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Related Experiment Videos

Food allergies.

Paula F G O'Leary1, Fergus Shanahan

  • 1Department of Medicine, Cork University Hospital, Clinical Sciences Building, Wilton, Cork, Ireland. olearyp1@shb.ie

Current Gastroenterology Reports
|September 14, 2002
PubMed
Summary
This summary is machine-generated.

True food allergies involve immune responses to food antigens, affecting infants and children. These reactions can impact the gastrointestinal, skin, and respiratory systems, including anaphylaxis.

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Area of Science:

  • Immunology
  • Gastroenterology
  • Pediatrics

Background:

  • Adverse food reactions are common causes of illness.
  • Foreign antigens in the gut are typically tolerated.
  • True food allergies are immune-mediated responses to food antigens.

Purpose of the Study:

  • To review advances in understanding food hypersensitivity disorders.
  • To discuss clinical features of specific food allergies.

Main Methods:

  • Review of clinical features.
  • Discussion of underlying immune mechanisms.

Main Results:

  • Food allergies are immune-mediated and common in young children.
  • Reactions manifest across gastrointestinal, cutaneous, and respiratory systems.
  • Both IgE-mediated and non-IgE-mediated mechanisms are involved.

    • Conclusions:

    • Understanding food allergies is crucial for managing adverse food reactions.
    • Advances in clinical features and immune mechanisms are highlighted.