| Diagnosis | No. (n = 25) | % |
| Pituitary adenoma | 14 | 56.0 |
| Craniopharyngioma | 3 | 12.0 |
| Pituitary apoplexy | 3 | 12.0 |
| Planum sphenoidal meningioma | 1 | 4.0 |
| CSF rhinorrhea | 3 | 12.0 |
| Suprasellar granuloma | 1 | 4.0 |