Another suspected trigger is stress and the condition, regardless of the cause implicated, is not suspected until therapies used for closely related conditions have failed. Pityriasis rosea is
Practice Essentials. Pityriasis rosea (PR) is a benign rash first described by Gibert in 1860; the name means “fine pink scale.”. It is a common skin disorder observed in otherwise healthy people, most frequently children and young adults. Other types of similar skin eruptions include lichen planus, psoriasis, and pityriasis rubra pilaris. Studies have tried to find a viral or bacterial cause of pityriasis rosea. So far, these studies have been inconclusive and the cause is still unknown. Pityriasis rosea tends to occur most often in the colder months. It affects all ethnicities equally. Only 2.8% to 3.7% of those who have had the condition will have a recurrence. Pityriasis rosea usually begins with a large, scaly, pink patch on the chest or back, which is called a “herald” patch. It is frequently confused with ringworm, but antifungal creams do not help because it is not a fungus. Within a week or two, more pink patches appear on the chest, back, arms, and legs. Pityriasis rosea may also occur onEczema. Eczema is the name for a group of conditions that cause red, itchy skin patches similar to psoriasis. As opposed to psoriasis, an autoimmune disorder, eczema is characterized by an overactive (rather than self-destructive) immune response. Eczema tends to be itchier than psoriasis and can cause oozing and crusting when scratched.
Can pityriasis rosea be caused by stress? Its exact cause is unknown. No germ (bacterium, virus, or fungus) has been found in people with the rash. However, certain . 11 314 282 292 390 370 218 41 13