Pirogov Russian National Research Medical University

This study is testing a new drug called Tianasen for children with a rare and severe genetic brain disorder called GNAO1-encephalopathy. The goal is to see if the drug can safely reduce seizures and movement problems and possibly slow the disease's progression. All participants w…

This study is testing two different colors (wavelengths) of laser light used in a common varicose vein surgery. The goal is to see if one color is better at sealing the problem vein more completely to prevent it from reopening, while also causing less pain and fewer blood clots. …

This study aims to find out which type of anesthesia is safer and more effective for patients having surgery to clear a blocked neck artery after a recent stroke. It will compare regional anesthesia (where the patient is awake but numb) to general anesthesia (where the patient is…

This study aims to test how well a risk-scoring tool (the Caprini score) can predict dangerous blood clots in the legs or lungs after varicose vein surgery. It will follow 3,000 patients for a month after their procedure, using ultrasound scans to check for clots. The goal is to …