Fact sheets Lupus Acromegaly Immune thrombocytopenic purpura Primary biliary cholangitis Chronic inflammatory demyelinating polyneuropathy Autosomal dominant polycystic kidney disease Castleman disease Fabry disease Cushing syndrome Bullous pemphigoid See more Sneddon's syndrome on the forum What is the most frustrating or difficult... Chronic Fatigue What is your cardiovascular diagnosis?... Do you have a Bucket List? Idiopathic Intercranial Hypertension 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... Implantable cardioverter defibrillator (ICD) See the forum Sneddon's syndrome