结论：艾滋病病毒相关性原发性脑淋巴瘤病人的预后差，而放射治疗可在一定程度上延长病人的生存期。

Conclusions: There was poor survival for the patients with AIDS - related primary cerebral lymphoma and radiotherapy could prolong the survival of the patients.

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虽然一些癌症已知和HIV相关，比如卡波济肉瘤，非霍奇金淋巴瘤和宫颈癌，但很少有对非艾滋病相关癌症的风险有指导作用的研究。

Although some cancers are known to be associated with HIV, such as Kaposi's sarcoma, non-Hodgkin's lymphoma and cervical cancer, limited research has been conducted on risk of non-AIDS cancers.

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