Fig. 3From: A case of autoimmune pulmonary alveolar proteinosis during the course of treatment of rapidly progressive interstitial pneumonia associated with anti-MDA5 antibody-positive dermatomyositisChest x-ray on admission for bronchoscopy and bronchoalveolar lavage fluid (BALF). A Chest radiograph before bronchoscopy showing ground-glass shadows in both lungs. B The collected alveolar lavage fluid was thick and milky white in colorBack to article page