Efficacy of Intralesional PRP +/- Topical Silymarin in the Treatment of Melasma

Evaluation of the Efficacy and Tolerability of Autologous Intralesional Platelet-rich Plasma, Topical Silymarin, and Combined Autologous Intralesional Platelet-rich Plasma With Topical Silymarin in the Treatment of Melasma

Melasma is an acquired disorder of melanogenesis leading to hyperpigmentation and manifested by symmetrical brown to gray-black macules and patches with serrated irregular edges . It occurs especially in sun-exposed areas and affects young to middle-aged women. It is most commonly seen on the face and less commonly on the neck, arms, and chest . Platelet rich plasma (PRP) is defined as a small volume of autologous plasma that contains a high concentration of platelets obtained by centrifugation of autologous blood and subsequent suspension of platelets

Inclusion Criteria:

• Females in the reproductive age (18 years old and above) presented with melasma confirmed by wood's light.

Exclusion Criteria:

• Pregnant and lactating.
• Systemic diseases that may cause facial hyperpigmentation (e.g: thyroid diseases, renal, hepatic or endocrinal disorders).
• Patients receiving depigmenting drugs oral or topical in previous 3 months, drugs that prolong bleeding as aspirin, hormone replacement therapy or contraceptive pills.
• Patients with anemia, thrombocytopenia, coagulopathies or patient on anticoagulant therapy and patients with iron deficiency.
• Patient with infections in the face e.g. herpes.
• Patients with history of scarring or keloid formation.