Table 3 Immunohistochemical findings of gangliocytic paraganglioma
From: Gangliocytic paraganglioma: a multi-institutional retrospective study in Japan
| Â | Epithelioid cells | Spindle-shaped cells | Ganglion-like cells |
|---|---|---|---|
bcl-2 | 3/12 (25.0%) | 8/12 (66.7%) | 4/12 (33.3%) |
CD56 | 12/12 (100%) | 5/12 (41. 7%) | 12/12 (100%) |
Chromogranin A | 11/12 (91.7%) | 0/0 (0%) | 9/12 (75.0%) |
Estrogen receptor | 3/12 (25.0%) | 0/0 (0%) | 0/0 (0%) |
Pancreatic polypeptide | 11/12 (91.7%) | 0/0 (0%) | 11/12 (91.7%) |
Pan-cytokeratins | 4/12 (33.3%) | 0/0 (0%) | 0/0 (0%) |
Progesterone receptor | 11/12 (91.7%) | 0/0 (0%) | 0/0 (0%) |
p53 | 0/0 (0%) | 0/0 (0%) | 0/0 (0%) |
Somatostatin | 11/12 (91.7%) | 0/0 (0%) | 11/12 (91.7%) |
Synaptophysin | 12/12 (100%) | 3/12 (25.0%) | 12/12 (100%) |
S-100 | 1/12 (8.3%) | 12/12 (100%) | 11/12 (91.7%) |