erosion

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References in periodicals archive ?
All three cases showed symmetrical joint space reduction, marginal erosions, and marrow (100%).
The radiograph provides (Figure 3) anteroposterior views of both feet demonstrating punched-out lytic lesions in the 1st metatarso-phalangeal joints with marginal erosions in the metatarsal head.
Additionally, similar to RA, PsA causes marginal erosions giving a "mouse ear" appearance in the interphalangeal joints.