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Nevus of Ota is a hyperpigmentation that occurs on the face, most often appearing on the white of the eye. It also occurs on the forehead, nose, cheek, periorbital region, and temple.

It was first reported by Masao Ota of Japan in 1939.

Cause

Nevus of Ota is caused by the entrapment of melanocytes in the upper third of the dermis. It is found only on

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