Congenital diffuse Melanosis is one of the rarest clinical manifestations of hereditary universal Melanosis and only few cases have been reported all over the world. The presented case is a 54-year-old man who presented to us complaining of erythematous annular lesions on his face and neck since 8 months ago. Diffuse pigmentation of his skin took our attention. According to the patient, d...

Introduction: Hyperpigmentation disorders (HPD) are a frequent reason for dermatology consultations as they can impair quality of life. The most HPD melasma, post-inflammatory hyperpigmentation and solar lentigos with increased melanin content on top other pathophysiologic features. development an efficient safe ingredient to manage facial skin tone heterogeneities is great importance. Objectiv...

Background: Acne is one of the most common skin diseases. It has significant effect on self-image and negative impact on quality of life. Postinflammatory hyperpigmentation is an acquired hypermelanosis that occurs after a skin injury or cutaneous inflammation. It is common sequelae in acne patients. Objectives: This study aimed to investigate the psychosocial impact of acne and postinflammat...

background some grafts harvested from the groin area do not become hyperpigmented and in an individual with multiple pieces of grafts, the hyperpigmentation of the pieces may vary. this study evaluates the orientation of the inset of groin grafts according to their donor sites (superior-inferior) and its role in graft hyperpigmentation. methods patients with hand burn contracture or syndactyly ...