Clonally unrelated primary large B-cell lymphomas separated by over a decade involving the central nervous system and testicle: Possible predisposition to lymphomas of immune-privileged sites?

克隆无关的原发性大B细胞淋巴瘤，间隔十余年，累及中枢神经系统和睾丸：是否可能易患免疫豁免部位淋巴瘤？