Case Report
Copyright ©The Author(s) 2022.
World J Clin Cases. Jun 6, 2022; 10(16): 5502-5509
Published online Jun 6, 2022. doi: 10.12998/wjcc.v10.i16.5502
Figure 5
Figure 5 Histological findings and immunohistochemical staining. A-E: Large cell neuroendocrine carcinoma [A, hematoxylin-eosin (HE), × 200] showed positive immunohistochemical staining for chromogranin A (B, × 200), synaptophysin (C, × 200) and P53 (D, × 200). The Ki-67 index was approximately 60% (E, × 200); F-J: Small cell neuroendocrine carcinoma (F, HE, × 400) showed positive immunohistochemical staining for chromogranin A (G, × 200), synaptophysin (H, × 200) and P53 (I, × 200). The Ki-67 index was approximately 60% (J, × 200).