Related Experiment Videos
Incidence of hypersensitivity reactions
1German Heart Center, Munich.
The Annals of Thoracic Surgery
|July 1, 1998
Summary
Aprotinin, a bovine lung-derived protease inhibitor, can cause allergic reactions. However, with precautions, its benefits in high-risk bleeding patients outweigh the risks of reexposure.
Area of Science:
- Pharmacology
- Immunology
Background:
- Aprotinin is a serine protease inhibitor from bovine lung.
- Foreign proteins like aprotinin can elicit allergic reactions upon reexposure due to antigenic properties.
Observation:
- This study analyzes adverse reactions and antibody development following aprotinin exposure.
- Case reports and risk mitigation strategies for aprotinin-related reactions are reviewed.
Findings:
- The incidence of aprotinin-related reactions was 2.7% in adults and 1.2% in pediatric patients upon reexposure.
- An overall incidence of 1.8% adverse reactions was observed in 437 patients.
Implications:
- Recommended precautions justify aprotinin reexposure in patients with high bleeding risk.
- The therapeutic benefits of aprotinin outweigh the risks of serious allergic reactions when administered cautiously.