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Chapter 1. Acanthosis Nigricans

Distribution

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Fig. 1-1

Widespread acanthosis nigricans. This implies concurrence of an internal malignancy.


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Fig. 1-2

Confluent papillomatosis of the lips and buccal mucosa.


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Fig. 1-3

Bilateral involvement of the axillae in this obese young man with an endocrine disorder.


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Fig. 1-4

The neck is a favorite site.