Introduction: Basal cell carcinoma (BCC) is a skin malignancy that commonly appears on the face. Although surgical resection remains the therapeutic gold standard, it always produces a skin defect. Fine aesthetic reconstruction is a persisting challenge for all dermatologists. We herein present a case of BCC affecting the patient’s medial canthus. Case presentation: A 61-year-old woman presented with BCC of her right medial canthus. After lesion excision, a 2.5- × 3.5-cm skin defect remained in her canthal area. We used three local flaps to cover the defect according to aesthetic subunits. The defect over the nasal dorsum was covered by a glabellar flap, the upper eyelid defect was covered by a rotation advancement flap, and the lower eyelid defect was covered by a subcutaneous island pedicle flap. The result remained both functionally and aesthetically satisfactory throughout 2 months of follow-up. Discussion: Skin malignancies can occur in areas that require special treatment. The medial canthus is a fundamental element of the “facial triangle.” Restoration of color, texture, and thickness of the soft tissue is essential in this area. Full-thickness skin grafts and single flaps seem unsuitable for large defects in this region. Instead, a combination of local flaps according to aesthetic subunits can give desirable results. Conclusion: Defects in the medial canthus are difficult to reconstruct. This case provides a novel technique for the treatment of BCC in the medial canthus. Multiple local flaps were used to cover the defect with low tension, giving both a good cosmetic appearance and effective structural reconstruction.
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