Problems in early diagnosis of arthritis; gout, Reiter's syndrome and systemic lupus erythematosus.
D001168:Arthritis; D016918:Arthritis, Reactive / Q000175:diagnosis*; D001172:Arthritis, Rheumatoid / Q000175:diagnosis*; D002481:Cellulitis / Q000175:diagnosis*; D003937:Diagnosis, Differential; D042241:Early Diagnosis; D006073:Gout / Q000175:diagnosis*; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*
ARTHRITIS, RHEUMATOID/differential diagnosis; CELLULITIS/differential diagnosis; GOUT/differential diagnosis; LUPUS ERYTHEMATOSUS, DISSEMINATED/differential diagnosis; REITER'S DISEASE/differential diagnosis