Renal cell carcinoma classification: Difference between revisions
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===Sporadic vs. Hereditary=== | ===Sporadic vs. Hereditary=== | ||
The following tables classify renal cell carcinoma according to histologic appearance and differentiates sporadic from hereditary forms of renal cell carcinoma. | The following tables classify renal cell carcinoma according to histologic appearance and differentiates sporadic from hereditary forms of renal cell carcinoma. | ||
====Sporadic Forms==== | |||
{| border="1" style="border-collapse:collapse; text-align:left;" cellpadding="5" align="center" | {| border="1" style="border-collapse:collapse; text-align:left;" cellpadding="5" align="center" | ||
|+ '''''Sporadic Forms of Renal Cell Carcinoma<ref name="pmid16339096">{{cite journal| author=Cohen HT, McGovern FJ| title=Renal-cell carcinoma. | journal=N Engl J Med | year= 2005 | volume= 353 | issue= 23 | pages= 2477-90 | pmid=16339096 | doi=10.1056/NEJMra043172 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16339096 }} </ref>''''' | |+ '''''Sporadic Forms of Renal Cell Carcinoma<ref name="pmid16339096">{{cite journal| author=Cohen HT, McGovern FJ| title=Renal-cell carcinoma. | journal=N Engl J Med | year= 2005 | volume= 353 | issue= 23 | pages= 2477-90 | pmid=16339096 | doi=10.1056/NEJMra043172 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16339096 }} </ref>''''' | ||
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<sup><center>Adapted from Cohen HT, McGovern FJ. Renal-cell carcinoma.''N Engl J Med''. 2005; 353:2477-90</center></sup> | <sup><center>Adapted from Cohen HT, McGovern FJ. Renal-cell carcinoma.''N Engl J Med''. 2005; 353:2477-90</center></sup> | ||
====Hereditary Forms==== | |||
{| border="1" style="border-collapse:collapse; text-align:left;" cellpadding="5" align="center" | {| border="1" style="border-collapse:collapse; text-align:left;" cellpadding="5" align="center" | ||
|+ '''''Hereditary Forms of Renal Cell Carcinoma<ref name="pmid16339096">{{cite journal|author=Cohen HT, McGovern FJ| title=Renal-cell carcinoma. | journal=N Engl J Med |year= 2005 | volume= 353 | issue= 23 | pages= 2477-90 | pmid=16339096 |doi=10.1056/NEJMra043172 | pmc= |url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16339096 }}</ref>''''' | |+ '''''Hereditary Forms of Renal Cell Carcinoma<ref name="pmid16339096">{{cite journal|author=Cohen HT, McGovern FJ| title=Renal-cell carcinoma. | journal=N Engl J Med |year= 2005 | volume= 353 | issue= 23 | pages= 2477-90 | pmid=16339096 |doi=10.1056/NEJMra043172 | pmc= |url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16339096 }}</ref>''''' | ||
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<sup><center>Adapted from Cohen HT, McGovern FJ. Renal-cell carcinoma.''N Engl J Med''. 2005; 353:2477-90</center></sup> | <sup><center>Adapted from Cohen HT, McGovern FJ. Renal-cell carcinoma.''N Engl J Med''. 2005; 353:2477-90</center></sup> | ||
===Staging=== | |||
Clear cell renal carcinomas can be classified according to staging or anatomic spread of the disease. Two commonly implemented systems are the Modified Robson's System (1969) and the TNM (Tumor - Nodes - Metastasis) System: | |||
====Robson's System==== | |||
The Modified Robson's staging system has been proposed in 1969. It emphasizes the anatomic distribution of the tumor and proximity to important vasculature and lymph nodes with prognostic implications, reporting a 52% 5-year survival and a 66% 5-year survival in patients with localized tumor.<ref name="pmid5765875">{{cite journal| author=Robson CJ, Churchill BM, Anderson W| title=The results of radical nephrectomy for renal cell carcinoma. | journal=J Urol | year= 1969 | volume= 101 | issue= 3 | pages= 297-301 | pmid=5765875 | doi= | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=5765875 }} </ref> | |||
