# Evaluation of Transcranial Doppler Vasoconstrictor Vasoreactivity During General Anesthesia in Hypertensive Patients

> **NCT03897790** · — · WITHDRAWN · sponsor: **University Hospital, Tours**

## Conditions studied

- Hypertensive Disease
- Elderly
- Vasopressors
- General Anesthesia

## Interventions

- **OTHER:** Transcranial Doppler (DTC)

## Key facts

- **NCT ID:** NCT03897790
- **Lead sponsor:** University Hospital, Tours
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2019-04-02
- **Primary completion:** 2019-04-02
- **Final completion:** 2019-04-02
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** CPP requalification
- **Last updated:** 2019-09-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03897790

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03897790, "Evaluation of Transcranial Doppler Vasoconstrictor Vasoreactivity During General Anesthesia in Hypertensive Patients". Retrieved via AI Analytics 2026-07-16 from https://api.ai-analytics.org/clinical/NCT03897790. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*