[Seronegative rheumatoid arthritis in adolescents].
Of 116 persons who developed rheumatoid arthritis (RA) as teen-agers, 56 were seronegative for RF a long period of time. Clinicolaboratory and x-ray manifestations in this group of patients were analyzed. Adolescents with seronegative RA presented a heterogeneous group requiring further investigation.
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D000293:Adolescent; D001168:Arthritis / Q000175:diagnosis; D001171:Arthritis, Juvenile / Q000175:diagnosis* / Q000276:immunology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D012217:Rheumatoid Factor / Q000032:analysis*; D012720:Severity of Illness Index; D013167:Spondylitis, Ankylosing / Q000175:diagnosis
D012217:Rheumatoid Factor
Seronegativnyĭ revmatoidnyĭ artrit u podrostkov.