Doctor insights on:
What Is Blackouts
It's theorized that: Alcohol consumption impairs the transmission of neurotransmitters in the hippocampus of the brain especially gaba/ gamma amino-butyric acid and n methyl d aspartate, thus causing the black out. Bottoms up! http://en.M.Wikipedia.Org/wiki/blackout_(alcohol-related_amnesia). ...Read more
Low blood pressure?: If the symptoms are reliably triggered by changes in position (e.g. Standing from a seated or lying position), they may represent orthostatic hypotension, a drop in blood pressure brought on by movement. Your pcp can confirm this and help narrow down causes, such as dehydration, heart trouble, or neuropathy. Other possible causes include bloodflow issues to the brain, so get checked out! ...Read more
What cause blackouts I have been blacking out a couple of times. Can anyone tell me I have high BP and depression?
Syncope: If you are truly experiencing a loss of consciousness then it can either be from a cardiac or neurologic cause or both combined. If it is neurologic then a seizure would be the most likely cause. If it is related to BP then neurocardiogenic syncope could be the cause. However, it happens when the BP drops without a corresponding rise in the pulse rate especially with a change in posture. ...Read more
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
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
LOC: Many things cause people to faint...Usually the primary cause is a general lack of blood flow to the entire head. Often this is standing up too fast which doesn't allow for BP accommodation, dehydration, heart valve or squeeze issues, medications, diabetes (excess urination due to high sugars then causing not enough blood to brain, or nerve damage due to high sugar)...Many other causes...Heart. ...Read moreSee 1 more doctor answer
Auras, visual issues: Indicate the need to see an eye doctor or your family doc ASAP. The sooner this is treated the less likely it is to create permanent damage. Peace and good health. ...Read more
Blood filling veins: When we stand up rapidly, gravity pulls the blood down towards our feet. The veins in our legs swell to accomadate this. This is like some one suddenly removed a pint or more of blood. Our heart rate increass and our blood pressure falls. This can make people feel faint or dizzy. When you take blood press medicines it can make the dizziness more noticalbe. ...Read more
A seizure is one: possibility. Please have this medically evaluated.Get a more detailed answer ›
Possibly a seizure.: It is very important to obtain prompt medical evaluation if this happened to you. ...Read more
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
Migraine: is a serious and complex neurologic disorder. Unilateral throbbing headache, dizziness, partial blackout, dysesthesia, visual disturbances nausea, sensitivity to light or sound, paresthesias and even chest pain may be present during the episodes. It is manageable condition. See an orofacial pain or headache specialist for evaluation and professional management. ...Read more
I have server migranes that come with blur vision dizziness body weakness and sometimes blackouts what could it be been going on for over 6 months?
Chronic headaches: As a headache specialist in Cleveland, OH I routinely see patients with your picture. Have you had a neurological exam to make sure there are no causes to your headaches of a NEFARIOUS nature? Good word for you to look up! LOL My first move would be to examine you then, ask you to fill out a detailed log. Wanna chat more or make an appointment? www.healthtap.com/drsaghafi Key Code: PDXFNR ...Read more
Age 23,weight53kg &height 5f'2inches,i eat veg and sometimes chicken,i have lost 12 kgs in 8 months,i feel lighthead,blackout,what nutrient i may lack?
Been feeling off balance lately especially when walking. Blood pressure normal. Also, felt a mini second episode of feeling blackout. What cud it be?
None of this is: Normal or expected in a young patient...Please see you physician. ...Read more
Hypoperfusion: Not enougth circulation can cause poor perfusion of the brain and this cause a temporary blackout. Staying flat is usually enough to reverse it. ...Read more
I have a low BP then yesterday, i felt like a severe headache that piereced my brain. That my vision changes or blackout, what is the problem?
Dysautonomia - MVP : You may have dysautonomia which is associated with mitral valve prolapse syndrome - neither are usually life threatening but both cause patients anxiety about their symptoms. Read dr. Richard hoffman's book on mvp on amazon.Com. Increase fluid intake, try magnesium supplements. ...Read more
Blackouts: These can be thought of as having no memory or what happened during a specific period of time. As an example, patients can drink enough alcohol to experience blackouts, i.e., they have no idea what they did, where they were, or who they were with while drinking to great excess. ...Read more
See your doctor: You could be anemic or others -- your doctor needs to sort it out. ...Read more
Low flow to brain...: The most common cause of fainting when rising to a standing position is decreased blood flow to the brain. This can result from either low blood pressure to begin with, or other conditions that cause the flow to the brain to decrease. This syndrome is relatively common. It can be helped by ensuring adequate salt and fluid intake. If that does not help, a tilt table test is indicated. ...Read more
Blackout of vision: Main causes of sudden black out: dehydration/illness, blood pressure drop, blood sugar drop (pre-diabetes/diabetes), vasovagal reaction, blood flow issue in brain (from dehydration, sugar level change, tumor of some type, intracranial pressure increase.) More info on [email protected] ...Read more
NO: This can come from inadequate fluid intake, anemia or other reasons why your blood pressure may be running low. Increase your fluid intake and maybe a little extra salt for now. See your physician for blood testing and physical exam to make sure you don't have anemia or other problems. ...Read moreSee 2 more doctor answers
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