OCTA
Clinical trials for OCTA explained in plain language.
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New eye scans may unlock secrets of glaucoma blindness
Knowledge-focused Recruiting nowThis study will use advanced eye scans (OCT and OCTA) to compare the structure and blood flow of the choroid and retina in people with two main types of glaucoma: primary angle-closure disease and primary open-angle glaucoma. Researchers aim to better understand how these conditi…
Matched conditions: OCTA
Sponsor: Zhongshan Ophthalmic Center, Sun Yat-sen University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:32 UTC
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Nerve block for pain may offer clues to healing the brain
Knowledge-focused Recruiting nowThis pilot study will test whether a stellate ganglion nerve block—a procedure used for chronic pain—can improve blood flow in the tiny vessels of the eye. Researchers will use a special camera (OCTA) to scan the retinas of 50 adults before and after the block. The goal is to see…
Matched conditions: OCTA
Sponsor: University of Texas Southwestern Medical Center • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:57 UTC