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Cutaneous signs of systemic disease

Signs of malignancy

Created 2009.

Learning objectives

  • Recognise potential cutaneous signs of malignancy

Signs of internal malignancy

A group of rare cutaneous disorders are associated with internal cancer and are considered paraneoplastic syndromes. However, benign variants are more common for many of these conditions.

Malignancy as a sign of internal disease

Some malignant skin tumours may indicate the presence of an internal cancer.


Look for cutaneous signs of malignancy in your patients with cancer.


Related information


On DermNet NZ:

Information for patients

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