passages.id: 19978
passages.type: title
passages.text: Myasthenia gravis caused by penicillamine and chloroquine therapy for rheumatoid arthritis.
passages.id: 19979
passages.type: abstract
passages.text: We have described a unique patient who had reversible and dose-related myasthenia gravis after penicillamine and chloroquine therapy for rheumatoid arthritis. Although acetylcholine receptor antibodies were not detectable, the time course was consistent with an autoimmune process.