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What is the pathophysiology of Transient Ischemic Attack (mini Stroke) disease processes?

What is the pathophysiology of Transient Ischemic Attack (mini Stroke) disease processes?

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Answer #1

A transient ischemic attack is brain ischemia causes transient neurologic deficits. It is not a permanent brain infraction. It may be caused by several reasons they are

  • Atherosclerosis
  • inflammation
  • arterial dissection
  • venous thrombosis
  • embolus from heart or brain
  • rupture of blood vessels in the subarachnoid space or intracerebral space

The most common type is a clot that blocks the blood supply to the part of the brain. Also, the cholesterol-containing fatty deposits dislodge in the arteries and block the oxygen supply to the brain causing transient ischemic attack but no permanent damage occurs.

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