Possible Causes for Lichen Simplex Chronicus in USA

  • Hypersensitivity
    Lichen Simplex Chronicus

    An allergy is defined as an immune response induced by exposure to an allergen. Austrian pediatrician Clemens Pirquet first used the term allergy in 1906. Hypersensitivity reactions can be divided into four groups: type I, type II, type III and type IV, based on the mechanisms involved. Symptoms of type1…[1]

  • Contact Dermatitis
    Lichen Simplex Chronicus

    Contact dermatitis is a localized inflammatory reaction of the skin caused by allergens or irritants. Symptoms for both types of contact dermatitis are essentially the same and they present as a red rash to begin with. This reaction is immediate in case of irritant dermatitis and delayed for few hours or days in…[2]

  • Scabies
    Lichen Simplex Chronicus

    Scabies is a common parasitic skin disease, which is caused by Sarcoptes scabiei. Clinical manifestations are pruritus that worsens during the night and a papular rash. The pruritus is a result of a delayed type-IV hypersensitivity reaction to the mite, the mite’s feces or their eggs. Therefore symptoms may not…[3]

  • Pyoderma
    Lichen Simplex Chronicus

    Pyoderma means any skin disease that is pyogenic (has pus). These include superficial bacterial infections such as impetigo, impetigo contagiosa, ecthyma, folliculitis, Bockhart's impetigo, furuncle, carbuncle, tropical ulcer, etc. Autoimmune conditions include pyoderma gangrenosum. Pyoderma affects more than 111 million…[4]

  • Seborrheic Dermatitis
    Lichen Simplex Chronicus

    Seborrheic dermatitis is a common chronic, inflammatory skin disorder. Seborrheic dermatitis symptoms appear slowly and mostly the first symptom is flaky skin and scalp. Symptoms develop anyplace on the skin of the face, back of the ears and in places where the skin folds are seen. Flakes may be yellow, white or…[5]

  • Psoriasis
    Lichen Simplex Chronicus

    Psoriasis is a chronic, multifactorial, inflammatory disease, characterized by circumscribed, scaling, erythematous macules, papules and plaques. They frequently occur on the skin of the elbows and knees, but can affect any area. Exacerbations and remissions are typical and often related to systemic or environmental…[6]

  • Chronic Hepatitis C
    Lichen Planus

    Hepatitis C is an infectious disease caused by the hepatitis C virus. If such an infection persists for more than six months, it is deemed chronic hepatitis C, and this condition bears high risks of liver cirrhosis or malignant degeneration. An acute stage of hepatitis C infection has been described, but most patients…[7]

  • Tinea Corporis
    Lichen Planus

    Tinea corporis is a common dermatophyte infection of the skin that is common worldwide. The disorder is characterized by lesions that can be inflammatory or non-inflammatory on the glabrous skin (skin other than the groin, scalp, palms and soles). The patients may be asymptomatic or may present with pruritic…[8]

  • Hepatitis C
    Lichen Planus

    Hepatitis C is a viral infection caused by the hepatitis C virus. A mildly symptomatic chronic illness is observed in the majority of cases. But because of its risk of progression to cirrhosis and hepatocellular carcinoma which can both be life-threatening, timely detection is necessary. Detection of specific antibodies…[9]

  • Generalized Herpes Simplex Infection of the Newborn
    Herpes Simplex Encephalitis

Further symptoms

Similar symptoms


  1. Hypersensitivity, Symptoma
  2. Contact Dermatitis, Symptoma
  3. Scabies, Symptoma
  4. Pyoderma, Wikipedia, CC-BY-SA-3.0
  5. Seborrheic Dermatitis, Symptoma
  6. Psoriasis, Symptoma
  7. Chronic Hepatitis C, Symptoma
  8. Tinea Corporis, Symptoma
  9. Hepatitis C, Symptoma