Acanthosis nigricans represents increased skin thickness on the neck!
It is often associated with insulin resistance, diabetes, and polycystic ovarian syndrome (PCOS) due to increased insulin-like growth factor (IGF) production. You may want to see your doctor first to make sure there is no underlying disease!
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The best treatments help to normalize the skin thickness by exfoliating or increasing cell turnover
Retinoids, like differin gel, and exfoliants like amlactin are particularly helpful!
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