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> Epidural (above dura, under skull) - arterial (middle meningeal artery), high trauma/acute pres, lens-shape on CT > Subdural (below dura, above arachnoid) - venous (venous plexus), low-force trauma/insidious (ex. worsening ha over days), crescent shape on CT > Subarachnoid (below arachnoid, above brain) - arterial (Circle of Willis), acute pres w thunderclap ha, goes into fissures & succi & sella on CT > Intraventricular (in the ventricles) > Intraparenchymal (in the meat of the brain)

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triple H therapy | of the ways we try to prevent vasospasm is through Triple H Therapy ...

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How To Spot A Stroke

Epidural hematoma - hemorrhage between skill & dura Subdural hematoma - hemorrhage between dura & arachnoid

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