yes. undifferentiated connective tissue disease (uctd) is a condition that contains features of various classical connective tissue diseases which include rheumatoid arthritis systemic lupus erythematosus scleroderma polymyositis dermatomyositis and sjogren syndrome. uctd is referred to as "undifferentiated" because the signs symptoms and diagnostic test results do not fit any of the criteria for any one of the classical connective tissue diseases. . the fact is that uctd can evolve slowly even over years to become one of the classical connective tissue diseases or it may never evolve at all. also the very features which suggest uctd can resolve and the disease go away entirely. it is anticipated that as medical science evolves so too will the ability to better categorize and pigeonhole various forms of uctd into unique disease entities.
can undifferentiated connective tissue disease (uctd) turn into lupus or another connective tissue disease?