Adult onset juvenile rheumatoid arthritis.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001171:Arthritis, Juvenile / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D005260:Female; D005335:Fever of Unknown Origin; D005500:Follow-Up Studies; D006801:Humans; D008297:Male