Difference between revisions of "Autosomal dominant polycystic kidney disease"

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{{ Infobox diagnosis
{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Name      = {{PAGENAME}}
| Image      =  
| Image      = Polycystic kidney disease -- very low mag.jpg
| Width      =
| Width      =
| Caption    =  
| Caption    = Micrograph showing polycystic kidney disease in the context of autosomal dominant polycystic kidney disease. [[H&E stain]].
| Synonyms  =
| Synonyms  =
| Micro      =
| Micro      = cortical cysts lined by simple flattened epithelium, normal renal tubules interspersed between cysts or tubules as seen in [[end-stage kidney]] (thyroidization), +/-fibrosis (late-stage), +/-calcifications
| Subtypes  =
| Subtypes  = PKD1 gene associated, PKD2 gene associated
| LMDDx      = [[acquired cystic renal disease]]
| LMDDx      = [[acquired cystic renal disease]]
| Stains    =
| Stains    =
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| Molecular  = mutation in PKD1 gene or PKD2 gene
| Molecular  = mutation in PKD1 gene or PKD2 gene
| IF        =
| IF        =
| Gross      = enlarged kidney composed to many cysts
| Gross      = enlarged kidney with "too many cysts to count"
| Grossing  =
| Grossing  =
| Staging    =
| Staging    =
| Site      = [[kidney]] - see ''[[cystic kidney diseases]]''
| Site      = [[kidney]] - see ''[[cystic kidney diseases]]''
| Assdx      = [[end-stage kidney]], PKD1: [[cerebral aneurysm]]s; PKD2: [[diverticular disease|colonic diverticula]], [[aortic aneurysm]], [[mitral valve prolapse]]
| Assdx      = [[end-stage kidney]], liver cysts; PKD1 associated: [[cerebral aneurysm]]s; PKD2 associated: [[diverticular disease|colonic diverticula]], [[aortic aneurysm]], [[mitral valve prolapse]]
| Syndromes  =
| Syndromes  =
| Clinicalhx = family member with polycystic kidney disease and
| Clinicalhx = family member with polycystic kidney disease
| Signs      =
| Signs      =
| Symptoms  =
| Symptoms  =
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| Other      =
| Other      =
| ClinDDx    =
| ClinDDx    =
| Tx        =
| Tx        = +/-nephrectomy, dialysis, renal transplant
}}
}}
'''Autosomal dominant polycystic kidney disease''', abbreviated '''ADPKD''', is a common genetic cause of [[chronic renal failure]].
'''Autosomal dominant polycystic kidney disease''', abbreviated '''ADPKD''', is a common genetic cause of [[chronic renal failure]].
Surgically removed to due to symptoms (mass effect); native nephrectomy often done concurrently with renal transplant.<ref name=pmid27257690>{{Cite journal  | last1 = Veroux | first1 = M. | last2 = Zerbo | first2 = D. | last3 = Basile | first3 = G. | last4 = Gozzo | first4 = C. | last5 = Sinagra | first5 = N. | last6 = Giaquinta | first6 = A. | last7 = Sanfiorenzo | first7 = A. | last8 = Veroux | first8 = P. | title = Simultaneous Native Nephrectomy and Kidney Transplantation in Patients With Autosomal Dominant Polycystic Kidney Disease. | journal = PLoS One | volume = 11 | issue = 6 | pages = e0155481 | month =  | year = 2016 | doi = 10.1371/journal.pone.0155481 | PMID = 27257690 }}</ref>


==General==
==General==
*Incidence of renal cell carcinoma (RCC) is increased in ADPKD in relation to the general population; however, the increase may to be due to the higher incidence of RCC in patients with (advanced) chronic kidney disease rather than ADPKD.<ref name=pmid19446940>{{Cite journal  | last1 = Nishimura | first1 = H. | last2 = Ubara | first2 = Y. | last3 = Nakamura | first3 = M. | last4 = Nakanishi | first4 = S. | last5 = Sawa | first5 = N. | last6 = Hoshino | first6 = J. | last7 = Suwabe | first7 = T. | last8 = Takemoto | first8 = F. | last9 = Nakagawa | first9 = M. | title = Renal cell carcinoma in autosomal dominant polycystic kidney disease. | journal = Am J Kidney Dis | volume = 54 | issue = 1 | pages = 165-8 | month = Jul | year = 2009 | doi = 10.1053/j.ajkd.2009.01.270 | PMID = 19446940 }}</ref>
**In a series of 510 patients evaluated clinically, 10 were found to have renal cell carcinoma. Eight of the ten were seen on imaging and two were detected by pathology.<ref name=pmid19446940>{{Cite journal  | last1 = Nishimura | first1 = H. | last2 = Ubara | first2 = Y. | last3 = Nakamura | first3 = M. | last4 = Nakanishi | first4 = S. | last5 = Sawa | first5 = N. | last6 = Hoshino | first6 = J. | last7 = Suwabe | first7 = T. | last8 = Takemoto | first8 = F. | last9 = Nakagawa | first9 = M. | title = Renal cell carcinoma in autosomal dominant polycystic kidney disease. | journal = Am J Kidney Dis | volume = 54 | issue = 1 | pages = 165-8 | month = Jul | year = 2009 | doi = 10.1053/j.ajkd.2009.01.270 | PMID = 19446940 }}</ref>
*In a series 301 renal surgeries on 240 ADPKD patients, 16 malignant lesions were seen.<ref name=pmid23752029>{{Cite journal  | last1 = Jilg | first1 = CA. | last2 = Drendel | first2 = V. | last3 = Bacher | first3 = J. | last4 = Pisarski | first4 = P. | last5 = Neeff | first5 = H. | last6 = Drognitz | first6 = O. | last7 = Schwardt | first7 = M. | last8 = Gläsker | first8 = S. | last9 = Malinoc | first9 = A. | title = Autosomal dominant polycystic kidney disease: prevalence of renal neoplasias in surgical kidney specimens. | journal = Nephron Clin Pract | volume = 123 | issue = 1-2 | pages = 13-21 | month =  | year = 2013 | doi = 10.1159/000351049 | PMID = 23752029 }}</ref>
**10 [[papillary RCC]]s.
**5 [[clear cell RCC]]s.
**1 urothelial carcinoma.
===Etiology===
===Etiology===
*Mutation in ''PKD1'' gene or ''PKD2'' gene.
*Mutation in ''PKD1'' gene or ''PKD2'' gene.
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==Microscopic==
==Microscopic==
Features:<ref name=Ref_DARP426>{{Ref DARP|426}}</ref>
Features:<ref name=Ref_DARP426>{{Ref DARP|426}}</ref>
*Cysts lined by simple flattened epithelium.
*Cortical cysts lined by simple flattened epithelium.
*Normal renal tubules interspersed between cysts.
*Normal renal tubules interspersed between cysts or tubules as seen in [[end-stage kidney]] (thyroidization).
*+/-Fibrosis (late-stage).
*+/-Fibrosis (late-stage).
*+/-Calcifications.{{fact}}


