46,XX sex reversal 1

This study tests whether gonadal tissue removed from children with disorders of sex development (DSD) can be frozen and stored to preserve fertility. The tissue is already being removed for medical reasons, such as preventing cancer. Researchers will check the tissue for viable g…

This study aims to find hidden genetic changes in people with disorders of sex development (DSD) whose standard genetic tests came back normal. Researchers will use a new technique called Optical Genome Mapping on a blood sample from 20 participants. The goal is to see if this me…

This study looks at whether freezing ovarian tissue can help preserve fertility in people aged 2-21 with conditions like Turner syndrome, galactosemia, or premature ovarian insufficiency. Participants may have surgery to remove and freeze a gonad, with a small piece used for rese…

This study is collecting medical data, blood, saliva, and tissue samples from up to 11,000 children, teens, and adults with known or suspected gynecologic conditions. The goal is to create a large database to better understand these conditions, including disorders of sex developm…