Pityriasis rosea is a mild, pink-colored rash
that is shaped like an oval. It usually develops in patches on
the back, chest, and stomach. It occurs most often in young adults,
however it can develop at any age.
Symptoms of Pityriasis Rosea
The symptoms of pityriasis rosea are:
- Flaky, pink rash, shaped like an oval
Called a "herald patch", this rash occurs about 1
to 2 weeks before the outbreak of rash.
Herald patch of pityriasis rosea.
- Patches of rash often has a "Christmas tree" or
rough triangular pattern on the back.
- May or may not be accompanied by itching
Pityriasis rosea has similar symptoms to other skin conditions,
such as eczema, psoriasis, ringworm, and even syphilis.
Causes of Pityriasis Rosea
It is thought that this skin condition is caused by a virus.
However, it is not contagious.
Pityriasis Rosea Treatment
Mild cases of pityriasis rosea may go away by itself and may
not require any treatment.
There is no direct treatment for this condition - however, corticosteroid
creams may be prescribed to help relieve the itching. It is thought
that exposure to ultraviolet light - usually done at the doctor's
office - can shorten the duration of the condition and help healing.
How Long Does Pityriasis
Rosea Rash Last?
Pityriasis rosea rashes usually last between 2 to 6 weeks. After
the rashes go away, people with dark skin may see dark spots that
last for several months.