University Children's Hospital, Zurich

This study aims to find the best surgical method for treating simple ovarian cysts in girls and adolescents. Researchers are comparing two minimally invasive techniques to see which one better preserves the ovary's egg supply and reduces the chance of the cyst coming back. The st…

This study is comparing a new skin graft material called NovoSorb BTM to the current standard treatment for people with severe skin injuries. Researchers want to see if skin treated with the new material becomes more flexible and looks better than skin treated with the standard m…

This study looks at whether surgically removing large, dark birthmarks (congenital melanocytic nevi) improves children's quality of life and reduces feelings of social stigma. Researchers will follow 100 children, aged 9 months to 16 years, who are having their birthmarks removed…

This study aims to understand how post-traumatic stress symptoms change in teenagers during trauma-focused therapy. Researchers will follow 21 adolescents aged 12-18 who have experienced trauma and are receiving standard therapy. The study will track symptoms weekly using persona…

This study aims to develop a better test to measure how well the body processes protein waste in people with urea cycle disorders. Researchers will compare results from 100 participants (both healthy volunteers and people with the disorder) using a safe, non-radioactive tracer. T…

This study is testing a new questionnaire called PTSD-iMPACT, designed to measure how post-traumatic stress disorder (PTSD) affects the daily lives of children and teens. Researchers will give the questionnaire to about 1,200 young people and their caregivers in Switzerland and G…