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Local Anesthetic Hypersensitivity Reactions in Pediatric Patients: Recognition and Management
Fabrizio Franceschini1, Paolo Bottau2, Silvia Caimmi3
1Private Practice in Allergy, 60100 Ancona, Italy.
Insights
Local anesthetics (LAs) are generally safe but can rarely cause life-threatening anaphylactic reactions. Prompt diagnosis through history, medical records, and specific tests is vital for preventing future incidents.
Area of Science:
- Anesthesiology
- Allergy and Immunology
Background:
- Local anesthetics (LAs) are widely utilized across medical specialties, including surgery, obstetrics, dentistry, and emergency medicine.
- Exposure to LAs is common throughout life, starting from childhood.
Purpose of the Study:
- To highlight the rare but severe risk of anaphylactic reactions to local anesthetics.
- To emphasize the importance of accurate diagnosis and prevention strategies for adverse events related to local anesthetics.
Main Methods:
- Review of clinical data and diagnostic approaches for suspected local anesthetic hypersensitivity.
- Emphasis on comprehensive patient history and medical record review.
- Inclusion of diagnostic procedures such as skin and challenge tests.
Main Results:
- Local anesthetics are associated with a low incidence of adverse events when administered correctly.
- Immediate anaphylactic reactions, though rare, represent a significant and potentially life-threatening complication.
- Accurate diagnosis relies on a multi-faceted approach combining clinical information and specific testing.
Conclusions:
- While generally safe, the potential for severe anaphylaxis from local anesthetics necessitates vigilance.
- Thorough patient evaluation, including detailed history and diagnostic testing, is critical for managing and preventing recurrent reactions.
- Specialist examination plays a key role in confirming diagnosis and guiding future anesthetic choices.
Abstract:
Local anesthetics (LAs) are commonly used in all medical specialties, particularly in association with surgery, obstetrics, dentistry, and emergency departments. Most individuals, starting from young children, are exposed to LAs during life. LA hardly induces adverse events when used in recommended doses and with proper injection techniques. However, immediate anaphylactic reactions to LA injections may be a rare but life-threatening manifestation. A comprehensive report of the event and performing a specialist examination are crucial to prevent further episodes. The diagnosis should be based on history, medical records, skin and challenge tests.
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