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Aneurysms and Arteriovenous Malformations Management

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Aneurysms and Arteriovenous Malformations Management

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Questions and Answers

Why is early intervention recommended for ruptured intracranial aneurysms?

To increase the risk of ischemia

To induce hypertension in patients

To reduce the likelihood of rebleeding (correct)

To maximize the period of maximal vasospasm risk

In what neurologic grades was early intervention initially undertaken for intracranial aneurysms?

Grade IV and V of the Hunt-Hess classification

Grade I-III of the Hunt-Hess classification (correct)

Grade VII and VIII of the World Federation of Neurosurgeons classification

Grade IV and V of the World Federation of Neurosurgeons classification

What is the rationale for early intervention in managing ruptured intracranial aneurysms?

To increase the likelihood of rebleeding

To delay surgery by several weeks

To prolong the period of maximal vasospasm risk

To eliminate the risk of ischemia caused by vasospasm management (correct)

If early intervention is not feasible, when may surgery be delayed?

For 7-10 days post-subarachnoid hemorrhage Signup and view all the answers

What is the principal cause of death for patients hospitalized after subarachnoid hemorrhage?

Rebleeding Signup and view all the answers

What does early occlusion of an aneurysm help eliminate?

Risk associated with vasospasm Signup and view all the answers

What is one of the benefits of early aneurysm clipping according to the text?

Reduced hospitalization period Signup and view all the answers

Why does early intervention make the surgeon's task more difficult?

Enhanced risk of intraoperative aneurysmal rupture Signup and view all the answers

What is a common occurrence after blood contaminates the subarachnoid space following aneurysmal SAH?

Permanent closure of CSF diversion Signup and view all the answers

Why is it important to reduce the volume of intracranial contents during surgery according to the text?

To facilitate exposure Signup and view all the answers

What is a risk associated with early aneurysm clipping mentioned in the text?

Enhanced risk of intraoperative aneurysmal rupture Signup and view all the answers

How does maintaining a patient on bed rest impact hospitalization according to the text?

Decreases period of hospitalization Signup and view all the answers