Correlation between Cerebral Oximetry and Transcranial Doppler During Post-induction Hypotension in Patients Undergoing Abdominal Surgery

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

PACTR

Registry ID

PACTR202505681604418

Enrollment

Registered

2025-05-08

Start date

2024-07-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Anaesthesia

Interventions

transcranial doppler SO3

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.American Anesthesiology Association (ASA) classification I - II. 2. Operation time more than 60 minutes.

Exclusion criteria

Exclusion criteria: Age less than 18 years. 2- History of previous cerebrovascular accident. 3- Poor temporal window. 4- Pre-operative hematocrit below 27.0%. 5- Diabetic patients 6- Uncontrolled ischemic heart patients 7- Hypertensive patients 8- Pre-induction cerebral oxygen saturation reading < 60%

Design outcomes

Primary

Measure	Time frame
nvestigate correlation between cerebral oximetry and transcranial doppler with post-induction hypotension in patients undergoing abdominal surgery.	—

Secondary

Measure	Time frame
record the intra-operative hemodynamic variables changes (heart rate, mean blood pressure), peripheral oxygen saturation, timing of post-induction hypotension, timing of regaining normal blood pressure and the need for catecholamine support.	—

Countries

Egypt

Contacts

Public Contacthanaa rashed

lecturer of anasthesia

hanaarashed2020@yahoo.com01001378542

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026