Monitoring Heart Ischemia During Bypass Surgery
Author Information
Author(s): Bernet Franziska H, Reineke David, Zerkowski Hans-Reinhard, Baykut Doan
Primary Institution: University Hospital Basel, Switzerland
Hypothesis
Can intravascular near-infrared spectroscopy reliably monitor ischemic events during off-pump coronary artery bypass surgery?
Conclusion
Intravascular near-infrared spectroscopy can be used for online monitoring of ischemia during off-pump coronary artery bypass surgery, but further evaluation is needed.
Supporting Evidence
- The mean number of grafts per patient was 3.1.
- No intraoperative myocardial ischemia was evident in any patient.
- Significant changes in ischemic markers were observed at the end of revascularization.
Takeaway
Doctors used a special light to check if the heart was getting enough oxygen during surgery, and it seemed to work well, but they need to test it more.
Methodology
Fifteen patients underwent off-pump coronary artery bypass surgery with intravascular near-infrared spectroscopy monitoring of coronary venous blood.
Potential Biases
The study design may not account for variations in patient conditions that could affect results.
Limitations
The study involved a small number of low-risk patients, limiting the generalizability of the findings.
Participant Demographics
13 male and 2 female patients with a mean age of 61.3 years.
Statistical Information
P-Value
p < 0.001 for troponin I, p = 0.003 for CK-MB, p = 0.001 for myoglobin
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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