Melanonychia arises from nail matrix melanocyte activation, benign proliferations, subungual melanoma, or non-melanocytic triggers like infections, trauma, drugs, and inflammation, with melanoma posing stealth risks due to nonspecific signs delaying diagnosis and worsening prognosis. Dermoscopy differentiates malignant from benign causes - adult single-nail involvement demands biopsy vigilance, while pediatric cases favor monitoring. Treatment targets etiology: antifungals for onychomycosis, trauma cessation, conservative excision for benign tumors, emphasizing validated criteria to balance early melanoma detection against overtreatment of harmless pigmentation. Master nail dermoscopy - catch melanoma, spare benign nails!
To read more Click Here ##Reference## CHuang H, Dai XY, Pan LX, Song ZQ, Li L, Liu T. Challenges in the Diagnosis and Management of Nail Melanocytic Disorders. Clin…
