Flashcards in Types of intracranial hemorrhages Deck (11)
Most commonly middle meningeal artery (branch of maxillary artery)
Can lead to CN III palsy (Eye down and out)
Look for a lens shaped collection of blood
What is the middle meningeal artery a branch of?
Branch of the maxillary artery
Rupture of bridging veins leading to slow venous bleeding.
Seen commonly in elderly and alcoholics or shaken babies.
WILL BE CRESCENT SHAPED crossing suture lines eading to a midline shift.
Crescent shaped blood lesion in skull
Midline shift will be present.
Lens shaped blood lesion in the skull
What is the most common cause of a subarachnoid hemorrhage?
Rupture of an aneurysm.
Patient will complain with worst headache of my life.
Bloody or yellow spinal tap.
What structure is most vulnerable in ischemic brain diseases
Ischemic hypoxia places the HIPPOCAMPUS AT GREATEST RISK
Treatment for an ischemic stroke
tPA if within 3-4.5 hours.
reduce risk with aspirin or clopidogrel.
Where are venous sinuses found in the skull?
In the meninges.
What veins drain into the dural venous sinuses?
Superior sagittal sinus
Inferior sagittal sinus via the Straight sinus