Which macroscopic findings are characteristic of pulmonary alveolar proteinosis (PAP)?

Updated: Dec 18, 2019
  • Author: Rodolfo Laucirica, MD; Chief Editor: Philip T Cagle, MD  more...
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The lungs of patients with pulmonary alveolar proteinosis (PAP) are heavy with a firm consistency. The cut surface oozes yellow fluid due to the marked accumulation of lipid.

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