#dermatitis  inflammation of the skin; skin becomes itchy and may develop blisters
  supertype:  eczema  generic term for inflammatory conditions of the skin; particularly with vesiculation in the acute stages
  subtype:  actinic_dermatitis  dermatitis caused exposure to sunlight
  subtype:  atopic_dermatitis__atopic_eczema  dermatitis characterized by atopy
  subtype:  contact_dermatitis  a delayed type of allergic reaction of the skin resulting from skin contact with a specific allergen (such as poison ivy)
     subtype:  bubble_gum_dermatitis  an allergic contact dermatitis developed around the lips of children who chew bubble gum
     subtype:  Rhus_dermatitis  contact dermatitis resulting from contact with plants of the genus Toxicodendron
        subtype:  poison_ivy  dermatitis resulting from contact with the poison ivy plant
        subtype:  poison_oak  dermatitis resulting from contact with a poison oak plant
        subtype:  poison_sumac  dermatitis resulting from contact with a poison sumac plant
  subtype:  cradle_cap  a dermatitis of the scalp that is common in infants
  subtype:  diaper_rash__diaper_dermatitis  dermatitis of the thighs and buttocks of infants; supposedly caused by ammonia in the urine in the child's diapers
  subtype:  hypericism  a severe dermatitis of herbivorous domestic animals attributable to photosensitivity from eating Saint John's wort
  subtype:  neurodermatitis__neurodermatiti  dermatitis in which localized areas (especially the forearms or back of the neck or outer part of the ankle) itch persistently; cause is unknown
  subtype:  schistosome_dermatitis__swimmer's_itch__swimmer'sitch  a sensitization reaction to repeated invasion of the skin by cercariae of schistosomes (human or animal)
  subtype:  seborrheic_dermatitis__seborrheic_eczema  a chronic skin disease associated with seborrhea and greasy scales on the scalp or eyelids or other parts of the skin

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