Gracilis free muscle transfer (GFMT) remains the standard for smile restoration in patients with long-standing facial palsy. Resting oral commissure lateralization (ROCL) following GFMT is aesthetically unappealing and can cause functional problems including dysarthria and oral incompetence. The risk factors for ROCL following GFMT are poorly understood.
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Yver et al. (2024) studied this question.
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