{| border="1" style="border-collapse:collapse; text-align:left;" cellpadding="5" align="center" | |||
|+ '''''Robson's Classification System of Renal Cell Carcinoma Staging<ref name="pmid5765875">{{cite journal| author=Robson CJ, Churchill BM, Anderson W| title=The results of radical nephrectomy for renal cell carcinoma. | journal=J Urol | year= 1969 | volume= 101 | issue= 3 | pages= 297-301 | pmid=5765875 | doi= | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=5765875 }} </ref>''''' | |||
| bgcolor="#d9ff54"|'''Stage''' || bgcolor="#d9ff54"|'''Definition | |||
|- | |||
| bgcolor="#ececec"|'''Stage I''' || Tumor confined within parenchyma | |||
|- | |||
| bgcolor="#ececec"|'''Stage II''' || Tumor involves perinephric fat, but still confined within Gerota's fascia | |||
|- | |||
| bgcolor="#ececec"|'''Stage III''' || A) Tumor involves main renal vein or vena cava | |||
<br> B) Tumor involves regional lymph nodes | |||
<br> C) Tumor involves both local vessels and lymph nodes | |||
|- | |||
| bgcolor="#ececec"|'''Stage IV''' || A) Tumor involves adjacent organs other than adrenal gland | |||
<br> B) Distant metastasis | |||
|} | |||
<sup><center>Adapted from Robson CJ, Churchill BM, Anderson W. The results of radical nephrectomy for renal cell carcinoma. ''J Urol''. 1969; 101(3):297-301.</center></sup> | |||
==References== | ==References== |
Revision as of 16:35, 27 December 2013
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Classification
Sporadic vs. Hereditary
The following tables classify renal cell carcinoma according to histologic appearance and differentiates sporadic from hereditary forms of renal cell carcinoma.
Sporadic Forms
Histologic Appearance | Incidence | Gene | Frequency |
Conventional | 75 | VHL | 60 % |
Papillary | 12 | MET TFE3 |
13 % < 1 % |
Chromophobe | 4 | ||
Oncocytoma | 4 | ||
Collecting Duct | < 1 | ||
Unclassified | 3 - 5 |
Hereditary Forms
Syndrome | Associated Gene | Common Histological Appearance |
VHL Disease | VHL | Conventional |
FCRC | Chromosome 3p translocation | Conventional |
Hereditary Paraganglioma | SDHB | Conventional |
HPRC | MET | Papillary |
HLRCC | FH | Papillary |
Birt-Hogg-Dube Syndrome | BHD | Chromophobe / Oncocytoma |
Staging
Clear cell renal carcinomas can be classified according to staging or anatomic spread of the disease. Two commonly implemented systems are the Modified Robson's System (1969) and the TNM (Tumor - Nodes - Metastasis) System:
Robson's System
The Modified Robson's staging system has been proposed in 1969. It emphasizes the anatomic distribution of the tumor and proximity to important vasculature and lymph nodes with prognostic implications, reporting a 52% 5-year survival and a 66% 5-year survival in patients with localized tumor.[2]
Stage | Definition |
Stage I | Tumor confined within parenchyma |
Stage II | Tumor involves perinephric fat, but still confined within Gerota's fascia |
Stage III | A) Tumor involves main renal vein or vena cava
|
Stage IV | A) Tumor involves adjacent organs other than adrenal gland
|
References
- ↑ 1.0 1.1 Cohen HT, McGovern FJ (2005). "Renal-cell carcinoma". N Engl J Med. 353 (23): 2477–90. doi:10.1056/NEJMra043172. PMID 16339096.
- ↑ 2.0 2.1 Robson CJ, Churchill BM, Anderson W (1969). "The results of radical nephrectomy for renal cell carcinoma". J Urol. 101 (3): 297–301. PMID 5765875.