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Microcirculatory changes during cardiac surgery: The effects of different modalities of cardiopulmonary bypass

Recruiting
Conditions
10011082
10007593
Coronary stenosis
Registration Number
NL-OMON33586
Lead Sponsor
Vrije Universiteit Medisch Centrum
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
Not specified
Target Recruitment
84
Inclusion Criteria

Patients undergoing CABG surgery
Age 18-85 years
Informed consent

Exclusion Criteria

Re-operations
Emergency operation
Patients with insulin-dependent diabetes mellitus
Patients with Body Mass Index (BMI) over 30 kg/m2

Study & Design

Study Type
Observational invasive
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>Change in microcirculatory perfusion, sublingual erythrocyte velocity,<br /><br>capillary diameter and capillary density.</p><br>
Secondary Outcome Measures
NameTimeMethod
<p>Blood samples (in total 50 ml): creatinine, CK-MB, lactate, pH, HCO3-,<br /><br>nitrite/nitrate, prostacyclin, angiotensin II, IL-6, IL-10, TNF-alpha, free<br /><br>hemoglobin.<br /><br><br /><br>Urine output, fluid balance, hemodynamic variables, left ventricle function,<br /><br>venous saturation, need for intra-aortic balloon pump, need for inotropic<br /><br>medication, ventilation time.<br /><br><br /><br>Preoperative: demographic variables, left-ventricle function, serum creatinine,<br /><br>Euroscore (cardiac operative risk evaluation).<br /><br>Intraoperative: number of anastomoses, bypass-time, cross-clamp time, pump flow<br /><br>during CPB, temperature during CPB, MAP during CPB, energy equivalent pressure<br /><br>during CPB.<br /><br><br /><br>Microcirculation measurement during ICU admission.</p><br>
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