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Doctor insights on: Causes Of Blackout

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What sorts of things could cause episodes of presyncope?

What sorts of things could cause episodes of presyncope?

Multiple causes: Most common causes all presyncope are low blood pressure, low blood sugar, vasovagal syncope. Symcop/presyncopal episodes can also happen because of cardiac conditions. ...Read more

Dr. Budi Bahureksa
143 doctors shared insights

Blackouts (Definition)

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 ...Read more


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What're the common causes of random dizziness?

What're the common causes of random dizziness?

Ears drugs migraine: Infection or dysfunction of the ear can cause a for of vertigo and dizziness which can be severe. Medications and drugs will often have side effect of dizziness. One of the more common symptoms of migraine headaches is dizziness and nausea. Meniere's disease affects the inner ear, and Dilantin toxicity affects the cerebellum and brainstem. Ear infections can cause severe dizziness. ...Read more

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What are causes of chronic confusion,foggy head?

What are causes of  chronic confusion,foggy head?

See a physician: There are many and various illnesses which could cause chronic confusion and foggy head (e.g. depression, brain dysfunction, trauma, etc). I can appreciate your concerned about your health, but finding a proper diagnosis and treatment may be the answer to your worries. Rec.: see your physician for physical, labs and imaging (if needed). Take good care. ...Read more

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What are the causes of dizziness fainting and tunnel vision?

What are the causes of dizziness fainting and tunnel vision?

BP problem: Usually this is a postural hypotensive issue that can occur if you are anemic or have a weakly responsive vascular system to such activities as standing up after crouching or sitting for a long time. If this is consistent, and the vision recovers fully in between, then your family doctor should be contacted for an analysis of your cardiovascular system. ...Read more

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Causes of loss of peripheral vision?

Causes of loss of peripheral vision?

Retina-optic nerve: Peripheral vision loss may be a retinal detachment, retinitis pigmentosa, rare drug toxicities, immune retinopathy, retinal infection, and glaucomatous optic neuropathy. In the brain migraine, and certain types of stroke can cause a loss of peripheral vision. Transient obscurations of vision may be low blood pressure. An eye examination with dilation should identify the cause. ...Read more

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What are the causes of confusion & memory loss?

What are the causes of confusion & memory loss?

Many causes: In aging adults, some degree of short term memory loss is not unusual while long term memory is preserved. However, confusion is a more worrisome symptom. Often the cause can be a medication such as a sedative or sleeping pill. Low blood pressure can lead to confusion also. If confusion persists, the family should see a doctor to see if the patient has alzheimer's disease. ...Read more

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Causes of myoclonus?

Causes of myoclonus?

It is a condition: Myoclunus just means jumping or jerking limbs. Usually it is the legs but can be any muscle. At night it may wake you up causing daytime fatigue. It can occur by itself or be part of a number of conditions where nerves in the head are not communicating with the nerves in the spine such as ms, head injury or pinched spinal nerves. Have a neurologist evaluate. ...Read more

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What are the causes of fainting?

What are the causes of fainting?

Fainting: Biggest cause in your age range is not enough fluids. Drink half your weight in ounces. Stop all caffeine! eat three meals a day and if your symptoms don't improve see your doctor. Make sure you have salt in your diet. ...Read more

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What are the common causes dizziness and loss of memory?

What are the common causes dizziness and loss of memory?

Dizziness & memory: Dizziness and memory loss occurring together should prompt a visit to your primary doctor or neurologist. Conditions like stroke or other neurologic disorders need to be ruled out. ...Read more

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What could cause episodes of tremors/shaking/weakness?

What could cause episodes of tremors/shaking/weakness?

Broad differential: Your question entails a discussion of episodic neurology. In general this represents either seizures, migraine, or metabolic disturbance. Your reported symptoms are too vague to be able to give an answer on this site. I recommend you see your neurologist for further answers ...Read more

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Common causes of shortness of breath?

Common causes of shortness of breath?

Many!: Lungs: asthma, bronchitis, emphysema, pneumonia (100 causes), pulm. Embolism ("clot"), pneumothorax, tumor, effusion and more. Heart: CHF with 100 causes anemia, thyroid xs or deficiency, obesity, rib cage deformity, paralyzed diaphragm, neuromuscular disorders (ms, als), foreign body, aspiration, psychogenic, hyperventilation, metabolic acidosis. I'm sure i've forgotten a few. ...Read more

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What are the causes of dizziness and shakiness?

What are the causes of dizziness and shakiness?

Glucose level: If it is too low, or to high. Even your blood pressure being too low or too high. Inner ear disease may also be a cause of dizziness/being unsteady. ...Read more

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What causes episodes of pancreatitis?

What causes episodes of pancreatitis?

Several things: Alcoholism and gall stones are the most commonly known causes of pancreatitis. High triglycerides can cause it as well, though most causes are referred to as idiopathic. That is, of unknown origin. ...Read more

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What are the causes of dizziness?

What are the causes of dizziness?

Probale inner ear: When asked to explain dizziness; most patients describe it as a feeling of one or more of "lightheaded, spinning, tilting, falling, loss of balance" triggered by change of head or body position. It is probably due to irritation of nerve of inner ear by (otoconia) which are gravels in ear. Some patients may call a feeling of faintness as dizzy but this is rare. ...Read more

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What are the causes of lightheadedness usually?

What are the causes of lightheadedness usually?

Low blood to brain.: Light-headedness is usually caused by a decrease in blood flow to the brain. This can occur with position changes, such as standing up suddenly. It can also occur if blood counts are low, such as in anemia. Sometimes irregular heart beats can cause similar symptoms. Discuss your situation with your doctor. ...Read more

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What are some causes of fainting?

Decreased bloodflow: Fainting is caused by a decreased bloodflow to the brain,causing your body to momentarily shut down. This can be due to something as simple as standing up too fast after sitting, or something as complex as a heart, brain, vascular, or other issue. Working up the cause of fainting can be quite difficult, as there are so many possible causes. Moreover, the cause in 33% of cases is unknown! ...Read more

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Are fainting and convulsions part of stroke symptoms?

Are fainting and convulsions part of stroke symptoms?

Stroke symptoms: No they are not usually symptoms of a stroke. Signs of stroke may include weakness or numbness on one side of your body, slurred speech, double vision, or difficulty speaking or understanding language. ...Read more

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Cause of headche?

Depends: It greatly depends on the type of headache you have, location, quality, associated symptoms, etc, etc. ...Read more

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What causes dizziness and temporary loss of vision?

What causes dizziness and temporary loss of vision?

More than one thing: This could be neurologic, cat this could be migraine it needs evaluation. You want to prevent temporary to become more lasting. ...Read more

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Possible causes of sudden hearing loss?

Possible causes of sudden hearing loss?

Many possibilities: Common innocuous causes are wax, ear fluid/infection, etc. Relatively emergent causes would be either viral or ischemic (loss of blood flow to inner ear). Unfortunately, it is difficult to distinguish for the patient what the cause of their loss may be, so the prudent thing to do is see an ENT immediately if your primary md doesn't seen an obvious cause. Early treatment may improve recovery. ...Read more

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Dr. Rajiva Goyal
1,219 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