Collagen Vascular Diseases - Lung findings

Question 1

Most common pattern of fibrosis seen in CTD

Answer 1

• NSIP
• often have ass pleural thickening and effusion

NB: drugs used to treat these can also cause ILDs (for example, methotrexate and disease modifying agents)

Question 2

Findings in RA

Answer 2

UIP > NSIP > OP

- fibrosis, bronchiectasis, ggos, necrobiotic nodules, pleural effusion, pleural thickening

Question 3

Findings in progressive systemic sclerosis (scleroderma)

Answer 3

NSIP pattern (including fibrotic) + pleural effusion/thickening + esophageal dilation