Symptoms and Causes

Overview Undifferentiated pleomorphic sarcoma (UPS) is a rare cancer that primarily affects soft tissues in the body. These soft tissues play important roles in connecting and…

Overview Benign adrenal tumors are non-cancerous growths that develop in the adrenal glands. These glands sit above each kidney and are vital components of the endocrine…

Overview Delayed sleep phase disorder affects a person’s internal body clock, shifting their sleep patterns by two or more hours from typical schedules. People with this…

Overview Multiple Endocrine Neoplasia 2 (MEN 2) is a rare genetic condition that leads to tumor growth in several glands and tissues. These tumors can appear…

Overview Voice disorders involve changes in how someone’s voice sounds. These problems can develop for various reasons. Medical experts who specialize in ear, nose, and throat…

Overview Medium-chain acyl-coenzyme A dehydrogenase (MCAD) deficiency is a genetic disorder. It impairs the body’s ability to convert certain fats into energy. This condition affects metabolism—the…

Overview Ureteral cancer begins when cells in the ureters start growing abnormally. The ureters are thin tubes that move urine from the kidneys to the bladder….

Overview Inherited metabolic disorders are a group of genetic conditions that affect how the body processes certain substances. These disorders interfere with the body’s ability to…

Overview High blood pressure in children occurs when blood pressure reaches or exceeds the 95th percentile for children of the same sex, age, and height. For…

Overview Pulmonary atresia is a congenital heart defect present at birth where the pulmonary valve fails to form properly. Instead of a normal valve that opens…