Fact sheets Lupus Acromegaly Immune thrombocytopenic purpura Primary biliary cholangitis Chronic inflammatory demyelinating polyneuropathy Autosomal dominant polycystic kidney disease Castleman disease Fabry disease Bullous pemphigoid Cushing syndrome See more Sneddon's syndrome on the forum What is the most frustrating or difficult... Chronic Fatigue Idiopathic Intercranial Hypertension Do you have a Bucket List? What is your cardiovascular diagnosis?... How do you manage your neuropathic pain? How to break the vicious cycle of stress... My sister has Printzmetal angina? Anyone... Overcoming anxiety after a heart attack How do you manage blood pressure as you... See the forum Sneddon's syndrome