a
b-
c-
Figure 2 : anatomopathological sections with immunohistochemical analyses: a- neuroendocrin différenciation and positive chromogranin immunostain, b- positive CD56 immunostain, c- ki67 proliférative index of 30%.
Chemotherapy regimen as an initial treatment based on a combination of Etoposide (VP16) and cisplatin (CDDP) was planned.