Neoplastic Process
blue nevus
blue ne·vus [ bloo nee-vuhs ]
Subclass of:
Melanocytic nevus
Definitions related to nevus, blue:
-
(blue nevus) An intradermal nevus characterized by the presence of benign pigmented dendritic spindle-shaped melanocytes. It most frequently occurs in the skin of the distal upper extremities, followed by the lower extremities, scalp, face, and buttocks. It usually presents as a single blue or blue-black papular lesion less than 1cm in diameter. Simple excision is usually curative.NCI ThesaurusU.S. National Cancer Institute, 2021
-
Usually a benign tumor, that commonly presents as a solitary blue nodule with spindled MELANOCYTES covered by smooth SKIN. Several variants have been identified, one variant being malignant. The blue color is caused by large, densely packed melanocytes deep in the DERMIS of the nevus. In CHILDREN, they usually occur on the BUTTOCKS and LUMBOSACRAL REGION and are referred to as cellular blue nevi. Malignant blue nevi are more commonly found on the SCALP.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
-
Two clinically recognized variants of blue nevus exist: the common blue nevus and the cellular blue nevus. Ti�che, a student of Jadassohn, first described the common blue nevus in 1906.WebMD, 2019
Return to OpenMD Medical Dictionary
> B
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.