Pigmentation changes in skin may be normal or a sign of skin disease.[1][2]Pigmentation disorders generally involve an abnormal pigmentation of skin, or underproduction or overproduction of melanin.[1]
↑ 1.01.11.2James, William D.; Elston, Dirk; Treat, James R.; Rosenbach, Misha A.; Neuhaus, Isaac (2020). "36. Disturbances of pigmentation". Andrews' Diseases of the Skin: Clinical Dermatology (13th ed.). Edinburgh: Elsevier. pp. 862–880. ISBN978-0-323-54753-6. Archived from the original on 2023-03-30. Retrieved 2023-06-03.