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FIG 4. Sagittal sections obtained before surgery show HSI (arrows).
A, Case 9, group A 39-year-old woman with nonfunctioning adenoma. HSI was noted in both supra- and intrasellar areas. The indentation at the level of the diaphragma sellae was noted but not prominent.
B, Case 14, group A. A 54-year-old woman with nonfunctioning adenoma. HSI was noted close to the median eminence. Indentation of diaphragma sellae was not evident in this case.
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