IMAGING THAT SHOWS PERFUSION AREAS OF BRAIN.

HEALTHSTREAM ICU Knowledge (Actual / ) 77 Questions And 100% Verified Answers.

Intracranial hemorrhage's goal for treatment?Stop bleeding. Decrease icp.

Subdural hematoma?bleeding between covering of brain (dura) and surface of brain.Compress brain tissue , leadin to brain dead. Most pt do not recover.

Transcranial doppler (TCD)?ultrasound that measures velocity of blood flow in brain.

Perfusion CT?

IMAGING THAT SHOWS PERFUSION AREAS OF BRAIN.

WHAT IS IN A NEURO ASSESSMENT?

Pupil size, shape, equality and reactivity, Level of consciousness, orientation and appropriateness, sensory and motor function, visual changes, cranial nerve function, intracranial and cerebral perfusion pressures, 1 / 3

ventriculostomy drainage. neurological status of this patient population may wax and wane throughout the period of vasospasm

WHAT IS IN THE "TRIPLE H THERAPY"?

HYPERTENSIVE , HYPERVOLEMIA, HEMODILUTION.

Hypertensive therapy.SBP >160 mm HG.Don't treat BP - patients will usually auto regulate. Hypervolemia. Maintain PCWP > 12. Hemodilution.IV fluids at 100-150 ml per hour.

Hematocrit 33-38% *Think of it this way: if you're trying to push

more liquid (blood) through a tube (a cerebral artery) that is

tightening up (spasm) there are three things that you can do: 1.

You can push harder - hypertension. 2.You can load up the tube with more liquid - hypervolemia. 3.You can make the liquid less viscous so it slides through more easily - hemodilution

TERSON SYNDROME?

vision loss that maybe reversible in SAH pt.

Venoplasty/ dural venous sinus stenting?stent to the narrow part of venous sinus. Allow blood to pass through more easily. Thus, lower pressure inside head. Anti clot meds post procedure.

• / 3

WHAT ARE THE THREE CLASSES OF CEREBRAL ANEURYSMS?

SACCULAR/BERRY ANEURYSM - ROUND AT BRNACHES OF

ARTERY, MOST COMMON IN ADULTS. FUSIFORM ANEURY SM -

ROUND LOCATED AT THE SIDES OF ARTERY. MYCOTIC

ANEURYSM - ANEURYSM CAUSED BY INFECTION, WEAKEN

ARTERY WALL. LEAD TO BULDING OF ARTERY.

Spinal angiogram?view the blood vessels (aorta) that surrounds the spine.Catheter starts at femoral artery.

Idiopathic intracranial hypertension (pseudotumor cerebri)?high icp without an intracranial mass. Cause is unknown. Best treatment is dural venous sinus stenting/ venoplasty.

Transient ischemic attack (TIA)?a type of stroke. Lack of blood (ischemic) to brain for a short period of time 1-2hrs then gone.

What is the most common type of stroke?acute ischemic stroke (AIS).

• / 3