Pityriasis Rosea: Diagnosis and Treatment - AAFP
网页2018年1月1日 · Pityriasis rosea is a self-limiting skin condition that presents as discrete scaly papules and plaques along the Langer lines (cleavage lines) over the trunk and limbs.
Pityriasis Rosea (Christmas Tree Rash): Causes & Treatment
网页A variant called inverse pityriasis rosea can affect the skin on your neck, face, armpits (axillae) and groin, though it isn’t common. Your skin may develop discolored patches (lesions) that look like scales or dry, crinkly paper. The patches may itch.
Pityriasis rosea - DermNet
网页What is pityriasis rosea? Pityriasis rosea is a self-limiting rash, which resolves in about 6–10 weeks. It is characterised by a large circular or oval "herald patch", usually found on the chest, abdomen, or back.
Pityriasis rosea - Symptoms & causes - Mayo Clinic
网页2024年7月12日 · Pityriasis rosea typically begins with an oval, slightly raised, scaly patch — called the herald patch — on the face, back, chest or abdomen. Before the herald patch appears, some people have headache, fatigue, fever or sore throat.
Clinical variants of pityriasis rosea - PMC - National Center for ...
网页2017年6月6日 · Pityriasis rosea (PR) is a relatively common, self-limited papulo-squamous dermatosis of unknown origin, which mainly appears in adolescents and young adults (10-35 years), slightly more common in females.
Pityriasis Rosea - Pityriasis Rosea - Merck Manual Professional Edition
网页Pityriasis rosea is a self-limited, inflammatory disease characterized by diffuse, scaling papules or plaques. Diagnosis is clinical. Treatment is usually unnecessary. Pityriasis rosea most commonly occurs between ages 10 and 35. It affects women more often.
Pityriasis rosea - Diagnosis & treatment - Mayo Clinic
网页2022年10月11日 · In most cases, your health care provider can identify pityriasis rosea by looking at the rash. You might need a scraping or possibly a skin biopsy, which involves taking a small piece of the rash for testing. This test can help tell a pityriasis rosea rash from other, similar rashes.
Pityriasis rosea - UpToDate
网页2023年3月9日 · Pityriasis rosea (PR) is an acute, self-limited, exanthematous skin disease characterized by the appearance of slightly inflammatory, oval, papulosquamous lesions on the trunk and proximal areas of the extremities (picture 1A-E). The diagnosis and management of this disorder are reviewed here. ETIOLOGY.
Pityriasis Rosea | Current Medical Diagnosis & Treatment 2025 ...
网页A variant that affects the flexures (axillae and groin), so-called inverse pityriasis rosea, and a papular variant, especially in patients with more darkly pigmented skin types, also occur. An initial lesion (“herald patch”) that is often larger than the later lesions often precedes the general eruption by 1–2 weeks.
网页The diagnosis of pityriasis rosea is based on clin - ical and physical examination findings. Classic pityriasis rosea starts with a herald patch on the trunk (Figures 1 and 21) in up to 90% of...
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