the presence and distribution of pan-neuroendocrine markers such as neuron-specific enolase ( nse ) , chromogranin ( cg ) , and synaptophysin ( syp ) were investigated by immunohistochemistry in 53 cases of neuroblastic tumors , including three cases of ganglioneuromas , 17 ganglioneuroblastomas , and 33 neuroblastomas .
C0206718
ganglioneuroblastomas
C0027819
neuroblastomas