Evaluation of agreement between boiled egg and freeze-dried preparation for skin prick testing in children suspected egg allergy

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20220315006

Enrollment

100

Registered

2022-03-15

Start date

2021-08-11

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Egg allergy Egg hypersensitivity, Skin tests Egg white Egg yolk Child

Interventions

Children aged below 10 years old with a history of suspected egg allergy

Diagnostic

Children suspected egg allergy

Eligibility

Sex/Gender

All

Age

6 Months to 10 Years

Inclusion criteria

Inclusion criteria: 1. Age less than 10 years old, 2. History of suspected egg allergy

Exclusion criteria

Exclusion criteria: 1. Using oral antihistamine within 7 days prior to skin prick testing, 2. Diffuse skin rash

Design outcomes

Primary

Measure	Time frame
Skin prick test wheal size 15 minutes Mean wheal diameter	—

Secondary

Measure	Time frame
Protein content Immediately Kjeldahl,Protein structure Immediately FTIR spectroscopy,Sterility 6 months Plate count,Water activity Immediately Water activity	—

Countries

Thailand

Contacts

Public ContactPuttatida Chetwong

King Chulalongkorn Memorial Hospital

puttatida.chetwong@gmail.com0858191920

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026