Patients undergoing general anesthesia
Conditions
Interventions
None listed
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients undergoing general anesthesia
Exclusion criteria
Exclusion criteria: 1. Atrial fibrillation, atrial flutter 2. Cerebral vascular disease 3. Decreased cardiac function (NYHA classification: 3 or more than 3, valve regurgitation: moderate or severe, ejection fraction <50%) 4. Decreased renal function (eGFR < 30mL/min/1.73m2) 5. Decreased respiratory function (%FEV1.0<70% and %VC<70%)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Changes in stroke volume after volume expansion | — |
Secondary
| Measure | Time frame |
|---|---|
| Changes in arterial pressure after volume expansion | — |
Countries
Japan
Contacts
Osaka City University Graduate School of Medicine Department of Anesthesiology