What is Micronodular Lung Disease?

Anatomy of Secondary Pulmonary Lobule

Distributions – Perilymphatic

Distributions – Centrilobular

Distribution – Miliary

Review + Approach by Distribution

Perilymphatic – Case 1

Sarcoid Companion Case 2 & 3 – Galaxy Sign

Fibrotic Sarcoid

Sarcoid Like Reaction

Lymphangitic Tumor

Bronchiolitis

Respiratory Bronchiolitis

Pulmonary Hypertension

Hypersensitivity Pneumonitis (HP)

Miliary Disease

Unknown – Case 1 – Uveitis (Sarcoidosis)

Unknown – Case 2 – Hematuria (Disseminated Tuberculosis)

Unknown – Case 3 – Shortness of Breath, Cigarette Smoking

Unknown - Case 4 - Aspiration (Dendriform Ossification)

Unknown – Case 5 – Heart and Kidney Failure

Unknown – Case 6 – Chronic Kidney Disease

Conclusion