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PA: pituitary apoplexy
| Prior signs and symptoms | Total (number of patients (% of the total)) | Classical PA (number of patients (% of the total)) | Subclinical PA (number of patients (% of the total)) |
| Menstrual or sexual disturbances | 5 (29.4% of women) | 2 (5.5%) | 3 (8.3%) |
| Past episodes of headache | 4 (11.1%) | 1 (2.7%) | 3 (8.3%) |
| Fatigability | 1 (2.7%) | 1 (2.7%) | 0 (0%) |
| Galactorrhea | 1 (2.7%) | 0 (0%) | 1 (2.7%) |
