Key points are not available for this paper at this time.
A subclassification of SSc patients is proposed by a group of experienced investigators. The subsets are defined by skin involvement with limited cutaneous SSc (lcSSc) patients having no taut skin proximal to the knees, elbows or clavicles and diffuse cutaneous SSc (dcSSc) patients having truncal skin tautness.
LeRoy et al. (Thu,) studied this question.