Neck catheter may briefly raise brain pressure, ultrasound study hints
NCT ID NCT07540481
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether placing a catheter in a neck vein changes pressure inside the skull. Researchers will use ultrasound to measure the optic nerve sheath and carotid artery in 61 adults under general anesthesia. The goal is to understand short-term effects, not to test a treatment.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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University of Health Sciences Kanuni Sultan Suleyman Training and Research Hospital
Istanbul, Istanbul, Turkey (Türkiye)
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