Thelansis

 Hypomelanotic disorder is a term used to describe various skin conditions that result in the loss of pigmentation due to the reduction or absence of melanocytes, which are responsible for producing pigments in the skin. Some common types of hypomelanotic disorders are vitiligo, ash leaf spots, and idiopathic guttate hypomelanosis. The symptoms of these disorders differ depending on the specific condition. It can be either congenital or acquired. Congenital hypomelanotic disorders include albinism, piebaldism, and hypomelanosis ito. Acquired hypopigmented conditions may result from normal ageing, environmental factors such as cumulative sun exposure, nutritional deficiencies, inflammatory causes, vascular causes and autoimmune causes. The common differential diagnoses for hypopigmented macules include P. alba, P. versicolor, IGH, vitiligo, PMH, post-inflammatory inflammation, and halo nevus. The treatment for hypomelanotic disorders varies depending on the type of disorder. Treatme...