Radial-to-femoral pressure gradient quantification in cardiac surgeryCentral MessagePerspective

Autor: Vincent Bouchard-Dechêne, MD, FRCPC, Loay Kontar, MD, Pierre Couture, MD, FRCPC, Philippe Pérusse, MD, FRCPC, Sylvie Levesque, MSc, Yoan Lamarche, MD, MSc, André Y. Denault, MD, PhD, FRCPC, FASE, Antoine Rochon, MD, FRCPC, Alain Deschamps, MD, PhD, FRCPC, Georges Desjardins, MD, FRCPC, FASE, Nicolas Rousseau-Saine, MD, FRCPC, Jean-Sébastien Lebon, MD, FRCPC, Jennifer Cogan, MD, FRCPC, Marie-Eve Chamberland, MD, FRCPC, Meggie Raymond, MD, FRCPC, Athanase Courbe, MD, Marco Julien, MD, FRCPC, Christian Ayoub, MD, FRCPC, Maria Rosal Martins, MD, William Beaubien-Souligny, MD, FRCPC
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: JTCVS Open, Vol 8, Iss , Pp 446-460 (2021)
Druh dokumentu: article
ISSN: 2666-2736
DOI: 10.1016/j.xjon.2021.07.031
Popis: Background: A radial-to-femoral pressure gradient (RFPG) can occur in roughly one-third of cardiac surgical patients. Such a gradient has been associated with smaller stature and potentially smaller radial artery diameter. We hypothesized that preoperative radial artery diameter could be a predictor of RFPG. We also investigated the clinical impact of using a femoral versus a radial arterial catheter in terms of vasoactive support. Methods: Using ultrasound, we measured the bilateral radial artery diameters of 160 cardiac surgical patients. All arterial pressure values were continuously recorded. Significant RFPG was defined as ≥25 mm Hg in systolic and/or ≥10 mm Hg in mean arterial pressure. One hundred and forty-nine additional patients were used to validate the impact of our observations. Results: Using 78,013 pressure datapoints in 129 patients, 34.8% of patients had an RFPG with a mean duration of 54 ± 48 minutes. Patients with a radial artery diameter
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