Left lower lobe sleeve resection for the clear cell variant of pulmonary mucoepidermoid carcinoma: A case report

Figure 3 Gross and microscopic hematoxylin-eosin staining examination of the mass. A: The mass, measuring 2.5 cm × 2 cm × 1 cm, was well circumscribed and displays a gray white color after formalin fixation; B: The mass was predominantly composed of clear cells with abundant clear or slightly eosinophilic cytoplasm and small round nuclei. The mass contains variable amounts of amorphous eosinophilic material interspersed between clear cells; C: Additionally, some areas of the neoplasm feature foci of mucus-secreting cells were intermixed with clear cells.