Abstract

Background: Treatment of Hori’s nevus can help reduce psychological burden, restore normal skin, improve aesthetics, and quality of life for patients. However, studies related to the morphological characteristics and effectiveness of Hori’s nevus treatment are still limited in Vietnam. Objective: The objective of this study is to investigate some factors related to the degree of pigmentation of Hori’s nevus and evaluate the results of Hori’s nevus treatment with Pico Nd:YAG laser and Q-switched Nd:YAG laser. Methods: A descriptive study of a series of cases was conducted on patients diagnosed with Hori’s nevus who visited Can Tho Dermatology Hospital and FOB International Dermatology and Aesthetic Research Institute, Can Tho City, Vietnam, from March 2021 to June 2023. Results: The study results showed that 53.7% of patients with Hori’s nevus had grade III hyperpigmentation; The predominant color was blue-brown (46.3%); 100% of patients had lesions on both cheeks. Older age (p=0.008), frequent sun exposure (p=0.001), non-using sunscreen (p=0.031), and not wearing masks (p

Key words: Hori’s Nevus, Older age, frequent sun exposure, non-use of sunscreen, non wearing of masks.