Small rough growths that are caused by the infection of keratinocytes with HPV. They can appear anywhere but most commonly seen on the hands and feet

A verruca is a wart of the sole of the foot

Causes/Factors

  • Age - most common during school years and reaching a peak in adolescence and early adulthood. Very unusual in infants and very young children
  • Contact with infected surfaces - eg swimming pools.

Signs

  • Firm raised with rough surface that resembles a cauliflower
  • Often have a central dark dot - thrombosed capillaries and may be painful
  • Mosaic warts occur when palmar or plantar warts coalesce into larger plaques

Diagnostic Tests

  • Diagnosed from appearance

Management

  • Salicylic acid
  • Cryotherapy (not recommended for younger children)

Usually managed in primary care. Refer if:

  1. An uncertain diagnosis
  2. A facial wart
  3. Multiple recalcitrant wars and compromised immunity
  4. Extensive warts
  5. Persistent warts that are unresponsive to treatment

Other pieces of info

  • May clear spontaneously at any time. Resolution more rapid in children
  • Benign warts in immunocompetent people almost never undergo malignant change