Intra-articular rheumatoid nodules of the knee.
D000328:Adult; D005260:Female; D006801:Humans; D007717:Knee / Q000473:pathology / Q000601:surgery*; D007719:Knee Joint; D008875:Middle Aged; D012218:Rheumatoid Nodule / Q000473:pathology / Q000601:surgery*