Role of Skin Tests for the Diagnosis of Immediate Hypersensitivity Reactions Due to Iodinated Contrast Media

The purpose of this trial is to study the diagnostic role of skin test in immediate reactions to iodinated radiocontrast media.

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Key information

Conditions

Hypersensitivity Immune System Diseases

Age range

15 year–70 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Faculty of Medicine, Chulalongkorn University

Bangkok, 10330, Thailand

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patients with history of immediate hypersensitivity reactions to iodinated contrast media
15-70 years of age

Exclusion criteria

On antihistamine/ cannot discontinue antihistamine before the test
Having asthma exacerbation
Being pregnant
Suffering from severe systemic disease/ in bad health

Treatment and study plan

Skin tests with radiocontrast media

Procedure

Skin prick tests and intradermal test will be performed in patients with a history of immediate reactions to iodinated radiocontrast media

Primary outcomes

Percentages of positive wheal and flare responses from skin test in patients with a history of immediate reactions to radiocontrast media

Time frame: 5 months

Secondary outcomes

Blood in vitro test from patients with a history of immediate reactions to radiocontrast media

Time frame: 5 months

Sponsors and collaborators

Lead sponsor

Chulalongkorn University

Other

Registry information

Important dates

Study start: 2008
Primary completion: 2009
Study completion: 2009
First posted: Jan 9, 2009
Registry last updated: Nov 18, 2010

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed