Primary gastric mucosa associated lymphoid tissue lymphoma: Clinical data predicted treatment outcome

Figure 1 Bone marrow pathohistology in gastric MALT lymphoma patients (HE, × 100). Paratrabecular nodal lymphoid BM infiltration with neoplastic cells.

Figure 2 Immunohistochemistry of CD20 antigen expression in bone marrow biopsy (× 200). Nodal lymphoid BM infiltration with CD20+ in lymphoma cells.

Figure 3 Distribution of IPI values in gastric MALT lymphoma patients. IPI score was a highly significant (P < 0.01) prognostic factor for overall survival of patients.

Figure 4 Kaplan-Meir curve of cumulative survival probability in gastric MALT lymphoma patients. Cumulative survival probability was high in the following period with low rate of death.