Survival from relapse according to paraprotein and FLC secretion at relapse for patients with IgG and IgA paraproteins. (A) Kaplan-Meier curves of survival from first relapse for IgG patients relapsing with whole PO, both PLCs, or patients with FLC escape phenomenon. (B) Kaplan-Meier curves of survival from first relapse for IgA patients relapsing with whole PO, both PLCs, or patients with FLC escape phenomenon.