China-japan Friendship Hospital

This study compares two minimally invasive procedures for diagnosing lymphoma in the chest: a newer cryobiopsy technique versus standard needle aspiration. About 470 adults with suspected new or returning lymphoma will be randomly assigned to one procedure. The goal is to see whi…

This study tests if a less invasive biopsy method (using ultrasound) can diagnose the cause of fluid around the lungs as well as a more invasive scope procedure. About 420 adults with unclear fluid buildup will be randomly assigned to one of two approaches. The goal is to see if …

This study tests whether augmented reality (AR) glasses can help people perform spirometry—a breathing test used to diagnose COPD—more accurately. The glasses provide real-time guidance, which may reduce the need for a trained technician. The trial involves 710 adults and will co…

This study looks at whether frailty—a measure of overall health and reserve—can help predict dangerous drops in oxygen levels during a procedure called ERCP in people 65 and older. Researchers will review past records and then follow new patients to build and test a simple risk t…