Neuroblastoma, Ganglioneuroblastoma and Ganglioneuroma
Differential Diagnosis
- Differential diagnosis is generally only a problem with the undifferentiated subtype presenting as a metastasis
- In such cases, immunohistochemistry may be required
| |
Nblast |
ALL |
Ewing Sarc (PNET) |
Rhabdo |
MNTI |
DSCT |
Wilms Tumor |
| Synapto |
pos |
neg |
neg |
neg |
pos |
neg |
neg |
| NB84 |
pos |
neg |
neg |
neg |
neg |
neg |
neg |
| CD45RB (LCA) |
neg |
pos |
neg |
neg |
neg |
neg |
neg |
| CD99 |
neg |
pos |
pos |
neg |
rare |
neg |
neg |
| Myogenin |
neg |
neg |
neg |
pos |
rare |
neg |
neg |
| MyoD1 |
neg |
neg |
neg |
pos |
neg |
neg |
neg |
| Keratin |
neg |
neg |
rare |
rare |
pos |
pos |
neg |
| Desmin |
neg |
neg |
neg |
pos |
rare |
pos |
neg |
| WT1(C) |
neg |
neg |
neg |
neg |
neg |
pos |
pos |
| S100 |
neg |
neg |
rare |
neg |
rare |
neg |
neg |
| HMB45 |
neg |
neg |
neg |
neg |
pos |
neg |
neg |
Nblast = Neuroblastoma; ALL = Precursor T Lymphoblastic Leukemia; Rhabdo = Rhabdomyosarcoma; MNTI = Melanotic Neuroectodermal Tumor of Infancy; DSCT = Desmoplastic Small (Round) Cell Tumor; Synapto = Synaptophysin