Primary splenic lymphoma is a relatively rare cause of splenomegaly; its reported incidence being less than 1% of non-Hodgkin lymphoma in most reported series.

• 摘要原发性脾?淋巴瘤是造成脾?肿大的罕见原因之一，文献上报告仅占非何杰金氏淋巴瘤比率不到1%25。