multicentric reticulohistiocytosis

• females, middle age
• deposition arthropathy

• bilaterally symmetric involvement of hands
• soft-tissue swelling
• well-circumscribed marginal bony erosions

• RA -- juxta-articular osteoporosis, DIPs spared
• psoriasis -- asymmetric, ill-defined erosions, new bone
• gout -- overhanging edges, asymmetric

© 2002, C.E. Kahn, Jr.
2002-04-18