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Differential diagnosis of perineurioma (PN) in immunohistochemical staining (IHC)
| Neurogenic tumor/IHC | EMA | S-100 | Claudin-1 | Glut-1 |
|---|---|---|---|---|
| Perineurioma | + | − | + | + |
| Schwannoma | − | + | − | − |
| Neurofibroma | − | + | − | − |
| Traumatic neuroma | − | + | − | − |
+ positive, − negative, EMA epithelial membrane antigen
