Frequency of Parasite Infestation in Patients With Chronic Spontaneous Urticaria

Completed

• Conditions: Chronic Spontaneous Urticaria; Parasitic Disease
• Interventions: Diagnostic Test: Examination of stool samples

• Registration Number: NCT04314999
• Lead Sponsor: University Hospital, Basel, Switzerland

Brief Summary

The goal of this study is to describe the prevalence and the type of parasite in patients with a chronic spontaneous urticaria as well as to describe the associations between parasitic disease and the characteristics of the patients, for example eosinophilia.

Detailed Description

Not available

Study Timeline

• Study Start: 2019-06-01
• Primary Completion: 2019-09-30
• Study Completion: 2019-09-30
• Status Verified: 2020-03
• Study First Submitted: 2020-03-12
• Study First Submitted QC: 2020-03-16
• Last Update Submitted: 2020-03-16
• Study First Posted: 2020-03-19
• Last Update Posted: 2020-03-19

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 57

Inclusion Criteria

• Diagnosis of a chronic spontaneous urticaria
• Age: 17 years old and up

Exclusion Criteria

• No diagnosis of a chronic spontaneous urticaria
• Age: younger than 17 years

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
Patients diagnosed with a chronic spontaneous urticaria	Examination of stool samples	Patients with a chronic spontaneous urticaria who were being treated at the allergology of the university hospital Basel between the 1st of June and the 30th of September

Primary Outcome Measures

Name	Time	Method
Number of patients with parasite infestation	Patients with a chronic spontaneous urticaria that were treated at the University hospital basel between the 1st of June 2019 and the 30th of September 2019	assess number of patients with chronic spontaneous urticaria that have a parasite infestation (Analysis of stool samples by the Swiss Tropical and Public Health Institute (TPH), Basel)
Most common parasite subgroup	Patients with a chronic spontaneous urticaria that were treated at the University hospital basel between the 1st of June 2019 and the 30th of September 2019	subtype determination from stool samples was performed by the Swiss TPH, Basel by polymerase chain reaction (PCR)

Secondary Outcome Measures

Name	Time	Method
Correlation between migration Background/ travel history of the patients and parasite infestation	Patients with a chronic spontaneous urticaria that were treated at the University hospital basel between the 1st of June 2019 and the 30th of September 2019	examine travel history and migration background of patients
Correlation between gastrointestinal complaints of the patients and parasite infestation	Patients with a chronic spontaneous urticaria that were treated at the University hospital basel between the 1st of June 2019 and the 30th of September 2019	anamnesis of the patients

Trial Locations

Locations (1)

University Hospital Basel; 🇨🇭 Basel, Switzerland