Kronik böbrek yetmezlikli ve renal replasman tedavisi gö-ren hastalarda kardiyovasküler hastalıklar (%56), infeksi-yonlar (%11.2) ve maligniteye (%8) bağlı artmış mortalite oranları söz konusudur. Diyaliz süresi uzadıkça malignite görülme oranı da artar. Diyaliz hastalarında renal hücre-li karsinom (RCC) prevalansının genel popülasyona göre daha yüksek olduğu bilinmektedir. Edinilmiş kistik böbrek hastalığı (ACKD) sıklığı diyaliz süresi ile artar; CKD ile iliş-kili RCC erkeklerde daha sık görülür; sıklıkla bilateral ve multisentriktir. Renal hücreli tümörlerden olan onkositom varyant bir tümör olarak kabul edilmesine rağmen histo-patolojik olarak malign tümör özellikleri gösterebilir. Bu yazıda uzun süreden beri hemodiyaliz tedavisi gören ve yakınması olmayan hastada rastlantısal olarak saptanan renal kitleler anlatılmaktadır.
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