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Should I Worry about Pityriasis Rosea ?

  • Pityriasis rosea is an acute, self-limiting papulosquamous exanthem that usually lasts 6 to 8 weeks and resolves on its own. 
  • There is no seasonal preference. 
  • Patients are typically young adults, with an average age of 10 to 35 years at presentation
  • Females are slightly more affected.
  • Several people confuse and call it psoriase rosea. 
Should I Worry about Pityriasis Rosea ?

  • This article will gives all about pityriasis rosea of gilbert ! 

How does a person get pityriasis rosea?

  • The etiology of pityriasis rosea is still unknown. 
  • Several factors point to an infectious agent : Human herpes virus (HHV)-6 and/or HHV-7 are the currently proposed pathogens, with either reactivation or primary infection. 
  • Pregnant women who develop pityriasis rosea within the first 15 weeks of their pregnancy may have an active HHV-6 infection and have a premature delivery with neonatal hypotonia or even fetal death.

Is pityriasis rosea linked to cancer ? 

  • At present, no link between the rash and cancer.

Does pityriasis rosea make you feel ill?

  • A viral-like constitutional prodrome or symptoms of an upper respiratory infection may occasionally precede the onset of cutaneous lesions.
  • Itching is the most commonly reported symptom.

What is herald patch ?

  • Pityriasis rosea usually begins with a single heraldpatch, which is a pink-colored, plaque with a fine collarette scale in the center : herald patch. 

Pityriasis rosea stages

  • Following lesions are smaller (1-2 cm) pink-salmon papules and plaques on the trunk and extremities.
  • They also have a fine central or a scale collarette. They typically develop symmetrically along the lines of cleavage (Langer's) and result in a "Christmas tree" distribution: christmas tree rash. 

christmas tree rash.


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