Mixed Adenoneuroendocrine Carcinoma Causing Colonic Intussusception

Figure 6

NEC component displaying diffuse synaptophysin ((a) ×100), focal chromogranin ((b) ×200) and CD56 ((c) ×200) expression, and >20% Ki-67 index ((d) ×200) in tumor cells.

(a)

(b)

(c)

(d)