Abstract
Background: Melasma is a commonly encountered pigmentary disorder in dermatology practice. This study is aimed at studying the epidemiology, clinical presentation, and precipitating and/or provocation factors associated with melasma. Methods: Total 120 patients with melasma were enrolled. The demographic data was recorded and clinical evaluation was done. Results: Female to male ratio was 3.28:1. Mean age of onset of melasma was 29.4 years. Mean duration of melasma was 4.51 years. All patients reported moderate to chronic photo exposure as an aggravating factor for melasma. Total 52.17% females experienced exacerbation of melasma during pregnancy. MASI score was ranging from lowest being 4.5 whereas highest being 38.6. Mean MASI score was 16.94. Evaluation with Wood’s lamp showed 50% patients had epidermal melasma. Conclusion: This study indicates that melasma has multifactorial etiology such as photoexposure and hormonal influences such as pregnancy, intake of oral contraceptive pills and thyroid disorders. We also found family history of melasma in some of our patients.
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