case_images: PMC8265244_01
case_images: presence of immature squamous cells and macrophage in the broncho-alveolar lavage fluid (arrow: immature squamous cells; star: macrophage)
case_images: PAMJ-38-325-g001.jpg
case_images: PMC8265244_01_PAMJ-38-325-g001.jpg
case_images: F1
case_images: In our case, cytology showed only immature squamous cells (Figure 1).