Cefazolin Concentration in the Mediastinal Adipose Tissue of Patients Undergoing Cardiac Surgery

Autor: Rodrigo Mezzalira Tchaick, Michel Pompeu Barros Oliveira Sá, Fernando Ribeiro de Moraes Figueira, Kilma Coelho Paz, Álvaro Antonio Bandeira Ferraz, Fernando Ribeiro de Moraes Neto
Jazyk: angličtina
Předmět:
Zdroj: Brazilian Journal of Cardiovascular Surgery, Vol 32, Iss 4, Pp 239-244
Druh dokumentu: article
ISSN: 1678-9741
DOI: 10.21470/1678-9741-2016-0031
Popis: Abstract Objective: To measure the concentration of cefazolin in the anterior mediastinal adipose tissue of patients undergoing cardiac surgery, determining the variation of cefazolin concentration. Methods: Two samples of approximately 1g of subcutaneous tissue were collected from 19 patients who underwent surgery in December 2015: the first sample was collected right after sternotomy and the second one, before sternal synthesis with steel wires. Antibiotic dosage was administered through high performance liquid chromatography. Results: We observed a positive and statistically significant correlation between time 1 and cefazolin concentration (r=0.489 and P=0.039). For time 2 and cefazolin concentration, there was a negative and statistically significant correlation between both variables (r=-0.793 and P
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