National And Kapodistrian University Of Athens

This study aims to understand how two different weight loss medications affect bone health and body composition in adults with severe obesity. Researchers will follow 72 participants for six months, comparing the effects of tirzepatide (like Mounjaro/Zepbound) and liraglutide (li…

This study compares two surgical methods for treating infected tooth roots. Dentists will perform microsurgery on 130 patients using either traditional rotary drills or newer piezoelectric tools to remove infected tissue. Researchers will track how well the bone heals over 12 mon…

This study is testing a two-part procedure for adults with moderate-to-severe hemorrhoids. Doctors combine a laser treatment with a simple stitch technique to lift the tissue. The goal is to relieve pain and bleeding while also trying to prevent the hemorrhoids from coming back. …

This study looks at the safety of using the ulnar artery in the wrist for heart procedures when the usual radial artery is blocked from past surgeries. Researchers will follow 127 adults to see if this alternative access point causes serious complications or changes in hand stren…

This study is testing whether a special injection treatment can help people with long-term, unexplained low back pain. Sixty participants will receive either a sugar-based solution or a standard numbing medicine injected into specific points in their lower back over three session…

This study is testing if adding a simple sugar solution (dextrose) to a standard numbing injection can better relieve chronic pain from knee osteoarthritis. Researchers will compare the sugar-water mix against the numbing medicine alone in 60 adults with persistent knee pain. The…

This study aims to learn which of two common inhaled anesthesia gases is better for lung pressure during robotic abdominal surgery. Researchers will compare sevoflurane and desflurane in 50 adults having this type of elective surgery. The main goal is to gather information on how…

This study aims to understand the short-term effects of different gum cleaning methods on the body. Researchers will compare five treatment approaches in 75 adults with moderate to severe gum disease. They will measure bacteria and inflammation markers in the blood before and aft…

This study is a long-term registry that will follow 2,000 people with a common type of early breast cancer for up to 10 years. It aims to understand how doctors and patients make decisions about treatments like chemotherapy and hormone therapy, especially when a specific gene tes…

This study aims to find out if a simple blood test can help predict which elderly patients are at higher risk for serious complications or death after hip fracture surgery. Researchers will follow 100 patients aged 65+ to see if a blood marker called MDW, measured during routine …