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| ==Acquired renal cystic disease== | | ==Acquired renal cystic disease== |
| ===General===
| | {{Main|Acquired renal cystic disease}} |
| *Thought to arise due to uremia,<ref name=pmid7861721>{{cite journal |author=Fick GM, Gabow PA |title=Hereditary and acquired cystic disease of the kidney |journal=Kidney Int. |volume=46 |issue=4 |pages=951–64 |year=1994 |month=October |pmid=7861721 |doi= |url=http://www.nature.com/ki/journal/v46/n4/pdf/ki1994354a.pdf}}</ref> not specific to the type of renal dialysis, i.e. hemodialysis vs. peritoneal dialysis.
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| *Presence of cysts dependent on duration of dialysis:<ref name=pmid7861721/>
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| **< 3 years ~44%.
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| **>4 years ~80%.
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| **>10 years ~90%.
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| *Associated with [[papillary renal cell carcinoma]].<ref>{{Ref DARP|438}}</ref>
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| ===Microscopic===
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| Features:<ref name=pmid1819219>{{cite journal |author=Kessler M, Testevuide P, Aymard B, Huu TC |title=Acquired renal cystic disease mimicking adult polycystic kidney disease in a patient undergoing long-term hemodialysis |journal=Am. J. Nephrol. |volume=11 |issue=6 |pages=513–7 |year=1991 |pmid=1819219 |doi= |url=}}</ref>
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| *Cysts - location: cortex and medulla.
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| **Lined by simple flattened epithelium.
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| DDx:
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| *[[Autosomal dominant polycystic kidney disease]] rarely,<ref name=pmid1819219>{{cite journal |author=Kessler M, Testevuide P, Aymard B, Huu TC |title=Acquired renal cystic disease mimicking adult polycystic kidney disease in a patient undergoing long-term hemodialysis |journal=Am. J. Nephrol. |volume=11 |issue=6 |pages=513–7 |year=1991 |pmid=1819219 |doi= |url=}}</ref> see ''Microscopic'' in [[ADPKD]].
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| *[[Acquired cystic disease-associated renal cell carcinoma]].
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| ==Autosomal recessive polycystic kidney disease== | | ==Autosomal recessive polycystic kidney disease== |