Related Experiment Video
Updated: Jul 3, 2026
03:22
Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases
Published on: March 1, 2024
Vesicular pityriasis rosea: an atypical presentation
Didem Didar Balci1, Sibel Hakverdi
1Mustafa Kemal University, Faculty of Medicine, Department of Dermatology, Antakya, Turkey. didemaltiner@yahoo.com
Dermatology Online Journal
|July 17, 2008
Summary
Pityriasis rosea (PR) is a common skin condition. This report details a rare atypical presentation of PR featuring vesicles on red macules and plaques.
Area of Science:
- Dermatology
- Clinical Medicine
- Pathophysiology
Background:
- Pityriasis rosea (PR) is an acute, self-limited papulosquamous dermatosis.
- Typically affects the trunk and extremities, commonly in adolescents and young adults.
- Various atypical presentations of PR have been documented.
Observation:
- This study reports an unusual case of pityriasis rosea.
- The patient presented with a rare atypical form of the condition.
- Vesicles were observed on erythematous macules and plaques.
Findings:
- A rare atypical variant of pityriasis rosea was identified.
- The presentation included vesicles superimposed on erythematous macules and plaques.
- This finding expands the spectrum of known PR morphologies.
Implications:
- Highlights the importance of recognizing atypical presentations of pityriasis rosea.
- May prompt further investigation into the diverse clinical manifestations of PR.
- Contributes to a comprehensive understanding of dermatological conditions.
Related Concept Videos
01:14Atypical Pneumonia
Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease include...
01:29Respiratory Syncytial Virus Disease
Human respiratory syncytial virus (RSV) is a widespread pathogen that primarily targets infants and young children but also poses a serious health risk to elderly and immunocompromised individuals. Belonging to the Pneumoviridae family, RSV is a negative-sense, single-stranded RNA virus within the Pneumovirus genus. Its global health burden is significant, with millions of cases annually resulting in hospitalizations and mortality, particularly in resource-limited settings. Although most...
01:12Giardiasis
Giardiasis is a globally prevalent intestinal infection caused by the protozoan parasite Giardia duodenalis (also known as G. lamblia or G. intestinalis). This flagellated protozoan is the most frequently identified intestinal parasite in the United States and worldwide. Transmission primarily occurs via the fecal-oral route, with infection arising from ingestion of water or food contaminated with cysts. Individuals in low-resource settings, international travelers, outdoor enthusiasts, daycare...
01:19Chronic Obstructive Pulmonary Disease IV: Clinical Manifestations
Chronic Obstructive Pulmonary Disease, or COPD, is a long-term condition marked by persistent and only partially reversible airflow limitation. It involves two overlapping conditions—chronic bronchitis and emphysema—which often co-appear but differ in dominant symptoms and underlying mechanisms.Chronic Bronchitis FeaturesChronic bronchitis presents with a persistent productive cough and thick, sometimes purulent mucus due to airway inflammation, enlarged mucus glands, and goblet cell...
01:20Inflammatory Bowel Disease IV: Clinical Manifestations
Inflammatory bowel disease (IBD) encompasses two major chronic disorders—ulcerative colitis and Crohn’s disease—each characterized by relapsing episodes of gastrointestinal inflammation. Although they share certain clinical features, their patterns of involvement and manifestations differ in ways that aid diagnosis and guide management.Ulcerative ColitisUlcerative colitis is limited to the colon and rectum and involves continuous inflammation of the mucosal layer. The disease course is marked...
01:28Pulmonary Tuberculosis V
Medical management of tuberculosis (TB) patients involves a comprehensive approach that includes diagnosis, treatment, and monitoring. The specific strategies can vary depending on the type of tuberculosis (latent or active), the patient's overall health status, and other considerations.
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the progression...
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the progression...