What is Klinefelter syndrome Klinefelter syndrome is a genetic condition that affects males physical, behavioral, and cognitive development and functioning. Klinefelter syndrome occurs if boys are
What is Gilbert syndrome Gilbert syndrome is a relatively mild condition characterized by periods of slightly higher than normal levels of a toxic substance called bilirubin
What is POEMS syndrome POEMS syndrome is a rare paraneoplastic disorder associated with an underlying plasma cell dyscrasia ((Dispenzieri A. POEMS syndrome. Blood Reviews. 2007;21(6):285–299.
What is granuloma annulare Granuloma annulare is a common skin condition in which there are smooth discolored plaques. They are usually thickened and ring-shaped or
What is idiopathic hypersomnia Idiopathic hypersomnia is sleeping too much (hypersomnia) with daily periods of an irrepressible need to sleep without an obvious cause. People
What is rumination syndrome Rumination syndrome is a condition in which people repeatedly and unintentionally spit up (regurgitate) undigested or partially digested food from the
What is scleroderma Scleroderma also known as systemic sclerosis is an autoimmune disease where your immune system attacks healthy tissue affecting connective tissue (the tissue that
What is Porphyria Porphyria is the umbrella term for a group of rare inherited disorders or passed down from parents to children caused by abnormalities in the
What is roseola Roseola, also known as sixth disease, exanthem subitum and roseola infantum, is a mild illness that mainly affects children that will go