Fig. 7

Fine-needle aspiration biopsy histology. a Monomorphic lymphoid proliferation composed of large-size cells with evident nucleulus, typical of a high-grade malignant non-Hodgkin’s B cell lymphoma; b immunophenotypic LCA⁺, CD20‾; c immunophenotypic CD79a⁺, MUM1⁺, CD38⁺, CD138⁺; d immunophenotypic κ⁺, λ‾, CD56‾, CD30‾, ALK1‾, CD3‾, CD5‾, CD10‾, bcl-2‾, bcl-6‾, TdT‾, LMP1‾, Ki-67: 85%