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