The purpose of this study is to examine the causes and pathology of alopecia areata and other hair and skin disorders. Skin biopsies and blood and/or clinical information collected in the study will be used for research aiming at developing new options for the treatment of alopecia areata and…
We are conducting a research study on how psoriasis might be caused or worsened by high levels of the blood sugar-lowering hormone insulin. We are seeking people with plaque psoriasis, ages 18-65, who are overweight or obese with a body mass index of 25-35. Participants will have blood drawn and…
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 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.