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Diagnosis: Acanthosis nigricans
Description: Velvety-like thickening of the skin.
Morphology: Hyperpigmentation
Site: Axillae
Sex: M
Age: 28
Type: Clinical
Submitted By: Nameer Al-Sudany
Differential DiagnosisHistory: A young adult slightly overweight man presented with mildly hyperpigmented, velvety-like thickening of the skin with many skin tags of both axillae. He has no history of diabetes mellitus and family history of similar condition was negative.