1 percent
  • a parent or other relative with psoriasis
  • a history of certain infections, including streptococcal infections (such as strep throat)
  • a history of taking certain medications
  • obesity
20 to 30
one-third

Psoriasis in babies

Guttate psoriasis

Plaque psoriasis

  • scalp
  • torso
  • back
  • elbows
  • knees

Other types of psoriasis

  • pustular psoriasis, which causes pus-filled bumps
  • inverse psoriasis,which causes smooth, discolored patches in folds of skin
  • nail psoriasis, which causes the child’s nails to become unusually thick, ridged, and pitted
  • erythrodermic psoriasis, a rarer and very serious form of the condition that causes skin inflammation across most of the body
  • stress
  • skin injuries
  • infections
  • medications
  • using a lotion or cream to keep your child’s skin moisturized
  • bathing in lukewarm (not hot) water
  • using mild soaps or cleansers
  • Topical treatments. These include medicated creams and ointments.
  • Phototherapy (light therapy). In this treatment, your child’s doctor will shine ultraviolet (UV) light on their skin or prescribe a UV light unit for use at home.
  • Oral or injected medications. These are prescribed for more severe cases and include methotrexate and biologic drugs.