University Of Giessen

This study looks at whether adding targeted laser treatment to the standard ranibizumab injections can help people with macular edema (swelling) from a central retinal vein occlusion need fewer injections over time. About 88 adults with this condition will receive either injectio…

This observational study follows 350 adults with pulmonary hypertension to see if certain biomarkers in urine and blood are linked to worsening kidney function. Participants undergo standard tests but receive no experimental treatment. The goal is to better understand how kidney …

This study looks at whether problems with blood vessels in the lungs cause ongoing shortness of breath in people who had COVID-19. Researchers will use heart and lung tests, including exercise and imaging, in 200 adults. The goal is to better understand why some people feel breat…