Clinical trial compares ablative and non-ablative techniques for gingival depigmentation, suggesting patient preferences guide choice.
Both ablative and non-ablative 450 nm diode lasers are effective for gingival depigmentation. The choice of technique should be tailored to patient preferences, with ablative lasers favored for immediate results and non-ablative lasers preferred for enhanced comfort and faster recovery.
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Altayeb et al. (2026) studied this question.
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