transsphenoidal

adjective

trans·sphe·noi·dal -sfi-ˈnȯid-ᵊl

: performed by entry through the sphenoid bone

transsphenoidal hypophysectomy

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“Transsphenoidal.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/transsphenoidal. Accessed 7 Jul. 2026.

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