Cerebral arteries Flashcards
(14 cards)
1
Q
A
2
Q
A
3
Q
A
4
Q
Watershed Zones
A
Between anterior cerebral/middle cerebral and posterior cerebral/middle cerebral
5
Q
Watershed Zone damage:
A
Damage seen in severe hypotension
Upper leg/ upper arm weakness, defects in higher-order visual processing
6
Q
A
Epidural hematoma
7
Q
A
Subdural Hemorrhage
8
Q
A
Subarachnoid hemorrhage
9
Q
A
Intraparenchymal hemorrhage
10
Q
Histologic features seen 12-48 hours post ischemic event:
A
red neurons
11
Q
Histologic features seen 24-72 hours post ischemic event:
A
neutrophils + necrosis
12
Q
Histologic features seen 3-5 days post ischemic event:
A
macrophages (microglia)
13
Q
Histologic features seen 1-2 weeks post ischemic event:
A
reactive gliosis + vascular proliferation
14
Q
Histologic features seen >2 weeks post ischemic event:
A
glial scar
