Support DermNet NZ

There are several options for donations—which are gratefully received. Your gift will be spent on expanding and improving DermNet New Zealand's content and design.

Donate Now

Cutaneous signs of systemic disease


Developed in collaboration with the University of Auckland Goodfellow Unit in 2007.

Images have been sourced from the following:

  • Hon Assoc Prof Amanda Oakley
  • The Department of Dermatology, Health Waikato
  • Prof Raimo Suhonen (Finland)

 goodfellow unit logo

Signs of malignancy


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


Making a donation

Donate Today!