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Friday, October, 23, 2009

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Health Encyclopedia: Pityriasis Rosea

Definition

Pityriasis rosea is a common type of skin rash seen in young adults.


Causes, incidence, and risk factors

Pityriasis rosea occurs most commonly in the fall and spring. It is believed to be caused by a virus. Although pityriasis rosea may occur in more than one person in a household at a time, it is not thought to be highly contagious.

Attacks generally last 4 - 8 weeks. Symptoms may disappear by 3 weeks or last as long as 12 weeks. There is generally a single large

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Health Guide

Psoriasis: Introduction
Psoriasis is a chronic skin disorder marked by periodic flare-ups of sharply defined red patches, covered by a silvery, flaky surface. The primary disease activity leading to psoriasis... Read more »
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Injections or Topical TreatmentsPenile injections have now largely been replaced by PDE5 inhibitors such as sildenafil. Nevertheless, injection therapies employ various drugs that have properties... Read more »

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