The 2013 ACR/EULAR Criteria for the classification of Systemic Sclerosis  1. These criteria are applicable to any patient considered for inclusion in a SSc study.  2. These criteria are not applicable to:  a) Patients having a SSc-like disorder better explaining their manifestations, such as: nephrogenic sclerosing fibrosis, generalized morphea, eosinophilic fasciitis, scleredema diabeticorum, scleromyxedema, erythromyalgia,…