spider angioma (nevus araneus, arterial spider)

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Introduction

A red focal telangiectatic network of dilated capillaries radiating from a central arteriole.

Etiology

Epidemiology

  • not uncommon in normal individuals, but up to 15% in normal elderly
  • more common in females
  • may occur in children (no medical significance)

Pathology

Clinical manifestations

* images[3]

Differential diagnosis

Management

electrodesiccation or laser surgery

More general terms

References

  1. Color Atlas & Synopsis of Clinical Dermatology, Common & Serious Diseases, 3rd ed, Fitzpatrick et al, McGraw Hill, NY, 1997, pg 158
  2. Principles of Geriatric Medicine, 4th ed,, Hazzard et al (eds), McGraw-Hill, NY, 1999, pg 582
  3. 3.0 3.1 DermNet NZ. Angiomas (images) http://www.dermnetnz.org/vascular/angioma.html