Survival curves for intravascular large B-cell lymphoma (IVLBCL). No significant difference was found for survival among the 3 IVLBCL groups: CD5⁻CD10⁻, CD5⁺CD10⁻, and CD5⁺ or CD5⁻CD10⁺. The expression of CD5 or CD10 had no significant effect on survival for IVLBCL.