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A study to predict low blood pressure after spinal anesthesia in elderly patients using ultrasound

Corrected carotid flow time as a predictor of spinal anesthesia-induced hypotension in elderly undergoing elective surgery: a prospective observational study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/05/111306
Enrollment
70
Registered
2026-05-27
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-01

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: Nil Control Intervention1: NIL: NIL

Sponsors

AIIMS, Raipur
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Age more than or equal 65 years ASA physical status 1 or 2 Elective surgeries under spinal anesthesia

Exclusion criteria

Exclusion criteria: Significant valvular heart disease Cardiac arrhythmias (atrial fibrillation, frequent ectopics) Carotid artery stenosis more than 50% or history of carotid surgery Known cerebrovascular disease Morbid obesity (BMI more than 40 kg/m ) Poor-quality carotid Doppler images

Design outcomes

Primary

MeasureTime frame
Association between preoperative ccFT and incidence of SAIHTimepoint: 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30 minutes—

Secondary

MeasureTime frame
Correlation between ccFT and magnitude of SBP/MAP dropTimepoint: 30 minutes;Optimal ccFT cutoff using the Youden indexTimepoint: 30 minutes;Comparison of ccFT values between hypotensive and normotensive groupsTimepoint: 30 minutes—

Countries

India

Contacts

Public ContactDr Mayank Kumar

AIIMS, Raipur

mayanksonupmch@gmail.com9971760416

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026