Figure 2From: Successful combination chemotherapy with irinotecan hydrochloride and cisplatin for primary gastric small cell carcinoma: report of a caseMicroscopic examination of the tumorMicroscopic examination of the tumor. Hematoxylin and eosin staining demonstrated small cells with hyperchromatic nuclei and scant cytoplasm (x200) (A). The tumor cells were positive for synaptophysin (B) and chromogranin A (x200) (C).Back to article page