Calcinosis in systemic sclerosis: subsets, distribution and complications.

Objective: To retrospectively analyse the features of calcinosis in a cohort of SSc patients.

Methods: Charts of SSc patients attending the Ulcer Unit of the Rheumatology Department, University of Florence and presenting a clinical suspicion of calcinosis were considered in the study. Data on clinical history, including recent skin changes, and clinical examination of all areas with suspected calcinosis, radiological imaging of the calcinotic area, demographics and SSc-related organ involvement and pain measured by a visual analogue scale were recorded.