Fact sheets Lupus Acromegaly Idiopathic inflammatory myopathy Bullous pemphigoid Castleman disease CDKL5 syndrome Warm autoimmune haemolytic anaemia Chronic inflammatory demyelinating polyneuropathy Neurofibromatosis Thrombotic thrombocytopenic purpura See more Testicular regression syndrome on the forum Male Hypogonadism. How were you diagnosed with a rare disease? Does anyone else here suffer from... Semen quality: Could sperm motility... My husband has ED Living with Usher syndrome: Share your... See the forum Testicular regression syndrome