Contagious skin disorders


Animal parasites -> MITES

  • Highly irritating - itchy allergic reaction
  • Burrow into the epidermis where they feed, lay eggs, defecate and urinate.

Signs and Symptoms include:

  • Reddish or greyish lines on top of the epidermis
  • Blisters
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Animal parasites -> LICE

Three types of lice:

  • Head
  • Body
  • Pubic

They spread by direct contact with someone who is infected.

They crawl instead of flying or jumping.

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Fungal Infections


  • Small and ring like
  • Red, scaly and itchy
  • Come from direct contact with pets

Jock itch:

  • Associated with damp and tight clothing
  • More common in males

Athletes foot:

  • Starts between the 3rd and 4th toe
  • Foot burns and itches
  • Dry and scaly skin on the toes
  • Associated with warm, dark and humid conditions


  • Create infections called Tinea
  • Treated with antifungal cream, tablets or powder
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