mucosal melanotic lesion labia Figure 3 from Dermoscopic Features of Melanosis Melanosis and Lentiginosis (benign) -

PMID 25096243

One particular study investigated this by conducting experiments where the pudendal nerves, which are considered vital for erectile function, were bilaterally transected, and nitric oxide synthase (the enzyme responsible for producing NO) was blocked using a specific inhibitor known as L-NAME

Melanin Synthesis Increase (MC1R models)Marked Food Intake Reduction (MC4R models)Significant Receptor Potency vs

One of the top indications is removing recurrent basal cell or squamous cell carcinomas on the lower legs that have returned after previous treatments like cryotherapy or surgical excision

Because pigmented lesions on mucous membranes and anogenital skin are atypical morphologically, they should be biopsied