Role of Q-switched ND:YAG laser in nevus of Ota: A study of 25 cases

Abstract

Background:Nevus of Ota is common condition in Indian patients. The condition is more common in females, with a male-female ratio of 1:4.8.Aim:To evaluate long-term efficacy safety and stability of Q-switched ND:YAG laser in treatment of Nevus of Ota.Design:6 month follow-up of patients of Nevus of Ota, treated with Q-switched ND:YAG laserMaterials and Methods:Twenty-five patients of Nevus of Ota were treated with Q-switched ND:YAG laser for a period of 1 year and 9 months; patient had fitzpatricks skin type 4 and 5; detailed history, clinical examination, ophthalmoscopy, and otoscopy was done in all cases; clinical photographs were taken before and after the completion of treatments. Six-month follow-up was done after the last session. Response to treatment was graded based on physician's global assessment.Result:More than 70% improvement was seen in 15 patients (60%). Eight patients (32%) had moderate and two patients (8%) showed mild improvement.

Nevus of Ota: The Unusual Birthmarks: A Case Report

“…10 In our case a congenital unilateral blue-grey like lesion was present on the right side of face which is similar to findings of other literatures. 3,4,15 Female (80%) are affected more frequently than male, and it can be unilateral or bilateral, but unilateral involvement is common (90-95%). Rare cases of sensory hearing loss have been reported, but not present in our case.…”

“…19 Skin biopsies are required only if clinical changes are suspected of malignant transformation 15 Various therapies are suggested in the literatures. 3,4,15 Cosmetic cover-up products can be used for camouflage only. Combined dermabrasion and carbon dioxide lasers provide good result.…”

Bilateral Ota nevus in a 15 years old patient

“…Tedavide kozmetik kamuflaj, Q-Switched Nd-YAG laser ile başarılı sonuçlar alınabilir [11,12]. Bizim hastamızı tedavi olarak laser ve kamuflaj konusunda bilgilendirdik.…”

A Rare Intraoral Manifestation of Nevus Ota - A Case Report

“…In rare cases the hard palate and tympanic membranes can also be involved. 10 In the case presented here, the discoloration involved the left temple region, malar area, cheek area, pinna of the ear, periorbital area, and intraoral involvement of the palate. The presence of pigmentation on the pinna of the ear and palatal mucosa, crossing the midline, makes this case particularly unique and rare.…”