A study on the clinical characteristics of nevus of Ota: Analysis of 176 cases

  • Ban Nguyen Thi Hang 108 Military Central Hospital
  • Le Thi Thu Hai 108 Military Central Hospital

Main Article Content

Keywords

Tanino, PUMCH, Nevus of Ota

Abstract

Objective: To examination of some clinical features of Ota’s nevus patients treated at 108 Military Central Hospital. Subject and method: A cross-sectional descriptive study of Ota’s nevus was conducted by reviewing the clinical characteristics and photographs of one hundred and seventy-six patients. Statistical analysis was used to compare outcomes and determine contributing factors. Result: 161 patients were in accordance with Tanino’s classification (91.48%), in which there were cases of type I (30.7%), cases of type II (28.4%), of type III (24.27%), and of type IV (5.11%). The remaining cases were not in line with Tanino’s classification 15 (8.52%).169 patients were in line with PUMCH’s classification (96.02%), and 3.98% patients were not 7/176 (3.98%). Conclusion: The clinical feature of Ota’s nevus is so complicated, there are not any classifications covered all cases.

Article Details

References

1. Nguyễn Thế Vỹ, Vũ Mạnh Hùng, Nguyễn Hữu Sáu, cộng sự (2015) Đặc điểm lâm sàng bớt Ota. Tạp chí nghiên cứu Y học, 94(2), tr. 80-86.
2. Ankita Bohra, Sumit Bhateja et al (2015) Nevus of Ota: A rare oro-facial pigmentation-short review. Journal of Pigmentary Disorders 2(8): 2-8.
3. Fernandez-Guarino M, Boixeda P, de Las Heras E, et al (2008) Phakomatosis pigmentovascularis: Clinical findings in 15 patients and review of the literature. J Am Acad Dermatol 58(1): 88-93.
4. Henry HC, Lai-kun L, David SYW et al (2001) A new classification based on the response to laser. Lasers Surg Med 28(3): 267-272.
5. Hidano A, Kajima H, da Ike(1967) Natural history of nevus of Ota. Arch Der-matol 95: 187-195.
6. HUANG Wen-hui, WANG Hong-wei, SUN Qiu-ning, et al (2013) A new classification of nevus of Ota. Chin Med J 126(20).
7. Nam JH, Kim HS, Choi YJ et al (2017) Treatment and classification of nevus of Ota: A seven-year review of a single institution's experience. Ann Dermatol 29(4): 446-453.