Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Delayed food-dependent, exercise-induced anaphylaxis.

Benjamin I Oyefara1, Sami L Bahna

  • 1The Allergy/Immunology Section, Louisiana State University Health Sciences Center, Shreveport, Louisiana 71130-3932, USA.

Allergy and Asthma Proceedings
|March 30, 2007
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The state of the academic medical center in allergy/immunology: Work Group Report of the AAAAI A/I Division Directors Committee.

The Journal of allergy and clinical immunology·2025
Same author

WAO - ARIA consensus on chronic cough: Executive summary.

The World Allergy Organization journal·2025
Same author

New insights in hidden food allergies.

Journal of food allergy·2024
Same author

Not all marketed skin cleansers' pH is optimal for atopic dermatitis.

Allergy and asthma proceedings·2024
Same author

Where is academic medicine going?: Part 2. Academic career and patient care.

Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology·2024
Same author

Where is academic medicine going?: Part 1. Medical education and research.

Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology·2024

Food-dependent, exercise-induced anaphylaxis (FDEIA) can have a delayed onset, occurring hours after eating and exercise. Patients need constant access to self-injectable epinephrine due to unpredictable, severe reactions.

Area of Science:

  • Allergy and Immunology
  • Clinical Medicine
  • Anaphylaxis Research

Background:

  • Food-dependent, exercise-induced anaphylaxis (FDEIA) is a specific allergic reaction triggered by exercise post-consumption of certain foods.
  • The exact mechanisms underlying FDEIA are not fully understood, and its clinical presentation varies.
  • Current understanding suggests symptom onset typically occurs within hours of combined food intake and exercise.

Observation:

  • A case study highlights a patient experiencing severe FDEIA to wheat.
  • The patient developed anaphylaxis with loss of consciousness 5 hours after exercise, following a wheat-containing meal.
  • Skin-prick tests confirmed wheat allergy, and elevated serum tryptase levels were noted post-reaction.

Findings:

  • This report demonstrates that FDEIA can manifest with a significant delay, extending several hours after the inciting factors.

Related Experiment Videos

  • The case underscores the unpredictable nature of FDEIA onset and severity.
  • Diagnostic findings included a strong positive skin test to wheat and elevated tryptase levels.

    • Implications:

    • FDEIA onset can be delayed for several hours, posing a critical risk.
    • Patients with FDEIA should be vigilant about potential delayed reactions.
    • Recommendations include strict avoidance of the offending food, refraining from exercise for at least 6 hours post-meal, and always carrying self-injectable epinephrine.