Randomized Trialhigh evidence
Genicular Artery Embolization Using Imipenem/Cilastatin vs. Microsphere for Knee Osteoarthritis (GAUCHO). 12-Month Clinical Results of a Single-blind Randomized Controlled Trial.
Cardiovascular and interventional radiology·June 29, 2026·PMID 42371012
Why it mattersGAE is an emerging minimally invasive option for knee OA pain. This trial provides head-to-head data on two common embolic agents, suggesting comparable efficacy and safety, which can inform procedural choices and cost considerations.
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