Interstitial_Lect 16/17

Question 1

Known causes of ILD?

Answer 1

Drugs, Radiation, Connect Tissue Disease, Occupation (organic and inorganic)

Question 2

Ventilation and Vasculature characteristics of ILD?

Answer 2

Ventilation: Alveolar hyperventilation
Vasculatures: thickening of vessel walls (Pulm HTN not a concern)

Question 3

ILD is an obstructive or restrictive defect?

Answer 3

ILD is an restrictive defect leading to reduced compliance and reduced volumes (TLC, FVC, FEV1)

Question 4

How is ILD Treated?

Answer 4

Avoid Lung Injury
Anti Inflamm therapy
Lung transplant
No effective for fibrosis

Question 5

HRCT UIP pattern includes?

Answer 5

subpleural lower lobe predominant reticular changes (REQUIRED)
Honeycomb
Traction bronchiectasis

Question 6

Hypersensitivity Pneumonitis involves which types of Hypersensitivity responses?

Answer 6

Type 3 (complement) or Type 4 (granulomatous)

Question 7

Sarcoidosis presents clinically as?

Answer 7

granulomatous near airway, skin plaques, lupus pernio, uveitis, facial nerve, enlarged lacrimal gland