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PCNSL
Epidemiology
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Risk Factors
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Immunosuppression
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Congenital (SCID, Wiskott-Aldrich Syndrome)
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Acquired (HIV)
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The risk of PCNSL in HIV patients is 3600-fold higher than
general population
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Up to 2/100 HIV infected persons develop PCNSL
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Iatrogenic (Organ allograft recipients)