Intralesional vitamin D injections are effective and safe for treating patients with keloid scars, according to the results of a study published in the Journal of Cosmetic Dermatology.

Researchers enrolled 40 Egyptian patients with keloid scars from March 2019 to October 2019. The participants received weekly injections of intralesional vitamin D ampoules (cholecalciferol), 0.2 mL (200,000 IU) per 1-cm lesion, for a maximum of 3 to 4 sessions. The Vancouver Scar Scale (VSS) and high-resolution B mode ultrasound were used to assess the keloid scars before and after treatment.

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