A Familiar Face in an Unfamiliar Place: Intraosseous Rheumatoid Nodule.
Kuan Ting Dominic FongWeizhong Jonathan SngKwan Min Victor LeeHui Sheng Amos TanPublished in: The Journal of rheumatology (2023)
Rheumatoid arthritis (RA) is a chronic multisystemic autoimmune disease characterized by inflammatory arthritis and extraarticular involvement. The rheumatoid nodule is the most common cutaneous manifestation of RA 1 and is commonly found on pressure points but may also present in uncommon places with varied appearances. 2 .