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Prolonged life-threatening anaphylaxis to Floseal during partial nephrectomy: A case report
George McClintock1, David Frishling2, Yen Lam3
1Department of Urology, Chris O'Brien Lifehouse Hospital, Camperdown, NSW, Australia.
Current Urology
|May 16, 2025
Summary
This case report details the first adult Floseal Hemostatic Matrix allergy, presenting as anaphylaxis during a partial nephrectomy. Allergy testing confirmed a gelatin matrix allergy, highlighting the need to consider Floseal anaphylaxis in post-operative cardiovascular collapse.
Area of Science:
- Anesthesiology
- Nephrology
- Immunology
Background:
- Floseal Hemostatic Matrix is a widely used topical hemostatic agent.
- It is frequently applied to the renal bed during partial nephrectomy procedures.
- Adverse reactions to Floseal are rarely reported in adult patients.
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While local anesthetics are generally safe and well-tolerated, they can occasionally cause adverse effects that vary in severity. Local anesthetics can induce toxicity at two distinct levels. They can either produce local effects through direct contact with the neural elements or be absorbed into the bloodstream from the injection site, leading to systemic effects.
Once absorbed into the systemic circulation, local anesthetics can affect the organs that depend on the functioning of sodium...
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