Pulmonary Pleomorphic Carcinoma Detected as a Result of Pneumothorax and the Subsequent Occurrence of Multiple Cystic Metastases

Figure 2

Microscopic findings of the tumor show mainly packed atypical pleomorphic spindle cells with giant cells ((a) hematoxylin and eosin stain, ×40; (b) ×400) and partial papillary adenocarcinoma ((c) ×100).

(a)

(b)

(c)