Yoshiro Otabara

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PURPOSE Trans-sphenoidal-sinus approach with Hardy's endoscope is the standard technique for pituitary tumor. However, this approach has difficulty with limited operation field and requires modification according to 1) shape of nasal septum, 2) structure of the sphenoidal-sinus, and 3) tumor size. Preoperative 3D-CT may enable simulation of the approach(More)
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