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Doctor insights on: Causes Of Blackout

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What is caused by blackout vision?

What is caused by blackout vision?

See Doctor ASAP!: A blackout of vision is a worrisome symptom and you should see your medical doctor and your eye doctor right away. Transient blackout of vision in one eye could be several things including a momentary loss of circulation to the eye, while simultaneous blackout of vision in both eyes could be due to reduced circulation to the brain or other neurologic causes. See your doctor asap! ...Read more

Dr. Rajiva Goyal
1,153 doctors shared insights

Syncope (Definition)

Loss of consciousness and postural tone caused by diminished cerebral blood flow. Syncope may indicate a particular medical condition, however often it may occur in an otherwise healthy individual. It is a common problem, accounting for 3% ...Read more


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What causes a blackout my son blacked out in the shower..Should i be concerned?

What causes a blackout my son blacked out in the shower..Should i be concerned?

See your doctor.: Blacking out can be caused by a variety of conditions or situations, some minor and some potentially very serious. If he looks ok now, would see his doctor as soon as possible for an evaluation. If sick then to er now. Good luck! ...Read more

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Wat can cause a blackout , no drugs or alcohol were being used ?

Wat can cause a blackout , no drugs or alcohol were being used ?

Go to the Doctor: If that is the case you need to see your doctor this week. Please sign off of the application and get in to the family clinic to see your physician. ...Read more

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What can cause random blackouts / seizures?

What can cause random blackouts / seizures?

Several: Most common is probably drugs and alcohol. Blackouts can be due to seizures, low blood sugar, low blood pressure or psychologic factors as in post traumatic stress disorder. ...Read more

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What is the cause of blackouts from heat intolerance?

What is the cause of  blackouts from heat intolerance?

Dehydration or Vagal: Depends on what you mean. If stepping into a hot environment suddenly causes you to faint, you may be having a vagal reaction or sudden vasodilation causing pooling of your blood away from your brain. If you are in the heat for a while, you may faint from dehydration and "hypovolemia" ...Read more

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I take 300mg bupropion. will it make me more nervous(because of higher noradrenalin) before a exam and can it cause more blackouts??

I take 300mg bupropion. will it make me more nervous(because of higher noradrenalin) before a exam and can it cause more blackouts??

Bupropion: differs from other antidepressants in that it is the only antidepressant more selective for inhibiting dopamine reuptake than 5-HT or NE. Bupropion 300 mg is the usual dose. You may feel impulsive, irritable, agitated. Report any new or worsening symptoms to your doctor immediately. ...Read more

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Can drinking while on cymbalta (duloxetine) cause blackouts? (blackouts not brownouts). This never happened until my doctor increased my meds from 30 to 60mg.

Yes.: Cymbalta (duloxetine) and other types of psychotropic medications should not be mixed with alcohol. A higher dose of the medication causes more severe reactions like black outs depending on the amount of alcohol you ingested. This can be very dangerous. ...Read more

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What causes random blackouts..Hen this happens to me the room starts spinning theres dizziness sweating weakness & no hearing in the ear ?

Many possibilities: Blackouts should be investigated it sounds as if you have vertigo it can be related to hearing disorders (such as menier's disease) see an ENT specialist. ...Read more

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Wat can cause u to blackout ?

Please Clarify: Without any more information the simple answer is using drugs or alcohol to excess. ...Read more