Table 1. Pathologic diagnoses of the current series ( n  = 300) .

Diagnosis	n (%)
Pituitary adenoma	235 (78.3%)
Rathke's cleft cyst	28 (9.3%)
Craniopharyngioma	12 (4.0%)
Other benign lesions	12 (4.0%)
Meningioma	8 (2.7%)
Malignant lesions	5 (1.7%)