autoimmune disease undifferentiated connective tissue syndrome https://www.malacards.org/card/undifferentiated_connective_tissue_syndrome MedDRA:10071575 MEDGEN:592754 UCTD SCTID:239918008 UMLS:C0409999 undifferentiated connective tissue disease GARD:0019097 An autoimmune disorder which does not meet classification criteria used to establish the presence of other well-defined connective tissue diseases. Orphanet:90002 NCIT:C116776 MONDO:0019527