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Doctor insights on: Hypotension Cause Flow Tia

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Does orthostatic hypotension cause a 'low flow' tia?

Does orthostatic hypotension cause a 'low flow' tia?

It can: It can if it is low enough or if there is already some cerebrovascular disease. ...Read more

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Dr. Jerome Zacks
635 doctors shared insights

Hypotension (Definition)

Hypotension is defined as "low blood pressure". Blood pressure is measured as two numbers and expressed as systolic blood pressure (sbp) / diastolic blood pressure (dbp). The sbp is the pressure that is generated when the heart squeezes. Dbp occurs when the heart relaxes. 120/70 is considered normal in adults. Less than 100/60 (of either number) can ...Read more


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Are strokes or tias caused by vasospasms?

Are strokes or tias caused by vasospasms?

Rare but possible: Vasospasm in the brain occurs when blood and its breakdown products are present in the spinal fluid around blood vessels. The most common reason is rupture of brain aneurysm, but there are other conditions. Vasospasm causes the larger vessels (arteries, arterioles) to clamp down or contrict, thus reducing blood flow. This can cause strokes or tias. ...Read more

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What causes hypotension?

What causes hypotension?

Many: Anemia, low heart rate, fast heart rate, adrenal disease, bleeding, valvular disease, medications - these are the main causes. ...Read more

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What is the cause of hypotension?

Many causes: Hypotension can be caused by many causes - sometimes it is normal, other times by medications or metaboloic conditions such as low thyroid. Hypotension causing shock can be hypovolemic (from loss of blood), cardiogenic (heart function not working well), obstructive (pulmonary embolism causing blood vessel obstruction), or distriubutive (think sepsis, low adrenal function, anaphyaxis, toxins). ...Read more

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What is the cause of hypotension in surgery?

Several things: Lots of things can cause low blood pressure. If it is related to surgery, the first thing i would consider would be bleeding (bad to miss and easy to correct). The anesthetic agents themselves can lower blood pressure. If the patietn had a heart attack during surgery the blood pressure could be low. So the anesthesiologist must figure out which problem it is, as the treatment depends on the cause. ...Read more

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What causes hypotension when someone has malaria?

Many things: Malaria is a viral illness and cause fevers, during fevers there is vasodilitation which causes hypotension. Also as the virus attacks the body and the body attacks the virus many free radicals and chemical reactions take place many of which cause the body's blood vessels to dilate and cause hypotension. ...Read more

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How does GI bleed leads /cause hypotension?

How does GI bleed leads /cause hypotension?

Loss of blood: When you have a GI bleed, blood leaves the bloodstream and enters the GI tract- esophagus, stomach, and large intestine most commonly. If you have a significantly lesser amount amount of blood in your bloodstream, low blood pressure (hypotension) can result. ...Read more

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Is ortho static hypotension ever a cause for concern?

Is ortho static hypotension ever a cause for concern?

Orthostatic hypotens: The significance has to do with the problems caused by dropping blood pressure with position change. This can be very problematic for people. See the following wiki for more details: http://en.Wikipedia.Org/wiki/orthostatic_hypotension. ...Read more

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Dr. James Wilentz
155 doctors shared insights

Transient Ischemic Attack (Mini Stroke) (Definition)

Transient ischemic attack (TIA), is a condition where a blood vessel in the brain is temporarily blocked by a blood clot, causing neurologic symptoms, such as weakness in an arm or leg, or sensory changes. The symptoms are similar to a stroke, but are temporary, disappearing within minutes after the clot breaks apart. ...Read more