[Diagnóstico de alergia inmediata para penicilina: estudio piloto].

Autor: Armenta-Morales J; Hospital Universitario de Puebla., Ruiz-Sánchez DM; Hospital Universitario de Puebla., Rivero-Yeverino D; Hospital Universitario de Puebla., Papaqui-Tapia JS; Hospital Universitario de Puebla., Rios-López JJ; Hospital Universitario de Puebla., Lopez-Garcia AI; Hospital Universitario de Puebla., Caballero-López C; Hospital Universitario de Puebla., Pacheco-Jiménez Y; Hospital Universitario de Puebla.
Jazyk: Spanish; Castilian
Zdroj: Revista alergia Mexico (Tecamachalco, Puebla, Mexico : 1993) [Rev Alerg Mex] 2023 Sep; Vol. 70 (4), pp. 191.
DOI: 10.29262/ram.v70i3.1261
Abstrakt: Objectives: To confirm the presence of allergy to penicillin and amoxicillin by in vivo exposure tests in patients with a history of immediate reaction to these drugs. Methods: Observational, cross-sectional, descriptive and prolective study. Patients between 12 and 60 years old with a history of immediate reaction after administration of penicillin and/or amoxicillin were included. Skin prick and intradermal tests were performed with benzylpenicilloyl polylysine and penicillin G, as well as oral challenge with amoxicillin.
Results: Ten female and 3 male patients were included. The mean age was 39 years. In 84.6% of the cases the last adverse drug reaction occurred 10 years ago and in all cases it manifested with urticaria. Allergy to penicillin was corroborated in only 38.4% of cases. The most frequent adverse reaction after in vivo exposure tests was pruritus in 23%.
Conclusions: Patients with suspected penicillin allergy should be evaluated by in vivo exposure testing with major and minor determinants to corroborate or rule out allergic reactions and improve treatment conditions.
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Databáze: MEDLINE