Difference between revisions of "Urothelial carcinoma"

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==[[IHC]]==
==[[IHC]]==
Features:
Recommended by ISUP consensus panel:<ref name=pmid25025364 >{{cite journal |author=Amin MB, Epstein JI, Ulbright TM, ''et al.'' |title=Best practices recommendations in the application of immunohistochemistry in urologic pathology: report from the international society of urological pathology consensus conference |journal=Am. J. Surg. Pathol. |volume=38 |issue=8 |pages=1017–22 |year=2014 |month=August |pmid=25025364 |doi=10.1097/PAS.0000000000000254 |url=}}</ref>
*CK7 +ve CK20 +ve.
*GATA3 +ve, CK20 +ve, p63 +ve, CK5/6, HMWCK (e.g. CK34betaE12) -
**CK20 may be negative in over 50% of cases with metastases.<ref name=pmid11419977>{{Cite journal | last1 = Jiang | first1 = J. | last2 = Ulbright | first2 = TM. | last3 = Younger | first3 = C. | last4 = Sanchez | first4 = K. | last5 = Bostwick | first5 = DG. | last6 = Koch | first6 = MO. | last7 = Eble | first7 = JN. | last8 = Cheng | first8 = L. | title = Cytokeratin 7 and cytokeratin 20 in primary urinary bladder carcinoma and matched lymph node metastasis. | journal = Arch Pathol Lab Med | volume = 125 | issue = 7 | pages = 921-3 | month = Jul | year = 2001 | doi = 10.1043/0003-9985(2001)1250921:CACIPU2.0.CO;2 | PMID = 11419977 }}</ref>


Others:
*CK7 +ve.
*PSA -ve.
Notes:
*CK20 negative in over 50% of cases with metastases.<ref name=pmid11419977>{{Cite journal  | last1 = Jiang | first1 = J. | last2 = Ulbright | first2 = TM. | last3 = Younger | first3 = C. | last4 = Sanchez | first4 = K. | last5 = Bostwick | first5 = DG. | last6 = Koch | first6 = MO. | last7 = Eble | first7 = JN. | last8 = Cheng | first8 = L. | title = Cytokeratin 7 and cytokeratin 20 in primary urinary bladder carcinoma and matched lymph node metastasis. | journal = Arch Pathol Lab Med | volume = 125 | issue = 7 | pages = 921-3 | month = Jul | year = 2001 | doi = 10.1043/0003-9985(2001)1250921:CACIPU2.0.CO;2 | PMID = 11419977 }}</ref>
===Reactive changes versus UCIS===
:''See [[urothelial carcinoma in situ]]''.
===UCC versus other===
UCC vs. [[Prostate cancer|prostate]]:
UCC vs. [[Prostate cancer|prostate]]:
*UCC: p63+, PSA-, PSAP-, CK7+, CK20+.
*UCC: GATA3 +ve, p63 +ve, CK20 +ve.
*Prostate: p63-, PSA+, PSAP+, CK7-, CK20-.
*Prostate: PSA +ve, PSAP +ve, CK7 -ve, CK20 -ve, p63 -ve, GATA3 -ve.


UCC vs. [[renal cell carcinoma|RCC]]:
UCC vs. [[renal cell carcinoma|RCC]]:
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===Staging===
Staging - muscularis propria invasion versus muscularis mucosae invasion ''smoothelin'' stain:<ref>{{Cite journal  | last1 = Paner | first1 = GP. | last2 = Shen | first2 = SS. | last3 = Lapetino | first3 = S. | last4 = Venkataraman | first4 = G. | last5 = Barkan | first5 = GA. | last6 = Quek | first6 = ML. | last7 = Ro | first7 = JY. | last8 = Amin | first8 = MB. | title = Diagnostic utility of antibody to smoothelin in the distinction of muscularis propria from muscularis mucosae of the urinary bladder: a potential ancillary tool in the pathologic staging of invasive urothelial carcinoma. | journal = Am J Surg Pathol | volume = 33 | issue = 1 | pages = 91-8 | month = Jan | year = 2009 | doi = 10.1097/PAS.0b013e3181804727 | PMID = 18936687 }}</ref>
Staging - muscularis propria invasion versus muscularis mucosae invasion ''smoothelin'' stain:<ref>{{Cite journal  | last1 = Paner | first1 = GP. | last2 = Shen | first2 = SS. | last3 = Lapetino | first3 = S. | last4 = Venkataraman | first4 = G. | last5 = Barkan | first5 = GA. | last6 = Quek | first6 = ML. | last7 = Ro | first7 = JY. | last8 = Amin | first8 = MB. | title = Diagnostic utility of antibody to smoothelin in the distinction of muscularis propria from muscularis mucosae of the urinary bladder: a potential ancillary tool in the pathologic staging of invasive urothelial carcinoma. | journal = Am J Surg Pathol | volume = 33 | issue = 1 | pages = 91-8 | month = Jan | year = 2009 | doi = 10.1097/PAS.0b013e3181804727 | PMID = 18936687 }}</ref>
*Muscularis propria - usu. strong. †
*Muscularis propria - usu. strong. †
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