Blue nevus is a type of melanocytic nevus. The blue colour is caused by the pigment being deeper in the skin than in ordinary nevi. In principle they are harmless but they can sometimes be mimicked by malignant lesions, i.e. some melanomas can look like a blue nevus.
Blue nevus የሚያመለክተው በሜላኖይተስ ከመጠን በላይ በማደግ ምክንያት የሚፈጠር የቆዳ እድገቶችን ቡድን ነው፣ ከሰማያዊ እስከ ጥቁር ጭንቅላት፣ ክንዶች ወይም መቀመጫዎች ላይ ይታያሉ። ብዙውን ጊዜ ነጠላ እና የተገኙ ናቸው፣ ነገር ግን ከተወለዱበት ጊዜ ጀምሮ ሊኖሩ እና በተለያዩ አካባቢዎች ሊከሰቱ ይችላሉ። እነዚህ ቁስሎች ብዙውን ጊዜ እንደ ሜላኖማ ባሉ ጥቁር ቀለም ያላቸው እድገቶች በስህተት በጭንቅላቱ፣ በእጆች፣ በታችኛው ጀርባ ወይም መቀመጫዎች ላይ ሰማያዊ ሆነው ይታያሉ። The term blue nevus describes a group of skin lesions characterized by dermal proliferation of melanocytes presenting as blue to black nodules on the head, extremities, or buttocks. In most cases, they are acquired and present as a solitary lesion but may also be congenital and appear at multiple sites. Blue nevi are melanotic dermal lesions that commonly presents as a blue nodule on the scalp, extremities, sacrococcygeal region, or buttocks. Its characteristic blue to black hue is frequently confused with other darker pigmented lesions, including malignant melanoma.
ባዮፕሲ አንዳንድ ጊዜ ይከናወናል ወይም አጠቃላይ ቁስሉ በቀዶ ጥገና ይወገዳል. ክሊኒካዊ ውጤቱ በአጠቃላይ ጥሩ ነው እና ትንሽ የካንሰር ለውጥ እድል አለ. ልዩነት ምርመራ dermatofibroma እና melanoma ያካትታል.