Non hypertensive inter cranial hemorrhages Flashcards

1
Q

What are examples of non-hypertensive intracranial hemorrhages?

A

Intraparenchymal -amyloid angiopathy (ApoE)

Subarachnoid - saccular aneurysms (berry anuerysym)

Subdural and epidural hematomas

Vascular malformations Emboli: bone marrow/fat (long bone fracture) Atherosclerotic aneurysm, rupture

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2
Q

What is the most common cause of Subarachnoid hemorrhage?

A

Saccular (berry) aneurysm Usually occurs in younger patients

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3
Q

What are characteristics of a epidural hematoma?

A

occurs between dura and skull.

can be due to trauma

arterial bleed of middles meningeal artery

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4
Q

What are the characteristics of a subdural hematoma?

A

Slow bleed

bridging veins

between dura and pia mater

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5
Q

What are the classification of vascular abnormalities?

A

arteriovenous malformations,

cavernous malformations,

capillary telangiectasias,

venous angiomas.

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6
Q

What is a cause of Arteriovenous malformations?

A

cause of seizure or “spontaneous” intracranial hemorrhage.

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7
Q

When does bone marrow embolisms occur?

A

usually after a bone fracture

widespread hemohagic lesins are characteristic

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