Allergic Contact Dermatitis

Contact dermatitis

  • This is an Allergic Reaction of the skin, characterized by dry itchy skin. It is
    caused by contact of the skin with substances such as chemicals that induce an Allergic Reaction.

  • Tiny blisters that may crust
  • Scaling, red, thickened skin
  • Itching, burning, stinging
  • Large blisters occur
  • Blisters may follow a line

  • Soaps
  • Detergents
  • Organic solvents
  • Poison ivy
  • Poison oak
  • Neomycin
  • Hair dyes
  • Latex
  • Adhesive tape
  • Nickel in jewelry
  • Preservatives

  • Course of Contact Dermatitis -- usually takes two to three weeks to resolve
  • Wet compresses
  • Calamine or starch
  • Topical corticosteroids such as Temovate
  • Tar therapy
  • Oral Prednisone for severe cases for 12-21 days

  • Scratching can cause scarring, infection, increased pigmentation and thickening of the skin.
  • High-strength steroids may thin skin, cause acne and affect growth and will require monitoring by a physician.

  • Avoidance of irritants and triggers

- Washing allergic substance as quickly as possible. Sometimes isopropyl (rubbing) alcohol is used to wash off organic solvents. Lodoquinal may help with nickel allergy. The best prevention, of course, is to avoid substances that induce this reaction.