What STD causes pityriasis?

What STD causes pityriasis?

Most recently, pityriasis rosea has been associated most strongly with a virus from the human herpes family called human herpesvirus-6 and/or 7 (HHV-6, HHV-7). Pityriasis rosea is not caused by or known to be associated with the common types of herpes virus that causes genital, oral herpes, or varicella (chickenpox).

How is pityriasis rosea contracted?

The exact cause of pityriasis rosea is unclear. Some evidence indicates the rash may be triggered by a viral infection, particularly by certain strains of the herpes virus. But it’s not related to the herpes virus that causes cold sores. Pityriasis rosea isn’t believed to be contagious.

Can pityriasis rosea be passed on?

Experts aren’t sure what causes pityriasis rosea. Unlike many other skin conditions, it is not an allergic reaction or caused by a fungus or bacteria. It may be caused by a virus. The rash does not appear to spread from person to person.

What is pityriasis rosea associated with?

Pityriasis rosea is associated with systemic active infection with both human herpesvirus-7 and human herpesvirus-6. J Invest Dermatol. 2002 Oct. 119(4):793-7. [

Is pityriasis rosea a syphilis?

Pityriasis rosea most closely resembles secondary syphilis. However, pityriasis rosea does not produce the lymphadenopathy or the palmar/plantar skin lesions regularly seen with secondary syphilis. Pityriasis rosea is definitively differentiated by syphilis serology.

Is pityriasis rosea a bacteria?

What causes pityriasis rosea? The cause of pityriasis rosea is not known, but it is commonly believed to be caused by a virus or bacteria. Some patients may have a cold before the rash. It is usually seen in children, adolescents, and young adults.

Does pityriasis rosea make you tired?

The rash can form diagonal stripes down your back like the branches of a Christmas tree. The patches may itch, especially if your skin gets warmer during exercise or a hot shower. You may also feel tired and achy. The symptoms of pityriasis rosea can seem like other health conditions.