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Published byArlene Blankenship Modified over 5 years ago
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Periodic acid-Schiff (PAS) staining of bronchoalveolar lavage fluid with pulmonary alveolar proteinosis showing extracellular globular hyaline material homogeneously PAS positive with large, foamy macrophages containing eosinophilic granules. Periodic acid-Schiff (PAS) staining of bronchoalveolar lavage fluid with pulmonary alveolar proteinosis showing extracellular globular hyaline material homogeneously PAS positive with large, foamy macrophages containing eosinophilic granules. Magnification 400x. R. Borie et al. Eur Respir Rev 2011;20:98-107 ©2011 by European Respiratory Society
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