899 results match your criteria: "Pityriasis Rosea"

Pityriasis rosea is a self-limiting skin disorder that can occur in pediatric patients. We report an atypical presentation of a 23-month-old male with a generalized rash similar in appearance to pityriasis rosea. We then review the literature on pityriasis rosea and its application to pediatrics.

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Evidence of "Silent" Hepatitis B Virus Infection in Psoriasis, Vitiligo, and Cases: A Pilot Study.

Indian J Dermatol

October 2024

From the Division of Biological Sciences, Academy of Scientific and Innovative Research (AcSIR), Ghaziabad, Uttar Pradesh, India.

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  • Pityriasis rosea (PR) is a skin condition that usually gets better on its own, often linked to reactivated human herpesviruses, causing mild rashes and itchiness.
  • Traditional treatment focuses on reassuring patients to rest, but severe cases may require medication, prompting a study comparing various treatments.
  • The analysis found that oral steroids and a combo with antihistamines were effective for itch relief, while acyclovir was the most effective for improving rash symptoms, making it the best option for more serious PR cases.
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Drug-Induced Pityriasis Rosea: A Systematic Review.

J Cutan Med Surg

October 2024

Division of Pediatric Dermatology, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada.

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Application of urine proteomics in the diagnosis and treatment effectiveness monitoring of early-stage Mycosis Fungoides.

Clin Proteomics

August 2024

Department of Dermatology, Peking Union Medical College Hospital, State Key Laboratory of Complex Severe and Rare Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, National Clinical Research Center for Dermatologic and Immunologic Diseases, Dongcheng District, Beijing, 100730, China.

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  • Mycosis fungoides (MF) is a common skin lymphoma often misdiagnosed due to its non-specific early symptoms, leading to treatment delays; researchers aimed to find urinary biomarkers for early detection of MF through proteomic analysis.
  • A study involving 13 early-stage MF patients treated with interferon α-2a and phototherapy analyzed urine samples before and after treatment, comparing them with healthy controls to identify differentially expressed proteins.
  • The results revealed 41 proteins with significant expression changes, with certain proteins like Serpin B5, epidermal growth factor (EGF), and RhoA showing lower levels in untreated MF patients, but these levels normalized after treatment, indicating potential biomarkers for monitoring MF.
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  • Pityriasis rosea is a temporary skin condition common in young adults, characterized by oval red, scaly patches mainly on the trunk and upper limbs, likely linked to reactivation of certain herpesviruses (HHV-6 and HHV-7).
  • There are also drug-related skin eruptions resembling pityriasis rosea, typically occurring in older individuals and lasting shorter, making it crucial to differentiate between the two.
  • A case study is presented about a patient with a drug eruption similar to pityriasis rosea due to imatinib mesylate treatment for chronic myeloid leukemia, emphasizing the importance of recognizing distinct histopathologic features for accurate diagnosis.
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  • Atopic dermatitis is a long-lasting skin condition that commonly affects the inner elbows and behind the knees, impacting both kids and adults, including those with darker skin tones.
  • The skin presents as dry, cracked, and discolored patches that may become thickened (lichenified).
  • The article will feature clinical images that demonstrate different appearances of chronic atopic dermatitis across various ages and skin types, using the Fitzpatrick scale for reference.
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  • Traditional herbs are commonly used for anti-fatigue treatment but can cause adverse effects.
  • Pityriasis rosea-like eruption (PR-LE) is a rare skin complication associated with herbal use, with limited documented cases.
  • A case study showed PR-LE appeared 6 days after taking certain herbs and improved significantly after stopping them, highlighting the need for monitoring side effects when using these herbs.
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  • Pityriasis Rosea (PR) is a common skin condition with unclear causes, and the study aims to investigate its epidemiology, clinical features, and supporting diagnostic methods.
  • The research involved 50 patients, analyzing their demographics, symptoms, and diagnostic findings through dermoscopy and histopathology, revealing that PR is more common in men (mean age 30.8 years) and often presents atypically in 40% of cases.
  • Key findings included common dermoscopic features like red backgrounds and scale patterns, while histopathological analysis showed significant indicators such as spongiosis and lymphocytic infiltrate; however, the study's sample size was limited due to COVID-19 and lacked follow-up data.
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Risk of birth complications and spontaneous abortion in pregnant patients with pityriasis rosea.

J Am Acad Dermatol

November 2024

Section of Dermatology, Dipartimento di Scienze della Salute, University of Genoa, Ospedale-Policlinico San Martino, Istituto di ricovero e cura a carattere scientifico, Genova, Italy.

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An atypical form of pediatric pityriasis rosea of the diaper area: Pityriasis marginata et circinata of Vidal.

Arch Pediatr

July 2024

Department of Dermatology and Venereology, Mohammed VI University Hospital Center, Bioscience and Health Laboratory, Cadi Ayyad University, FMPM Marrakech, Morocco.

