6 months, but have been happening for several years now. I am 40 years old, healthy weight, and I exercise regularly.
Thu, 30 Apr 2015
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Diabetologist 's  Response
Hi,
After going through your case,
I want to know about
1) Presence of Diabetes, high blood pressure, cholesterol problem, heart disease. Current medication going on if any.
2) Habits like smoking, alcohol.
3) Any recent illness like loose motions, vomiting, excessive sweating, high grade fever.
4) Any ear problem (pain, decreased hearing, tinnitus- abnormal sound in ear), throat problem.
6) Are symptoms increases after sudden neck movements.

I would like to suggest following test for your father-
1) ECG electrocardiogram.
2) Holter's monitoring, electrophysiological study of heart.
3) 2DEcho (echocardiography)
4) Complete blood count, hemoglobin, kidney function test, thyroid function test.
5) Blood pressure check in supine position and In standing position to know postural hypotension.
6) If all these tests are normal then there may be need of MRI brain with angiography and carotid artery doppler.

In yourcase there may be possibility of
1) Cardiac arrhythmia (abnormal electrical activity of heart) - it may be a caused by decreased blood supply to heart (vessel blockage) or metabolic abnormalities (abnormalities of kidney or liver function)
2) Postural hypotension which is more likely in your case.
3) Problems related to blood supply of brain.
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What Causes Nausea And Fainting?

Hi, After going through your case, I want to know about 1) Presence of Diabetes, high blood pressure, cholesterol problem, heart disease. Current medication going on if any. 2) Habits like smoking, alcohol. 3) Any recent illness like loose motions, vomiting, excessive sweating, high grade fever. 4) Any ear problem (pain, decreased hearing, tinnitus- abnormal sound in ear), throat problem. 6) Are symptoms increases after sudden neck movements. I would like to suggest following test for your father- 1) ECG electrocardiogram. 2) Holter s monitoring, electrophysiological study of heart. 3) 2DEcho (echocardiography) 4) Complete blood count, hemoglobin, kidney function test, thyroid function test. 5) Blood pressure check in supine position and In standing position to know postural hypotension. 6) If all these tests are normal then there may be need of MRI brain with angiography and carotid artery doppler. In yourcase there may be possibility of 1) Cardiac arrhythmia (abnormal electrical activity of heart) - it may be a caused by decreased blood supply to heart (vessel blockage) or metabolic abnormalities (abnormalities of kidney or liver function) 2) Postural hypotension which is more likely in your case. 3) Problems related to blood supply of brain.