DDx:  
DDx:  
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**Morphologically similar to acquired renal cystic disease.<ref name=rj_oct2010>RJ. 20 October 2010.</ref>
**Morphologically similar to acquired renal cystic disease.<ref name=rj_oct2010>RJ. 20 October 2010.</ref>
**It is said that "... if you can count 'em it's simple cysts; if you can't it's polycystic (renal disease)."<ref name=rj_oct2010>RJ. 20 October 2010.</ref><ref>{{cite book |author= Barbaric, Zoran L.  |title=[http://books.google.com/books?id=uABgezxjhYwC&pg=PA87&lpg=PA87&dq=cystic+renal+disease,+%22if+you+can+count+them%22&source=bl&ots=GYyIdR9YmS&sig=DBYzT8LO2MltLA-wwW-0QwnQ6Lk&hl=en&ei=0hF-Taz0IsG3twe5yfG6BQ&sa=X&oi=book_result&ct=result&resnum=1&ved=0CBoQ6AEwAA#v=onepage&q=cystic%20renal%20disease%2C%20%22if%20you%20can%20count%20them%22&f=false Principles of Genitourinary Radiology] |publisher=Thieme |location= |year=1994 |pages= 87 |edition=2nd |isbn=978-0865774933 |oclc= |doi= |accessdate=}}</ref>
**It is said that "... if you can count 'em it's simple cysts; if you can't it's polycystic (renal disease)."<ref name=rj_oct2010>RJ. 20 October 2010.</ref><ref>{{cite book |author= Barbaric, Zoran L.  |title=[http://books.google.com/books?id=uABgezxjhYwC&pg=PA87&lpg=PA87&dq=cystic+renal+disease,+%22if+you+can+count+them%22&source=bl&ots=GYyIdR9YmS&sig=DBYzT8LO2MltLA-wwW-0QwnQ6Lk&hl=en&ei=0hF-Taz0IsG3twe5yfG6BQ&sa=X&oi=book_result&ct=result&resnum=1&ved=0CBoQ6AEwAA#v=onepage&q=cystic%20renal%20disease%2C%20%22if%20you%20can%20count%20them%22&f=false Principles of Genitourinary Radiology] |publisher=Thieme |location= |year=1994 |pages= 87 |edition=2nd |isbn=978-0865774933 |oclc= |doi= |accessdate=}}</ref>
===Images===
<gallery>
Image: Polycystic kidney disease -- extremely low mag.jpg | PKD - extremely low mag. (WC)
Image: Polycystic kidney disease -- very low mag.jpg | PKD - very low mag. (WC)
Image: Polycystic kidney disease -- low mag.jpg | PKD - low mag. (WC)
Image: Polycystic kidney disease -- intermed mag.jpg | PKD - intermed. mag. (WC)
</gallery>


==Sign out==
==Sign out==
<pre>
Kidney, Right, Nephrectomy:
    - Polycystic kidney with chronic pyelonephritis and changes of chronic
      renal failure, consistent with polycystic kidney disease.
    - NEGATIVE for malignancy.
</pre>
===Alternate===
<pre>
<pre>
Left Kidney, Nephrectomy:  
Left Kidney, Nephrectomy:  
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- NEGATIVE for malignancy.  
- NEGATIVE for malignancy.  
</pre>
</pre>
===Micro===
The sections show kidney with innumerable cysts and focal benign calcifications. Some atypical cysts with papillations are present. These have bland epithelial cells and do not have apparent proliferative activity. No mass lesion is present. No significant atypia is present.


==See also==
==See also==
*[[Cystic kidney diseases]].
*[[Cystic kidney diseases]].
*[[Benign cortical cyst of kidney]].


==References==
==References==
48,436

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