Research on the pathogenesis of idiopathic urticaria

Recruiting

• Conditions: chronic idiopathic urticaria

• Registration Number: jRCT1050250027

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2025-05-22
• Last Update Posted: 2025-05-22

Recruitment & Eligibility

• Status: Recruiting
• Sex: Not specified
• Target Recruitment: 60

Inclusion Criteria

1. Individuals who meet the diagnostic criteria for chronic idiopathic urticaria as outlined in the 2018 Urticaria Treatment Guidelines. Specifically, individuals who have experienced itchy red patches that appear and disappear within 24 hours for a period of six weeks or longer.
2. Individuals who are 18 years of age or older at the time of consent.
3. Individuals who have provided written consent to participate in the study.

Exclusion Criteria

1. Pregnant or breastfeeding women
2. Individuals with atopic dermatitis
3. Individuals who have used omalizumab, an anti-IgE monoclonal antibody, within the past 3 months
4. Other individuals deemed ineligible by the principal investigator or sub-investigator

Study & Design

• Study Type: Observational
• Study Design: single assignment

Primary Outcome Measures

Name	Time	Method
anti-TPO IgG antibodies		anti-TPO IgG antibodies
antinuclear antibodies		antinuclear antibodies
Urticaria Activity Score		Urticaria Activity Score
age		age
gender		gender
how long you have had the disease		how long you have had the disease
autoimmune diseases		autoimmune diseases
antihistamines		antihistamines
antiallergic drugs		antiallergic drugs
steroids		steroids
immunosuppressants		immunosuppressants
white blood cell count		white blood cell count
biologics		biologics
leukocyte formula		leukocyte formula
immunoglobulin		immunoglobulin
atopic dermatitis		atopic dermatitis
bronchial asthma		bronchial asthma
allergic rhinitis		allergic rhinitis
angioedema		angioedema