Autoimmune Diseases Autoimmune DiseasesAll | A B C D E F G H I J K L M N O P R S T U V W There are currently 13 names in this directory beginning with the letter C.Castleman disease (CD)Celiac diseaseChagas diseaseChronic inflammatory demyelinating polyneuropathy (CIDP)Chronic recurrent multifocal osteomyelitis (CRMO)Churg-StraussCicatricial pemphigoidCogan’s syndromeCold agglutinin diseaseCongenital heart blockCoxsackie myocarditisCREST syndromeCrohn’s disease