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preoperative Inferior vena cava measurement by ultrasound predict hypotention after general anesthesia induction in patients undergoing thoracic esophagectomy

preoperative Inferior vena cava measurement by ultrasound predict hypotention after general anesthesia induction in patients undergoing thoracic esophagectomy

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800014559
Enrollment
Unknown
Registered
2018-01-21
Start date
2018-01-14
Completion date
Unknown
Last updated
2018-01-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

thoracic esophagectomy

Interventions

Case series:general anesthesia

Sponsors

Affiliated Hospital of North Sichuan Medical College
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Conforming to ASA I~III; 2. scheduled for elective esophageal cancer surgery under general anesthesia; 3. single-cavity endotracheal intubation.

Exclusion criteria

Exclusion criteria: Patients with major peripheral vascular disease,severe vascular disease, unstable angina; ejection fraction less than 40%, respiratory distress,increased intra-abdominal pressure; autonomic nervous system disorders,implanted pacemaker/cardioverter, anticipated difficult airway, mental incompetence; currently taken angiotensin-converting enzyme inhibitor or angiotensin receptor blocker,baseline MBP<70mmHg, HR<50 beats/min

Design outcomes

Primary

MeasureTime frame
collapsibility index, CI;mean blood pressure, MBP;—

Countries

China

Contacts

Public ContactFaping Tu

Affiliated Hospital of North Sichuan Medical College

tfpnc@163.com+86 13808270833

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026