Thickening of pulmonary alveolar - capillary membrane is seen in :: (A) Asthma, (B) Bronchitis, (C) Pulmonary fibrosis, (D) Emphysema
Answer is C. Answer is C (Pulmonary fibrosis): Pulmonary Alveolar -- capillary membrane thickening is a characteristic feature of interstitial lung disease like pulmonary fibrosis