Neoplastic Process
Dysplastic Nevus
[ dis-plas-tik nee-vus ]
Also called:
Atypical Moles; Atypical Nevus
Definitions related to dysplastic nevus:
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(atypical nevus) A large pigmented lesion measuring 5-15 mm in diameter with irregular, notched, and ill defined border and with color that may range from tan to dark brown to pink.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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A type of nevus (mole) that looks different from a common mole. A dysplastic nevus is often larger with borders that are not easy to see. Its color is usually uneven and can range from pink to dark brown. Parts of the mole may be raised above the skin surface. A dysplastic nevus may develop into malignant melanoma (a type of skin cancer).NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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Solitary or multiple, slightly raised pigmented melanocytic 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.NCI ThesaurusU.S. National Cancer Institute, 2021
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Atypical moles are benign melanocytic nevi with irregular and ill-defined borders, variegated colors usually of brown and tan tones, and macular or papular components. Patients with atypical moles have an increased risk of melanoma. Management is by close clinical monitoring and biopsy of highly atypical or changed lesions. Patients...Merck & Co., Inc., 2020
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