Nevus of Ota is a type of dermal melanocytosis that causes hyperpigmentation of an eye and the surrounding area. Here's what you should know about it.

Clinical and Histologic Aspects of Nevus of Ota Nevus of Ota typically presents as unilateral blue-black or slate gray macules that are located in the distribution of the first or second branches ...

More information: Yu Shimojo et al, Association between irradiation parameters and outcomes for picosecond laser treatment of nevus of Ota: An in-silico-supported meta-analysis, JAAD Reviews (2025).

Shimojo, Y., et al. (2025) Association between irradiation parameters and outcomes for picosecond laser treatment of nevus of Ota: An in-silico-supported meta-analysis.

HOUSTON, Jan. 04, 2018 (GLOBE NEWSWIRE) -- Most birthmarks, including Becker’s Nevus and Nevus of Ota, do not pose a threat to one’s health, explains Houston dermatologist Paul M. Friedman, MD.

Nevus of Ota affects between 0.014%-0.034% of the Asian population. Clinical differential diagnoses include facial café-au-lait patch, spilus nevus, and acquired bilateral nevus of Ota-like macules.

In recent years, the application of picosecond laser (PSL) treatment for skin discoloration caused by nevus of Ota has been advancing in the fields of dermatology, plastic surgery, and cosmetic ...