CXR Flashcards
1
Q
what are the four main steps of CXR interpretation
A
Identification
Nature and quality of film
systematic observation
formulation of interpretation
2
Q
what is a lucency
A
area of blackness
3
Q
what is an opacity
A
area of whiteness
4
Q
how do you tell if a film is correctly exposed
A
vertebrae should be just visible through the cardiac shadow
5
Q
how do you assess rotation
A
look at the vertebral spines between the clavicles
6
Q
how do you check for inspiration
A
the anterior ends of the 6th ribs lie above the diaphragm
7
Q
what are lung markings
A
blood vessels (not bronchi)
8
Q
what is a normal cardio thoracic ratio
A
less than 50% (PA)
9
Q
what should you look at in the systematic observation
A
airway air spaces lung edges diaphragm hila heart size heart shape great vessels ribs clavicles scapulae soft tissue foreign bodies
