Moviy Nevus (Blue nevus) rangli nevusning bir turi bo'lib, odatda bitta yaxshi chegaralangan ko'k yoki qora tugun. Nevusning ko'k rangi pigment hujayralarining terida chuqur joylashganligidan kelib chiqadi.
Ba'zida biopsiya o'tkaziladi yoki butun lezyon jarrohlik yo'li bilan olib tashlanadi. Klinik natija odatda yaxshi va saraton o'zgarishi ehtimoli kam. Differentsial tashxisga dermatofibroma va melanoma kiradi.
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.
☆ Germaniyaning 2022 yilgi Stiftung Warentest natijalariga ko'ra, iste'molchilarning ModelDermdan qoniqish darajasi pullik teletibbiyot maslahatlariga qaraganda bir oz pastroq bo'lgan.
Nevus hujayralari chuqur joylashganligi sababli, u ko'k rangda ko'rinadi.
Atipik misol ― Moviy Nevus (Blue nevus) odatda nosimmetrik shaklga ega. Bunday hollarda bazal hujayrali karsinoma va melanomani farqlash kerak
Blue nevus bosh, qo'llar yoki dumbalarda ko'kdan qora ranggacha bo'lgan ko'k ranggacha bo'lgan melanotsitlarning haddan tashqari o'sishi natijasida paydo bo'lgan teri o'sishi guruhiga ishora qiladi. Ular odatda yolg'iz va orttirilgan, lekin tug'ilishdan ham mavjud bo'lishi va bir nechta sohalarda paydo bo'lishi mumkin. Ko'pincha melanoma kabi quyuqroq pigmentli o'smalar bilan noto'g'ri bo'lgan bu jarohatlar odatda bosh terisi, qo'llar, pastki orqa yoki dumbalarda ko'k rangda ko'rinadi. 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.
Ba'zida biopsiya o'tkaziladi yoki butun lezyon jarrohlik yo'li bilan olib tashlanadi. Klinik natija odatda yaxshi va saraton o'zgarishi ehtimoli kam. Differentsial tashxisga dermatofibroma va melanoma kiradi.