英: achromic nevi
関: 貧血性母斑

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1. 後天性色素性母斑（ほくろ）acquired melanocytic nevi moles [show details]
… melanocyte known as a "nevus cell." The two major differences between ordinary melanocytes that reside in the basal layer of the epidermis and nevus cells are: Nevus cells cluster as nests within the lower …
2. 先天性色素性母斑congenital melanocytic nevi [show details]
… epidermis and nevus cells are: Nevus cells cluster as nests within the lower epidermis and/or dermis, whereas epidermal melanocytes are evenly dispersed as single units; Nevus cells do not have dendritic …
3. 非定型母斑（異形成母斑）atypical dysplastic nevi [show details]
… consensus statement recommending that the term "dysplastic nevus" be replaced with "atypical nevus" and that, histologically, lesions be diagnosed as "nevi with architectural disorder with a statement as to the …
4. スピッツ母斑と非定型スピッツ腫瘍spitz nevus and atypical spitz tumors [show details]
… melanoma and benign nevi of childhood. Subsequently, various terms have been used for this group of lesions including "Spitz nevus," "Spitz tumor," and "spindle and epithelioid cell nevus." Atypical variants …
5. 色素細胞性母斑（ほくろ）以外の良性色素性皮膚病変benign pigmented skin lesions other than melanocytic nevi moles [show details]
… melanocytic nevi (moles) are common in children and adolescents. Benign pigmented skin lesions, including lentigines, cafe-au-lait macules, Becker nevi, and dermal melanocytoses (Mongolian spots, nevus of Ota …