TNFRSF13B and common variable immunodeficiency: In a patient with common variable immunodeficiency (CVID)-like symptoms, Lindsley et al. addressed the functional consequences of mutations in NFKB2 [c.2598_2599insT (p.A867fs)] and TNFRSF13B [c.706G > T (p.E236*)] (Tables 2 and 3) (26).