About 1 out of 3 people who has lupus has Raynaud's.Other examples of diseases and conditions that can cause Raynaud's include:??? Rheumatoid (RU-ma-toyd) arthritis ??? Atherosclerosis (ath-er-o-skler-O-sis) ??? Blood disorders such as cryoglobulinemia (KRI-o-GLOB-yu-li-NE-me-ah) and polycythemia (POL-e-si-THE-me-ah) ??? Sj??gren's (SHOW-gren's) syndrome, dermatomyositis (DER-ma-to-mi-o-SI-tis), a