CXR

Question 1

Normal rotation

Answer 1

Medial ends of clavicles are equidistant from spinous processes

Question 2

Normal inspiratory effort

Answer 2

Can see between 5-7 anterior ribs

Question 3

Adequate exposure

Answer 3

Both lung apices and shoulder joints
Both costophrenic angles
Lateral borders of chest wall

Question 4

Adequate penetration

Answer 4

Can see spinous processes through heart

Question 5

How to tell if AP

Answer 5

Heart enlarged
Scapula in way
Horizontal clavicles

Question 6

What does an enlarged aortic knuckle suggest

Answer 6

Dissection

Aortic aneurysm

Question 7

Features of consolidated lung

Answer 7

Air bronchogram as alveoli and small vessels fill with cellular exudate but small airways remain patent

Question 8

Appearance of cavitation

Answer 8

Round lesion with central darkened area (necrosis)

Question 9

Causes of cavitation

Answer 9

TB
Malignancy (except cannonball mets)
Septic emboli

Question 10

Appearance of military TB

Answer 10

Diffuse opacities in both lungs

Question 11

Appearance of sarcoidosis

Answer 11

Bilateral hilar node calcification

Question 12

Appearance of heart failure

Answer 12

ABCDE
Alveolar oedema (batwing)
(Kerly) B lines
Cardiomegaly
Diversion/dilation of upper lobe veins
Effusion

Question 13

Appearance of pneumoperitoneum

Answer 13

Gas under R hemidiaphragm

Question 14

Appearance of phrenic nerve damage

Answer 14

Ipsilateral elevated hemidiaphragm

Question 15

Appearance of hiatus hernia

Answer 15

Gastric bubble above diaphragm

Question 16

What sign is seen due to colon above diaphragm

Answer 16

Childati’s sign

Question 17

What are cervical ribs associated with

Answer 17

Thoracic outlet syndrome

Question 18

Appearance of pulmonary oedema

Answer 18

Upper lobe diversion
Small bilateral effusion
Cardiomegaly