Seoul National University Hospital

This study is checking how well and how safely the newer shingles vaccine works in adults living with HIV. Researchers are comparing the immune response in people with different levels of immune cells (CD4 count) and against a group of people without HIV. The goal is to provide c…

This study is observing how well a radiation treatment called 90Y works for people with early-stage liver cancer. Researchers are tracking 200 patients at four Korean hospitals to see how long they live, how their tumors respond, and what side effects occur. The goal is to gather…

This study is testing whether transferring healthy gut bacteria from a donor (fecal microbiota transplantation) can help people with ulcerative colitis. Researchers will enroll 30 patients aged 10-80 to see if this treatment provides long-term relief and is safe. The goal is to r…

This large study is testing whether some women with early-stage breast cancer can safely skip a common surgical procedure called a sentinel lymph node biopsy. The procedure can cause lasting side effects like arm swelling and pain. Researchers are comparing survival and recurrenc…

This study is testing a new glowing surgical clip designed to help surgeons precisely locate colon tumors during minimally invasive surgery. Researchers will compare this clip to the current standard method, which uses a special dye injected near the tumor. The goal is to see if …

This study is creating a large database of patients with Crohn's disease and ulcerative colitis. Researchers will use this information to build tools that can predict how severe a patient's disease might become and how well they will respond to specific medications. The goal is t…

This study aims to understand if having low muscle mass (sarcopenia) before lung cancer surgery affects how well patients recover afterward. Researchers will follow 400 elderly patients undergoing surgery to see if muscle measurements can help predict their survival, complication…

This study aims to understand how the environment immediately surrounding a HER2-positive breast tumor changes when a patient receives chemotherapy before surgery. Researchers will observe 30 patients undergoing this standard treatment to see how the tumor's local area responds. …

This small study is testing whether a video system is a practical way for therapists to guide parents in providing developmental exercises for their premature babies at home. It involves 12 infants born very early or at very low birth weight who have signs of brain injury. Parent…

This study aims to find out which of two medical tools works better for placing a breathing tube through a patient's nose during certain surgeries. Researchers will compare a video-guided scope to a flexible camera scope. They will measure which tool gets the tube in correctly on…

This study aims to understand how the 'watch and wait' approach affects the quality of life for Korean patients with slow-growing lymphomas. Researchers will survey 250 patients who are currently monitoring their cancer without active treatment to measure their anxiety, distress,…