Disease or Syndrome
pityriasis rosea
Subclass of:
Pityriasis
Definitions related to pityriasis rosea:
-
A mild exanthematous inflammation of unknown etiology. It is characterized by the presence of salmon-colored maculopapular lesions. The most striking feature is the arrangement of the lesions such that the long axis is parallel to the lines of cleavage. The eruptions are usually generalized, affecting chiefly the trunk, and the course is often self-limiting.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
-
A mild, self-limited skin disorder that is most commonly seen in children and young adults. It is characterized by an initial large round spot on the chest, abdomen, or back, often referred to as a herald patch, that is usually followed within a week by a distinctive pattern of similar but smaller papules on the torso, arms, and legs. There may also be itching, especially when overheated.NCI ThesaurusU.S. National Cancer Institute, 2021
-
Pityriasis rosea is a self-limited, inflammatory disease characterized by diffuse, scaling papules or plaques. Treatment is usually unnecessary.Merck & Co., Inc., 2020
-
Pityriasis rosea (PR) is a benign rash first described by Gilbert 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.WebMD, 2019
-
Pityriasis rosea is a rash that usually begins as a large circular or oval spot on your chest, abdomen or back. Called a herald patch, this spot can be up to 4 inches (10 centimeters) across.Mayo Foundation for Medical Education and Research
-
Pityriasis rosea (PR) is an inflammatory skin condition of uncertain etiology, although an unknown infectious agent has been suggested. PR manifests as an acute, self-limited, inflammatory eruption characterized by a single larger lesion, the herald patch, followed by eruption of smaller papulosquamous oval lesions.Athenahealth, Inc., 2019
Return to OpenMD Medical Dictionary
> P
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.