Đặc điểm lâm sàng bớt OTA

Nevus of Ota is a congenital pigmented nevus surface area affect to the health and aesthetics. The study aimed to examine the clinical characteristics and factors related of nevus of Ota. Results: The rate of female/male patients with nevus of Ota: 3.3/1. 70.8 percent the onset of the disease is s 10 years of age. Dark blue and violet green color is very common in nevus of Ota with a rate of 40 percent each. The common locations of the nevus are eyes, cheeks, temples with a rate of 50 percent. 25.1 percent of patients had lesion area 50 cm2. Sclerotic lesions in nevus of Ota eyes met with the rate of 48.7 percent. Nevus of Ota increased pigmentation, evolved and expanded to an area.