Article Synopsis
  • Pityriasis rosea is a common skin condition that usually resolves on its own and is generally easy to diagnose in its typical form.
  • However, some atypical presentations can confuse doctors, making awareness of these variations crucial for accurate diagnosis.
  • The text discusses two specific patients who were likely suffering from an atypical form of Pityriasis rosea, highlighting the need for careful recognition by clinicians.
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Pityriasis Rosea and Immunosuppressive Drugs [Letter].

Clin Cosmet Investig Dermatol

May 2024

Unit of Dermatology, Department of Medical and Surgical Sciences, University of Foggia, Foggia, Italy.

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  • The study investigated the skin manifestations related to COVID-19, showing a connection to autoimmune and autoinflammatory diseases, especially dermatological conditions.
  • Conducted at CHU Ibn Rochd in Morocco, the study involved 18 COVID-19 patients displaying various skin issues, including rashes and mucosal involvement, with 94.44% experiencing general symptoms.
  • A significant portion of patients developed autoimmune diseases triggered by COVID-19, highlighting the need for greater awareness among clinicians regarding these skin-related complications.
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  • Psoriasis is a skin condition linked to high levels of a cytokine called IL-36, which differentiates it from similar skin disorders like pityriasis rosea (PR) and pityriasis lichenoides (PL).
  • A study compared IL-36 immunostaining patterns in 21 cases of PR, 22 cases of PL, and 10 cases of psoriasis, using a grading scale to assess positivity.
  • Results showed all psoriasis cases tested positive for IL-36, while all PR cases were negative, and a significant number of PL cases also had low or negative staining, indicating IL-36 could be a valuable marker for distinguishing these skin conditions.
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  • Recent studies have explored the link between human herpesvirus 6 (HHV-6) and human herpesvirus 7 (HHV-7) in the development of pityriasis rosea (PR), yielding inconsistent findings due to varying sample types and techniques used.
  • In this study, researchers tested tissue and plasma samples from 25 PR patients for HHV-6 and HHV-7 using advanced molecular and serological methods, finding a significant prevalence of HHV-6 and HHV-7 in the samples.
  • The results suggest that both HHV-6 and HHV-7 may play a role in PR, recommending the simultaneous collection of diverse biological samples and the use of quantitative real-time PCR for clearer
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  • COVID-19 has prompted rapid vaccine development, including the Oxford-AstraZeneca Vaccine (AZD1222), to combat health impacts from the virus.
  • A case study highlights a 37-year-old woman who developed pityriasis rosea (PR) after receiving her second dose of the AZD1222 vaccine, showing immune response side effects tied to vaccination.
  • Interestingly, while some literature associates PR with the Pfizer BioNTech vaccine, this patient had no adverse effects after subsequently receiving a booster of the same Pfizer vaccine.
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  • Pityriasis rosea (PR) is a common skin condition affecting mainly people aged 20 to 40, characterized by red, scaly patches and usually resolves within 6-8 weeks.
  • A 25-year-old female experienced a severe case of PR lasting six months, with ineffective traditional treatments and significant itching.
  • The patient was treated with abrocitinib, a medication known for its effectiveness in inflammatory conditions, which led to positive results.
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  • A systematic review was conducted to investigate cutaneous reactions, specifically pityriasis eruptions, after COVID-19 vaccinations, revealing 47 case reports involving 94 patients.
  • The findings showed that 64.9% had pityriasis rosea as the most common reaction, with Pfizer-BioNTech being the most reported vaccine associated with these skin reactions.
  • The study highlighted a significant discrepancy in post-vaccination pityriasis reactions between Pfizer and Moderna vaccines, suggesting the need for further research to understand these differences better.
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  • Psoriasis is an autoimmune skin condition with many subtypes, including the lesser-known follicular psoriasis (FP), which presents as scaly bumps around hair follicles.
  • A case study of a 31-year-old male with symmetrically itchy, scaly lesions was diagnosed with FP after utilizing dermoscopy and histopathology, resulting in successful treatment.
  • The discussion highlights the rarity of FP, notes the potential role of immune cells and keratin 17 in its development, and calls for more research to better understand the condition and its diagnosis through dermoscopy.
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Pityriasis Rosea Presenting as Psoriasiform Plaque.

Indian J Dermatol

February 2024

From the Department of Pediatric Dermatology, Institute of Child Health, Kolkata, West Bengal, India E-mail:

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  • The study investigates the histopathological features of secondary syphilis to identify how often it is misdiagnosed due to its varied skin manifestations.
  • Researchers analyzed 129 biopsy samples from 114 patients, finding that most samples exhibited between 5 and 9 distinct histopathological features.
  • Key diagnostic indicators included plasma cells, endothelial swelling, and epidermal hyperplasia, while atypical forms, especially in specific locations, can lead to confusion with other skin conditions like pityriasis rosea.
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