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Ultrasound based comparison of efficacy in prediction of Low Blood Pressure After general anaesthesia using various preoperative vein and artery measurements

A comparative study on efficacy of preoperative evaluation of inferior venacaval collapsibility index,caval aorta index,ratio of diameter of femoral vein to femoral artery in predicting post induction hypotension - IVC-INFERIOR VENACAVA IVC-CI-inferior venacaval collapsibility index C/A index-caval aorta index FV/FA ratio-femoral vein to femoral artery ratio

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/08/092345
Enrollment
95
Registered
2025-08-04
Start date
Unknown
Completion date
Unknown
Last updated
2025-08-18

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

Conditions

Health Condition 1: O- Medical and Surgical

Interventions

Intervention1: Nil: Not applicable Control Intervention1: Nil: Not applicable

Sponsors

Amala institute of medical sciences
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Cases posted for elective surgeries under general anaesthesia ASA 1&2

Exclusion criteria

Exclusion criteria: pregnant females patients with lower extremity artery/vein thrombosis patients with significant lower extremity artery plaque patients with lower extremity artery occlusion patients with inferior venacaval filter implantation patients with lower extremity varicose veins neuroendocrine disorders,pheochromocytoma

Design outcomes

Primary

MeasureTime frame
Inferior Vena caval Collapsibility Index,Caval Aorta Index,Ratio Of Diameter Of Femoral Vein to Femoral Artery Predicts Post Induction HypotensionTimepoint: 3 minutes,6 minutes,9 minutes,12 minutes,15 minutes,20 minutes,25 minutes—

Secondary

MeasureTime frame
Ratio Of Diameter Of Femoral Vein to Femoral Artery Predicts Post Induction HypotensionTimepoint: 3 minutes,6 minutes,9 minutes,12 minutes,15 minutes,20 minutes,25 minutes—

Countries

India

Contacts

Public ContactDr Rajagopal P

Amala institute of medical sciences

derlin.t@gmail.com8714340188

Outcome results

None listed

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