We will enroll children with severe early onset obesity (BMI greater than 99th percentile) diagnosed prior to 6 years of age or other endocrine disorders. We will ask questions about their health, eating behavior and perform a brief physical examination. We will collect saliva or blood to perform…
The purpose of this study is to understand the life course of PIRD patients and their family members that have the same gene change but do not have the same symptoms. PIRD is mostly due to inherited changes in the genes that normally have immune cells fight infections and regulate the immune system. There are many types of problems that patients with PIRD…
The purpose of this research is to determine whether a new investigational drug called TAK-935 is safe and whether it may help treat epilepsy in children with 15q duplication syndrome or CDKL5 deficiency disorder.
Researchers at Columbia are looking at new treatments to help delay the start of menopause. This is a randomized trial where some women will receive medication and some will receive a placebo. The study will last approximately 12 weeks, followed by monthly follow-ups for 6 months. Participants will be compensated $1300 for compensation.
The purpose of this study is to evaluate a new experimental (investigational) oral combination hormone drug product containing estradiol (a form of the estrogen) and progesterone (a female hormone that regulates the inner lining of the uterus called the endometrium) for postmenopausal women who have hot flushes. The estradiol and progesterone used in this…
Epstein-Barr Virus (EBV) is the virus that causes mononucleosis, also known as mono. Almost all adults have had EBV. For most people, EBV never causes a health problem. However, when their immune system is not working properly (people who have had a transplant and those who have immune disorders), EBV can cause certain…
This research study is being done to understand how CPAP for sleep apnea may affect hypertensive disorders of pregnancy and other complications of pregnancy such as gestational diabetes. The purpose of the home sleep test is to find women with sleep apnea. Sleep apnea is when you have one or more pauses in breathing or shallow…
The purpose of this study is to investigate the safety and effectiveness of eltrombopag (investigational drug) in treating children and adolescents with newly-diagnosed immune thrombocytopenia (ITP), which is a rare blood disorder.