Most of the genetic abnormalities relating to NF-κB dysregulation in MM involve the non-canonical NF-κB pathway including aberrant expression of NIK, CD40, TRAF2, TRAF3, transmembrane activator and CAML interactor (TACI) and cIAP1/2 [126,127]. Here, TNFRSF13B is linked to Miyoshi myopathy.