OCTA
Clinical trials for OCTA explained in plain language.
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Nerve block may reveal hidden eye changes in brain injury patients
Knowledge-focused Recruiting nowThis study looks at how a nerve block (stellate ganglion block) changes tiny blood vessels in the eye. Researchers will use a special camera to take pictures of the retina before and after the procedure in 50 adults who are already receiving the block for pain. The goal is to und…
Matched conditions: OCTA
Sponsor: University of Texas Southwestern Medical Center • Aim: Knowledge-focused
Last updated May 26, 2026 08:48 UTC
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Eye scans may reveal secrets of stroke and brain bleeds
Knowledge-focused Recruiting nowThis pilot study is testing whether a non-invasive eye scan called OCTA can detect changes in blood flow in people with neurological conditions like stroke and brain hemorrhage. Researchers will compare scans from 50 patients and healthy volunteers to gather preliminary data. The…
Matched conditions: OCTA
Sponsor: University of Texas Southwestern Medical Center • Aim: Knowledge-focused
Last updated May 22, 2026 13:54 UTC