TURNER SYNDROME

This phase 3 trial compares a once-weekly growth hormone injection (lonapegsomatropin) to a daily one (somatropin) in 186 prepubertal children with growth failure due to Turner syndrome, SHOX deficiency, being small for gestational age, or idiopathic short stature. The goal is to…

This study tests vosoritide, a protein that stimulates bone growth, in 30 children with Noonan syndrome who are not growing well despite growth hormone treatment. The goal is to see if vosoritide can safely increase their growth rate over six months. Participants will receive one…

This study is tracking 2,600 Chinese children with growth disorders who are receiving a long-acting growth hormone injection. The goal is to see how well it works and how safe it is over the long term in real-world settings. Researchers will measure changes in height and look for…

This study looks at two ways of taking progesterone for teens with Turner syndrome who are on hormone replacement therapy. One group takes progesterone for 12 days each month, the other takes it every day. Researchers will track bleeding patterns and how the teens feel, to see wh…

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 observing 400 people aged 12 and older who have noncirrhotic portal hypertension (NCPH) or are at risk for it. NCPH is a liver condition that increases blood pressure in the liver's blood vessels without causing cirrhosis, and often has no early symptoms. Researcher…

This study aims to create a large genetic database of people with Turner syndrome, a rare condition where a person is missing all or part of an X chromosome. Researchers want to compare the genes of women with Turner syndrome who are fertile with those who are not. Up to 500 part…

This study aims to understand why people with Turner syndrome often lose their hearing. Researchers will look at genetic and epigenetic markers in 150 adults aged 18-60. Participants will have hearing, balance, blood, and imaging tests. The goal is to find new ways to treat or de…

This study follows 93 women with Turner syndrome who wanted to become parents. Researchers will track how many succeeded through natural pregnancy, egg donation, or adoption. The goal is to understand the real-world chances of parenthood for these women.