A possible prognostic impact of the expression level of lncRNA UCA1 (urothelial cancer associated 1) in MM was recently postulated by Sedlarikova et al. [43] in a study analyzing the expression of 83 candidate lncRNAs in BM PCs of newly diagnosed MM patients compared to normal BM PCs of healthy donors (HD). Here, UCA1 is linked to Miyoshi myopathy.