Highlights • Very rare case report, isolated congenital upper lip midline sinus.• Surgical excision is curative, no recurrence.• Upper lip midline sinus can be associated with syndromes or conditions. Click to show full abstract
Highlights • Very rare case report, isolated congenital upper lip midline sinus.• Surgical excision is curative, no recurrence.• Upper lip midline sinus can be associated with syndromes or conditions.
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