What is Pulmonary fibrosis?

Pulmonary fibrosis = Interstitial lung disease —> abnormal and excessive deposition of fibres in lung parenchyma —> abnormal gas transfer

Differential Diagnosis

Idiopathic Pulmonary Fibrosis (IPF, previously known as Cryptogenic Fibrosing Alveolitis)
Connective tissue disease
- Rheumatoid lung disease
- Systemic Sclerosis
- Systemic Lupus Erythemus (SLE)
- Polymyositis
- Dermatomyositis
- Sjogrens syndrome
Ankolysing spondylitis
Sarcoidosis
Asbestosis
Silicosis
Extrinsic Allergic Alveolitis
Radiation
Drugs: Bleomycin, Nitrofurantoin and Amiodarone