Cutaneous Dysplastic Nevus

**Semantic type:** Neoplastic Process

**Definition:** Solitary or multiple, slightly raised pigmented melanocytic skin lesions with irregular borders, usually measuring more than 0.6cm in greatest dimension. Morphologically, there is melanocytic atypia and the differential diagnosis from melanoma may be difficult. Patients are at an increased risk for the development of melanoma.

**Synonyms:** - Dysplastic Nevus - Skin Atypical Nevus - Skin Clark Nevus - Skin Clark's Nevus - Skin Dysplastic Nevus - Skin Nevus with Architectural Disorder - Skin Nevus with Architectural Disorder and Cytologic Atypia of Melanocytes - dysplastic nevi - dysplastic nevus