Background: Reconstruction of the upper eyelid with the same eyelid tissue is desirable because of the ability to achieve eye opening/closing and corneal protection, and a lid switch flap is a useful method. For total defects, almost all of the tissues of the lower eyelid should be used; however, the reconstruction of the lower eyelid donor site has often been undervalued. Reconstruction with an insufficient amount of soft tissue often results in complications such as lagophthalmos and ectropion.
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