Radiology Flashcards
1
Q
what colour is air on CXR?
A
black
2
Q
what colour is fat on CXR?
A
grey
3
Q
what colour is soft tissue on CXR?
A
grey
4
Q
what colour is bone on CXR?
A
white
5
Q
what colour is metal on CXR?
A
white
6
Q
what way do the x-rays pass in a PA CXR?
A
from posterior to anterior
7
Q
when is an AP CXR done?
A
when the patient cannot stand
8
Q
what way do the x-rays pass in an AP CXR?
A
anterior to posterior
9
Q
what can be seen if a CXR is adequately inspired?
A
the anterior ends of at least 6 ribs
10
Q
what should be seen on CXR if it is correctly centred?
A
medial ends of the clavicles should be equidistant from the spinous process of the upper thoracic vertebrae
11
Q
what is a peripheral lung tumour?
A
tumours arising beyond the hilum
12
Q
what is a central lung tumour?
A
tumours arising at or close to the hilum
