Norwegian Birch Rust Allergy Study

Launched by UNIVERSITY HOSPITAL OF NORTH NORWAY · Dec 21, 2022

Keywords

ClinConnect Summary

Symptoms of seasonal airway allergy most commonly take place during spring and summertime, normally attributed to pollen from birch or grass. However, some patients in the clinic have experienced and reported typical airway allergy symptoms during autumn, when there is no spread of pollen. The patients report symptoms of allergic rhino-conjunctivitis and/or asthma, and some also tells about worsening in eczema/skin affections.

Birch rust is a disease on birch trees caused by the fungus Melampsoridium Betulinum (MB), and apparently MB spreads in largest amounts in August and September - esp...

Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • Self-reported symptoms of allergic rhinitis, conjunctivitis, allergic asthma and/or exacerbation of eczema in the period from August to October.
• Exclusion Criteria:
• • Perennial airway allergy without worsening of symptoms during autumn.
• • Too long or inadequate distance from home to hospital/testcenter.
• • More than 14 days of absence from Northern Norway during symptomregistration autumn 2022 (August 15 - September 30, 2022).
• • Diseases with persistent manifestations that can interfere or be confused with airway allergic symptoms.
• • Treatment with immunosuppressive drugs.

Trial Officials