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Endosonographic findings of schwannomas
| Case | Echogenicity | Ulcer | Shape | Margin | Lob | Halo | Cyst | Spots | Cal | Growth |
| 1 | Low | - | Oval | Regular | - | + | - | + | - | In < out |
| 2 | Low | - | Oval | Regular | - | + | - | + | - | In < out |
| 3 | Low | 2 | Oval | Regular | - | - | - | + | - | In < out |
| 4 | Low | - | Oval | Regular | - | - | - | + | - | In < out |
Lob: Lobulation; Halo: Marginal halo; Cyst: Internal cystic lesion; Spots: High spots; Cal: Calcified lesion.
