Merck Manual

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Rheumatoid Nodule (Hand)
Rheumatoid Nodule (Hand)
Rheumatoid Nodule (Hand)

This photo shows a hard bump under the skin (rheumatoid nodule) over the joint in the hand of a person who has rheumatoid arthritis.

DR P. MARAZZI/SCIENCE PHOTO LIBRARY

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Rheumatoid Arthritis (RA)