Subdural Hematoma Flashcards
1
Q
Where is a subdural hematoma located
A
Arachnoid space
2
Q
Is a subdural hematoma venous or arterial in origin
A
Venous
3
Q
What does a head CT show in subdural hematomas
A
Crescent shape
4
Q
What is the difference between acute, subacute, and chronic SDH
A
Acute <24hours
Subacute 24H-2 weeks
Chronic >2 weeks
5
Q
What are risk factors for SDH
A
Hypertension, ETOH, smoking, drugs, and age
6
Q
Clinical findings of SDH
A
Steady decline in LOC
Ipsilateral fixed, dilated pupil
Contralateral hemiparesis/hemiplegia
7
Q
How to determine if an SDH is operative
A
Operative with crainiotomy/evacuation or Burr holes if hematoma is >10mm or midline shift >5mm
