We compared its sensitivity and specificity to detect MM cells in an orthotopic MM mouse model and to results obtained with anti‐BCMA immunoPET (anti‐BCMA@64Cu), untargeted NP@64Cu, 64CuCl2, and 18F‐FDG radiotracers (Figure 1A–C). This evidence concerns the gene TNFRSF17 and Miyoshi myopathy.