17. XRay

Question 1

wt should you do for a pneumothorax <2cm?
>2cm, breathlessness and chest pain?
clinical instability?

Answer 1

observatin

needle aspriation

needle aspiration then thoracostomy tube

Question 2

wc pneumonia usually abbutts pleural space?

Answer 2

strep pneumonia

Question 3

cause of patchy bronchopneumonia w frequent pleural effusions?

Answer 3

staph pneumo

Question 4

wt causes pleural effusion when local?

components?

Answer 4

exudate

high protein and LDH

Question 5

wt caused pleural effusion when systemic?

components?

Answer 5

transudate

low protein and LDH

Question 6

size of solitary pulmonary nodule? wt if bigger?

Answer 6

= 3 cm

malignant

Question 7

f/u for solitary pulmnoary nodule <4mm?
4-6mm?
6-8mm?
>8mm?

Answer 7

<4 - none
4-6 - CT at 12 mo
6-8 - Ct at 6-12 mo and 18-24 mo
>8 - CT at 3, 9 and 24

Question 8

3 signs on Xray of reactivation TB?

Answer 8

pleural effusion
pericardial effusion
miliary pattern

Question 9

wt is bronchiectasis?

triad of symptoms?

Answer 9

dilation of medium sized airways

chronic cough,
excess sputum
repeated infections

Question 10

hw does asbestos cause fibrosis

Answer 10

induces alveolitis –> activates macrophages –>fibrosis

Question 11

hw does silica cause fibrosis?

Answer 11

engulfed by macrophages

Question 12

3 things associated w silicosis?

Answer 12

foundries
mines
sandblasting