Acanthosis nigricans (overview) Images

Acanthosis nigricans benigna: Mostly symmetrical blackish-brown hyperpigmentations with velvety, partly also verrucous plaques. Blurred demarcation to the surroundings. No detectable underlying disease.

Acanthosis nigricans (benigna): generalized clinical picture with pigmented, blurred, symptomless plaques in the axillae, genital area and inguinal regions.

Acanthosis nigricans (overview): benign acanthosis nigricans in a (obese) southern European. characteristic verrucous, blurred plaques. hyperhidrosis.

Acanthosis nigricans (overview): benign acanthosis nigricans in a (obese) Southern European with characteristic sour, blurred plaques.

Acanthosis nigricans: grey-brown, papillomatous-hyperkeratotic, extensive, blurred, symptomless plaques in an otherwise healthy 40-year-old woman.

Acanthosis nigricans: Bilateral greyish-brown, papillomatous-hyperkeratotic, asymptomatic, flat, rough plaques in a 40-year-old obese African-American patient.

Acanthosis nigricans (benigna): generalized clinical picture with large, blurred, symptomless, surface rough, brown, otherwise completely symptomless plaques.

Acanthosis nigricans: "malignant" Acanthosis nigricans in a patient with extensive anal carcinoma.