Table 3.
Deferred cases excluding inadequate specimens in the frozen diagnoses
| Disease entities | No. |
|---|---|
| Pituitary adenoma | 3 |
| Astrocytic tumor, low grade | 2 |
| Gliomatosis cerebri | 1 |
| Pilomyxoid astrocytoma | 1 |
| Astrocytic tumor, high grade | 8 |
| Glioblastoma | 5 |
| Anaplastic astrocytoma | 3 |
| Ependymoma | 6 |
| Ependymoma | 3 |
| Cellular ependymoma | 1 |
| Myxopapillary ependymoma | 2 |
| Schwannoma | 1 |
| Germ cell tumor | 1 |
| Mature teratoma | 1 |
| Malignant solitary fibrous tumor/hemangiopericytoma | 2 |
| Hematologic malignancy | 1 |
| Plasmacytoma | 1 |
| Metastatic tumor | 1 |
| Metastatic adenocarcinoma | 1 |
| Other malignant tumor | 2 |
| Hemangioblastoma | 2 |
| Other benign tumors | 4 |
| Vascular malformation | 1 |
| Hemangioma | 2 |
| Rathke’s cleft cyst | 1 |
| Non-neoplastic lesions | 1 |
| No diagnostic abnormality | 1 |