Abstract: 【Abstract】 To enhance clinicians′ understanding of pigmented nevi and standardize their diagnosis and treatment, a group of experts from the Skin Cancer Research Group, Committee on Dermatology, Chinese Association of Integrative Medicine, the Melanoma Society of China Anti-Cancer Association and the Society of Integrated Rehabilitation of Skin Tumors, China Anti-Cancer Association, adhering to the principles of evidence-based medicine, integrated the latest Chinese and international guidelines, consensuses, and existing research findings to formulate the expert consensus on diagnosis and treatment of pigmented nevi （2025 edition） through two rounds of intensive revisions and discussions. This consensus covers various types of pigmented nevi, including common acquired pigmented nevi, congenital pigmented nevi, recurrent pigmented nevi, and pigmented nevi in special populations （children, pregnant women）, and offers detailed recommendations on the key points for the diagnosis and treatment of these types of pigmented nevi, aiming to provide a reference for the standardized diagnosis, treatment, and management of pigmented nevi.

Key words: Nevus, pigmented, Diagnosis, Therapy, Clinical manifestation, Histopathology, Expert consensus