DDx-thoracic Flashcards
1
Q
DDx acute consolidation?
A
2
Q
DDx chronic consolidation?
A
3
Q
DDx acute GGOs?
A
4
Q
DDx chronic GGOs?
A
5
Q
DDx central GGOs?
A
6
Q
DDx peripheral GGOs?
A
7
Q
DDx smooth interlobular septal thickening?
A
8
Q
DDx nodular interlobular septal thickening?
A
9
Q
DDx crazy paving?
A
10
Q
DDx centrilobular nodules
A
11
Q
DDx perilymphatic nodules?
A
12
Q
DDx random nodules?
A
13
Q
DDx?
A
DDx: miliary nodules (look like millet sprays)…
14
Q
DDx tree-in-bud nodules
A
15
Q
DDx solitary cavitary nodule/mass?
A
Most likely cancer or infection:
- Primary bronchogenic carcinoma: SCC & adenocarcinoma can both cavitate but SCC does it more often. Small cell never does.
- TB: post-primary & reactivation both produce upper lobe cavitations.
16
Q
DDx?
A
DDx, multiple cavitary nodules:
- Septic emboli: Lemierre’s, Hx IVDU, etc.
- Vasculitis: Wegener’s.
- Mets: SCC & uterine carcinoma like to cavitate.
17
Q
DDx?
A
18
Q
DDx lower lobe fibrosis?
A
19
Q
DDx upper lobe fibrosis?
A
