lip switch flap
Definition: a flap designed so that a triangular segment of one lip (usually the lower), vascularized by the superior and inferior labial arteries (branches of the facial artery), is rotated 180 degreess and transferred into a defect in the opposing lip. The donor site is closed primarily.
See Also: Abbe flap
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Examples: glitazone, GI cocktail, etc.
