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Pathological results of the patient at different times in the study period. (A) June 26, 2009: Predominant papillary/micropapillary adenocarcinoma, partly combined with acinar adenocarcinoma. (B) Jan 30, 2013: Predominant papillary adenocarcinoma and acinar adenocarcinoma. (C) Sep 20, 2015: Neuroendocrine carcinoma (inclining toward small cell lung cancer). (D) Mar 16, 2016: Small cell lung cancer.
