Role of central venous to arterial carbon dioxide tension difference in hemodynamic optimization and its correlation with cardiac index after major abdominal surgery: "A prospective observational study" | ||||
Zagazig University Medical Journal | ||||
Articles in Press, Accepted Manuscript, Available Online from 27 March 2020 PDF (876.03 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/zumj.2020.23641.1728 | ||||
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Authors | ||||
Amr Ali Hassan 1; Zainab Hamed Sawan 2; Neven Mohamed Gamil3; dina a. salim4 | ||||
1Anesthesia and Surgical intensive care department, Faculty of medicine, Zagazig University, Egypt | ||||
2Anesthesia department, Faculty of Medicine, Zagazig University | ||||
3Anaesthesia and Surgical ICU department, Faculty of Medicine, Zagazig University, Zagazig, Egypt | ||||
4anesthesia, faculity of medicine, zagazig university, egypt | ||||
Abstract | ||||
Introduction: The use of central venous to arterial carbon dioxide tension difference (∆PCO2) as a marker of overall perfusion even when macro-circulatory indicators appear to be normal is gaining ongoing support. This study aimed to assess the utility of ∆PCO2 in hemodynamic optimization in patients following major abdominal surgeries. Patients and methods: For this prospective observational study, 50 consecutive patients admitted to the ICU following major abdominal surgeries, with ScvO2≥70% and fitting our inclusion criteria were included once admitted (T0). Patients were separated into low ∆PCO2 group (n=27) and high ∆PCO2 group (n=23) according to a threshold of 6 mmHg at T0. Demographics, SAPS II and SOFA scores were recorded at T0, while hemodynamic and biological parameters including CI, ∆PCO2, ScvO2% and lactate level were recorded at T0, T6, T12 and T24. Results: At T0, there was a significant difference between the high and the low ∆PCO2 patients for ∆PCO2 (8.7±2.7vs4.1±1.5mmHg, P | ||||
Keywords | ||||
ΔPCO2; PCO2 gap; cardiac index; major abdominal surgery | ||||
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