Related Experiment Video
Updated: Jun 10, 2026
13:32
VirWaTest, A Point-of-Use Method for the Detection of Viruses in Water Samples
Published on: May 11, 2019
A case of hydroa vacciniforme
Hae-Young Park1, Ji-Hye Park, Kyung-Tae Lee
1Department of Dermatology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
Annals of Dermatology
|August 17, 2010
Summary
Hydroa vacciniforme (HV) is a rare pediatric skin disorder causing photosensitivity and scarring. Diagnosis relies on skin biopsy and ultraviolet phototesting to identify characteristic vesicles.
Area of Science:
- Dermatology
- Pediatrics
Background:
- Hydroa vacciniforme (HV) is a rare, chronic pediatric skin disorder.
- It is characterized by photosensitivity and recurrent vesicles that result in scarring.
- The exact pathogenesis and genetic basis of HV remain unknown.
Observation:
- Diagnosis of HV is challenging due to a lack of specific laboratory abnormalities.
- Clinical diagnosis relies on characteristic histological findings from skin biopsies.
- Repetitive ultraviolet phototesting is crucial for reproducing the distinctive vesicles.
Findings:
- This report details a case of a 7-year-old female diagnosed with Hydroa vacciniforme.
- The diagnosis was confirmed through histopathology and ultraviolet phototesting.
- The case highlights the established diagnostic methods for this rare condition.
Implications:
- This case underscores the importance of histopathology and phototesting in diagnosing pediatric Hydroa vacciniforme.
- Further research into the pathogenesis of HV is warranted.
- Accurate diagnosis is essential for appropriate patient management and understanding prognosis.
Related Concept Videos
01:17Poliomyelitis
Poliomyelitis is caused by poliovirus, a small, non-enveloped, positive-sense RNA virus of the Picornaviridae family and Enterovirus genus. Transmission occurs primarily via the fecal-oral route, often through ingestion of contaminated water or food. The virus initially replicates in the oropharynx and intestinal mucosa, particularly in lymphoid tissues such as the tonsils, Peyer’s patches, and regional lymph nodes. Primary viremia follows, allowing dissemination throughout the body.In most...
01:51Vaccinations
Overview
01:25Arboviral Encephalitis
Arboviral encephalitis refers to brain inflammation caused by arthropod-borne viruses, particularly those transmitted through mosquito vectors. Among these, West Nile virus (WNV), a member of the Flaviviridae family, is a significant public health concern. WNV is an enveloped, positive-sense, single-stranded RNA virus. Human infection typically begins when an infected mosquito introduces the virus into the dermis during feeding. The primary transmission cycle involves birds as amplifying hosts...
01:25Cholera
Cholera is an acute gastrointestinal disease caused by the Gram-negative bacterium Vibrio cholerae. It is transmitted primarily via the fecal-oral route through the ingestion of contaminated water or food.Vibrio cholerae is a motile, Gram-negative bacterium of the family Vibrionaceae, primarily associated with waterborne outbreaks in areas with inadequate sanitation. Although over 200 serogroups of V. cholerae exist, only O1 and O139 are responsible for epidemic cholera. The O1 serogroup,...
01:28Toxoplasmosis
Toxoplasmosis, a zoonotic disease caused by the protozoan Toxoplasma gondii, poses significant public health challenges globally due to its high seroprevalence and varied clinical manifestations. As an obligate intracellular parasite, T. gondii can infect all warm-blooded vertebrates, but felids are its only definitive hosts, shedding unsporulated oocysts into the environment. Humans typically acquire the infection through ingestion of tissue cysts in undercooked meat or oocysts from...
01:18Yellow Fever
Yellow fever is a viral hemorrhagic disease caused by the yellow fever virus (YFV), a member of the Flaviviridae family. It is transmitted primarily by Aedes and Haemagogus mosquitoes in tropical and subtropical regions of Africa and South America. After transmission through a mosquito bite, the virus initially replicates in skin-resident immune cells such as dendritic cells and macrophages. These cells then migrate to the lymph nodes, where viral replication increases, eventually leading to...