| Neurologic and neuromuscular | Myasthenia gravis, polymyositis, sensory neuropathy, stiff person syndrome, neuromyelitis optica, Isaacs syndrome (neuromyotonia), Lambert-Eaton myasthenic syndrome, hemichorea |
| Hematologic | Pure red cell aplasia, agranulocytosis, hemolytic anemia, pernicious anemia |
| Dermatologic | Alopecia areata, pemphigus, scleroderma, oral lichen planus, vitiligo |
| Endocrine | Addison's disease, Cushing syndrome, panhypopituitarism, thyroiditis |
| Miscellaneous | Acquired hypogammaglobulinemia, myocarditis, nephrotic syndrome, rheumatoid arthritis, sarcoidosis, hepatitis, gastrointestinal pseudoobstruction, ulcerative colitis |
