OPTIC NERVE SHEATH DIAMETER MEASUREMENT
Clinical trials for OPTIC NERVE SHEATH DIAMETER MEASUREMENT explained in plain language.
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Does anesthesia flow affect brain pressure during surgery?
Knowledge-focused CompletedThis study looked at how different anesthesia gas flows affect brain pressure and oxygen levels in women having laparoscopic hysterectomy. 64 women were randomly assigned to either high-flow or low-flow anesthesia. The researchers measured brain pressure indirectly using eye ultr…
Matched conditions: OPTIC NERVE SHEATH DIAMETER MEASUREMENT
Sponsor: Bursa City Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:04 UTC
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Knee surgery study reveals eye pressure changes from epidurals
Knowledge-focused CompletedThis study looked at 60 adults having total knee replacement to see if epidural anesthesia temporarily increases pressure inside the head, measured by ultrasound of the optic nerve sheath. Participants were randomly assigned to receive either epidural or spinal anesthesia. The go…
Matched conditions: OPTIC NERVE SHEATH DIAMETER MEASUREMENT
Phase: NA • Sponsor: Bursa City Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:00 UTC
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Brain surgery breathing trick safe for kids, study finds
Knowledge-focused CompletedThis study tested whether a specific breathing machine setting (PEEP) changes the size of the optic nerve sheath, which can indicate pressure inside the skull, in 30 children having brain surgery. The children were aged 6 months to 18 years and had a brain mass. The results showe…
Matched conditions: OPTIC NERVE SHEATH DIAMETER MEASUREMENT
Phase: NA • Sponsor: Dr. Lutfi Kirdar Kartal Training and Research Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:00 UTC