Third Military Medical University

This study tests whether combining two biopsy techniques (EBUS-TBNA and mediastinal cryobiopsy) can more accurately diagnose lung cancer that has spread to the chest. About 240 adults with suspicious chest lymph nodes will be enrolled. The goal is to see if the combined approach …

This study tests a drug called lubiprostone in 346 adults with slow transit constipation, a condition where the gut moves too slowly. The goal is to see if it safely increases the number of natural bowel movements. Participants will take the drug and track their bowel habits over…

This study tests whether a procedure called erythrocytapheresis — which removes extra red blood cells from the blood — can safely reduce symptoms of chronic mountain sickness. The trial will enroll 112 adults who live at high altitudes and have very high hemoglobin levels. Resear…

This study tests if a high-flow nasal cannula (a device that delivers warm, moist oxygen) works better than standard oxygen therapy for people with high-altitude pulmonary edema (fluid in the lungs caused by rapid ascent to high altitudes). Researchers will enroll 200 adults who …