12. Imaging HNN Flashcards
1
Q
uses of US
A
thryoid
abscess
2
Q
uses of XRAY
A
skull or cervical spine trauma
foreign bodies
3
Q
uses of CT
A
haemorrhgaic stroke
malignancy
infection
4
Q
uses of MRI
A
epilepsy
tumours
5
Q
black eyebrow sign
A
gas in orbit
6
Q
good angle for frontal facial radiograph
A
30
7
Q
requirement for lateral c spine xray to be useful?
A
see C7/T1
8
Q
can radiographs see ligaments?
A
no
9
Q
different colours of blood in subdural haemorrhage, and what they mean
A
white- new
black- old blood
black- could be other fluid
10
Q
appearance of traumatic subarachnoid haemorrhage
A
peripheral hyperdensity following sulci
11
Q
appearance of ruptured aneurysm subarachnoid haemorrhage
A
central hyperdensity, spreadsperipherally
