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HEALTHSTREAM ICU knowledge questions with correct answers
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HEALTHSTREAM ICU knowledge questions with correct answers
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HEALTHSTREAM ICU knowledge questions withcorrect answers
Intracranial hemorrhage's goal for treatment? Correct Answer-Stop
bleeding. Decrease icp.
Subdural hematoma? Correct Answer-bleeding between covering of
brain (dura) and surface of brain. Compress brain tissue , leadin to brain
dead. Most pt do not recover.
Epidural hematoma? Correct Answer-covering of the brain (dura) peel
away from skull (from skull fracture). Wake up and die. Changes in vital
signs are late signs.
SubArachnoid hemorrhage (SAH)? Correct Answer-aneurysm of artery
in brain, causing rupture. This is a type of hemorhagic stroke. Risk for
repeated bleeding is 35% within. First 14 days post first bleed.
Vasospasm is a common complication of SAH. Cerebral angiogram can
dx cerebral aneurysm. A ruptured aneurysm has a risk for death of 40% ,
08% disable after rupture.
Normal ICP for adult? Correct Answer-less than 15mmHg. When
treating high ICP, the goal is to be 20 mmHg ICP.
What is cushing's triad? Correct Answer-three symptoms that indicate
brian damage from high ICP. BRADYCARDIA, RESP DEPRESSION,
HYPERTENSION.
, What factors increase ICP? Correct Answer-suction, any stimulations.
Glascow score of 5 indicate? Correct Answer-
Cerebral angiogram? Correct Answer-visualize cerebral blood flow and
blood vessels. Can remove clot in bv at time of process. Insertion of dye
through femoral artery. Pt lies flat. Indicated for: atherosclerosis,
dissection, tumor, aneurysm, av malformation, stroke. Not for kidney
failure, bleeding issue, allergic to dye (iodine& shellfish). Cerebral
angiogram can dx cerebral aneurysm. A ruptured aneurysm has a risk for
death of 40% , 08% disable after rupture.
Av malformation? Correct Answer-l connection between artery and vein
without capillary bed between in brain blood vessels. Leading to high
pressure in veins (as vein is receiving blood too quick!-> weaken bv->
risk aneurysm.
WHY IS AVM BAD? Correct Answer-1 risk of aneurysm rupture. 2
enlarged avm will put pressure on surrounding brain. 3 cells that only
gets oxy from capillary bed will die.
Types of AV MALFORMATION? Correct Answer-dural fistula, venous
malformation, cavernoma, capillary telangiectasia.
two locations of AVM? Correct Answer-BRAIN & SPINE.
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