Fact sheets Lupus Immune thrombocytopenic purpura Acromegaly Primary biliary cholangitis Chronic inflammatory demyelinating polyneuropathy Castleman disease Autosomal dominant polycystic kidney disease Fabry disease Bullous pemphigoid Cushing syndrome See more Juvenile neuronal ceroid lipofuscinosis on the forum What is the most frustrating or difficult... See the forum Juvenile neuronal ceroid lipofuscinosis