Acanthosis nigricanshttps://en.wikipedia.org/wiki/Acanthosis_nigricans
Acanthosis nigricans waa calaamad caafimaad oo lagu garto bunni ilaa madow, si liidata loo qeexo, midabka maqaarka oo velvety ah. Badanaa waxaa laga helaa laalaabka jirka, sida laalaabka dambe iyo kan hore ee qoorta, kilkilooyinka, gumaarka, xuddunta, foodda iyo meelo kale. Waxay la xiriirtaa cilladaha endocrine, gaar ahaan iska caabbinta insulin iyo hyperinsulinemia, sida lagu arko sonkorowga mellitus.

Sababaha
Waxay caadi ahaan ku dhacdaa shakhsiyaadka da'doodu ka yar tahay 40, waxaana laga yaabaa inay hidde ahaan la iska dhaxlo oo lala xiriiriyaa buurnaanta ama endocrinopathy, sida hypothyroidism, acromegaly, cudurka polycystic ugxan-sidaha, sonkorowga u adkaysta insulin ama cudurka Cushing.

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  • Midabka madow iyo laalaabyada labada kilkilo waxay muujinayaan Acanthosis nigricans.
References Acanthosis Nigricans 28613711 
NIH
Acanthosis nigricans waa muujinta maqaarka ee xaalad hoose. Waxay inta badan ka soo baxdaa laalaabka maqaarka sida qoorta, kilkilooyinka, iyo gumaarka, waxayna u eg tahay balastar madow oo jilicsan oo leh geeso aan caddayn. Xaaladdan waxaa badanaa lala xiriiriyaa sonkorowga iyo caabbinta insulin, laakiin marar dhif ah waxay tilmaami kartaa kansar gudaha jirka. Waxa kale oo ay ka soo muuqan kartaa sababo la xiriira hormoonnada ama qaadashada daawooyin gaar ah sida steroids iyo kiniinnada ilaalinta uurka.
Acanthosis nigricans is a cutaneous manifestation of an underlying condition. It usually develops in skin folds, such as the back of the neck, axilla, and groin, where it presents as velvety hyper-pigmented patches with poorly defined borders. Acanthosis nigricans is most commonly associated with diabetes and insulin resistance, but rarely it can be a sign of internal malignancy. It can also occur with hormone disorders or with the use of certain medications like systemic glucocorticoids and oral contraceptives.
 Current treatment options for acanthosis nigricans 30122971 
NIH
Acanthosis nigricans (AN) waa xaalad maqaarka caadi ah oo la xiriirta arrimo caafimaad oo kala duwan sida caabbinta insulin, sonkorowga, buurnaanta, kansarka qaarkood, dhibaatooyinka hormoonnada, iyo falcelinta daawooyinka. Daaweynta AN waxay diiradda saartaa wax ka qabashada dhibaatooyinka caafimaad ee hoose. Markii hore, dhakhaatiirtu waxay baaraan calaamadaha caabbinta insulin, oo ay ku jiraan cayilka, kolestaroolka sare, dhiig karka, iyo nooca 2 ee sonkorowga. Dhakhaatiirtu badanaa waxay u qoraan topical retinoids sidii doorashada daawaynta koowaad, taasoo ka caawin karta dhumucda maqaarka. Si kastaba ha ahaatee, waxay laga yaabaa inaysan si buuxda uga hadlin madoobaynta maqaarka. Ikhtiyaarada kale ee daawaynta sida salicylic acid, podophyllin, urea, iyo calcipotriol sidoo kale waxay u baahan yihiin codsi joogto ah.
Acanthosis nigricans (AN) is a common dermatologic manifestation of systemic disease that is associated with insulin resistance, diabetes mellitus, obesity, internal malignancy, endocrine disorders, and drug reactions. Treatment of AN primarily focuses on resolution of the underlying disease processes causing the velvety, hyperpigmented, hyperkeratotic plaques found on the skin. Initial considerations for the AN workup include evaluating patients for insulin resistance syndrome characterized by obesity, dyslipidemia, hypertension, and diabetes mellitus type II. For cosmetic treatment, topical retinoids are considered the first-line therapy for insulin-resistant AN by modifying keratinization rate. However, topical tretinoin requires application for long durations and improves hyperkeratosis, but not hyperpigmentation. Topical salicylic acid, podophyllin, urea, and calcipotriol also require frequent application, while TCA peels may provide a faster and less time-intense burden.