Gastrointestinal cancer
Conditions
Interventions
IVCCI guided the preoperative rehydration control group:None
IVCCI instructs preoperative fluid rehydration:IVCCI instructs preoperative fluid rehydration
Sponsors
The Affilicated Hospital of Inner Mongolia Medical University
Eligibility
Sex/Gender
All
Age
65 Years to No maximum
Inclusion criteria
Inclusion criteria: 1.Patients undergoing elective gastrointestinal surgery, without general anesthesia and contraindications to neuraxial anesthesi. 2.aage >65 years old, ASA grade I-III, BMI18-24Kg/?. 3. American Heart Association/American College of Cardiology (AHA/ACC) stage I, II or III, left ventricular ejection fraction (EF) >50%, any heart disease has physiological compensation.
Exclusion criteria
Exclusion criteria: 1. Refuse to accept ultrasonic monitoring, inferior vena cava disease or inferior vena cava anatomic abnormality 2. Patients with atrial fibrillation, right ventricular dysfunction, left ventricular asynchronous movement of any etiology, significant mitral ring calcification, and severe valvular disease
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Inferior vena cava collapsibility index;Blood pressure;Renal injury factor-1 (KIM-1); | — |
Secondary
| Measure | Time frame |
|---|---|
| serum creatinine;Neutrophil gelatinase-associated lipid Carrier Protein (NGAL);blood urea nitrogen; | — |
Countries
China
Contacts
Public ContactTao Sun
The Affilicated Hospital of Inner Mongolia Medical University
Outcome results
None listed