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. 2015 Oct 30;15:135. doi: 10.1186/s12890-015-0134-8

Fig. 5.

Fig. 5

The bronchoalveolar fluid examination in a 38-year-old female with lipoid pneumonia. The bronchoalveolar lavage fluid had a bilayer appearance (a). Oil phagocytosis by alveolar macrophages was observed under a microscope with Oil Red staining (b)