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November 8, 2025Seminars in Respiratory and Critical Care Medicine

Autoimmune Pulmonary Alveolar Proteinosis (PAP)

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Authors

SPSpyros A. PapirisUniversity College DublinMKMaria KallieriNational and Kapodistrian University of AthensMZMaurizio ZompatoriNational and Kapodistrian University of Athens

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Implication

Observational analysis shows increased lung infections and respiratory failure in patients with aPAP, highlighting new therapeutic modalities to address underlying pathogenesis.

Key Points

  • Lung infections and pulmonary fibrosis escalate patient risk and morbidity in autoimmune pulmonary alveolar proteinosis.
  • Recent findings suggest inhaled-GM-CSF improves clinical outcomes compared to traditional treatments over time.
  • Assessment using diagnostic tools identifies the role of GM-CSF autoantibodies in pathogenesis of alveolar macrophages.
  • Pathogenetic mechanisms reveal surfactant accumulation as a critical factor in disease development and severity.

Cite This Study

Papiris et al. (2025) studied this question.

synapsesocial.com/papers/690e8b6ca5b062d7a4e733c7https://doi.org/10.1055/a-2737-7719
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1YKL-40 Is Elevated in Patients with Chronic Obstructive Pulmonary Disease and Activates Alveolar Macrophages2008 · 219 citations
  2. 2Inhaled Molgramostim Therapy in Autoimmune Pulmonary Alveolar Proteinosis2020 · 121 citations
  3. 3Patient-derived Granulocyte/Macrophage Colony–Stimulating Factor Autoantibodies Reproduce Pulmonary Alveolar Proteinosis in Nonhuman Primates2010 · 106 citations
  4. 4Aerosol granulocyte-macrophage colony-stimulating factor for pulmonary alveolar proteinosis2006 · 145 citations
  5. 5Updated severity and prognosis score of pulmonary alveolar proteinosis: A multi-center cohort study in China2023 · 8 citations