Acro-osteolysis (AO), defined as osseous resorption mainly occurring in the distal phalanges of the fingers and toes, is a well-recognized complication of systemic sclerosis (SSc) that can lead to marked deformity and functional impairment.1 Interphalangeal joint arthrodesis is a surgical option for SSc patients with severe hand deformities that cause pain, functional impairment, and/or pressure ulceration refractory to medical management.2
Mathias et al. (2026) studied this question.