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Table 1 Localization of tumors by section of the clivus

From: Endoscopic endonasal transclival removal of tumors of the clivus and anterior region of the posterior cranial fossa (results of surgical treatment of 140 patients)

Clivus section Number of cases Percent
Upper 13 9.29
Middle 6 4.29
Lower 1 0.7
Upper and middle 68 48.57
Middle and lower 11 7.86
Whole clivus (upper, middle, lower) 41 29.29
Total 140 100