History of classification of carcinomas:
Granular cell carcinoma is no longer considered a specific entity.
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renal cell carcinoma |
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Second series AFIP fascicle |
clear cell carcinoma |
granular cell carcinoma |
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Current classification |
melanocytic clear cell neoplasm |
conventional carcinoma |
eosinophilic variant of conventional carcinoma |
chromophobe renal cell carcinoma |
renal oncocytoma |
papillary renal cell carcinoma |
colecting duct carcinoma |
epithelioid angiomyolipoma |
renal carcinoid |
renal cell carcinoma, unclassified |
Current classification:
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disease-specific survival |
progression-free survival |
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frequency |
metastases |
5-year |
10-year |
5-year |
10-year |
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b |
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6.7% (27/405)7 |
0.4% (2/~450)7* |
100% |
100% |
100% |
100% |
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1/4057 |
0/~1007* |
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m |
63% (255/405)7 |
37%7*, 27.4%7 |
76%7 |
70%7 |
70%7 |
64%7 |
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15-20%7*, 18.5% (75/405)7 |
6-26%7*, 12%7 |
82-90% of ~4027*, 86%7 |
82%7 |
88%7 |
83%7 |
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5-7%7*, 5.9% (24/405)7 |
7.1% of 3197*, 4.2%7 |
100%7 |
90%7 |
78-92%7*, 94%7 |
94%7 |
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rare |
~50 of ~1007* |
33% at 2 years7* |
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rare |
unusual |
no recorded deaths |
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renal cell carcinoma, unclassified |
5.7% (23/405)7 |
70%7 |
24%7 |
12%7 |
18%7 |
18%7 |
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RCC combined |
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25.5%7 |
77%7 |
73%7 |
72%7 |
66%7 |
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architecture |
cytoplasm |
nuclei |
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nested, tubulocystic or mixed |
uniform eosinophilic, finely granular. clear cells in regions of scarring |
round, uniform chromatin, +/- nucleoli |
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small tightly packed tubules, psammoma bodies, papillary structures resembling glomeruli |
inconspicuous |
round, uniform chromatin |
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solid, alveolar , tubular, tubulocystic, pseudopapillary due to loss of cohesion, (focally papillary), fibrovascular framework, racemose vasculature |
clear or eosinophilic |
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frequently multifocal, very well circumscribed, may have fibrous capsule, papillary or tubulopapillary |
eosinophilic to amphiphilic, focally clear. foam cells, necrosis and haemosiderin frequent |
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alveolar, nested, solid, inconspicuous vasculature |
two cell types, eosinophilic and clear, in varying proportions. clear cells have flocculent (soap-bubble) cytoplasm. May have peripheral eosinophilia with perinuclear clearing (plant cell appearance) |
frequent binucleation, course chromatin, wrinkled nuclear membranes, koilocytoid atypia |
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centred on pelvicalyceal system. tubulopapillary or tubulocystic, desmoplasia, inflammation, mucin production |
eosinophilic to clear, some hobnail cells |
high grade |
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biphasic cubloidal and spindle cell tumour with a mucinous stroma |
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renal cell carcinoma, unclassified |
does not correspond to any of the above. |
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chromophobe renal cell carcinoma |
micropapillary renal cell carcinoma
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macropapillary renal cell carcinoma |
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variable |
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positive |
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positive |
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positive |
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negative |
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variable |
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negative (3/1528) |
positive (11/1528) |
variable (1/1028) |
positive |
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negative |
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dolichos biflorus agglutinin |
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positive (58/6218, 41/4619) |
negative (0/1918) |
variable (3/918) |
positive (13/1418) |
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negative |
positive |
positive |
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53/6218, 59/7026, 34/3732 |
negative (0/1918, 5/1126) |
negative (0/1526) |
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positive (15/2121, 54/7324 ) |
negative (1/1721, 0/5424 ) |
negative (4/4124 ) |
positive (4/521, 28/3024) |
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negative (3/2330) |
positive (8/830) |
positive (8/830) |
positive (7/730) |
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negative (5/2330) |
positive (8/830) |
positive (8/830) |
contradictory (5/1730) |
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usually positive (13/1528, 19/2330) |
negative (1/1528, 0/830) |
negative (1/1028, 0/830) |
positive (15/1528, 6/730) |
negative |
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KSP-cadherin |
variable (10/3317) |
positive (31/3617) |
positive (31/4117) |
negative (0/1517) |
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often > 2% |
< 2% |
< 2% |
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variable |
positive |
positive |
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Glutathione s-transferase alpha |
166/20220 |
1/5220 |
5/4020 |
11/5420 |
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negative (0/5422) |
5/522 |
1/122 |
variable (5/1222) |
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positive (40/4023) |
0/223 |
0/223 |
3/323 |
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25/3627 |
0/327 |
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0/227 |
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56/8125 |
1/1625 |
13/1525 |
10/3325 |
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13/5229, 48/7031 |
0/1829, 2/731 |
3/2029, 2/831 |
41/4129, 15/1531 |
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colloidal iron |
negative |
positive |
variable |
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anti-mitochondrial antibody |
diffuse in eosinophilic variant |
peripheral, 6/2412 |
peripheral, 5/612 |
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In one study, on multivariate analysis MOC31, BerEP4, RCC Ma and CD10 were independently informative in discriminating between various renal neoplasms14:
reference 14 |
indicative of: |
sensitivity |
specificity |
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clear cell RCC |
59% |
93% |
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papillary carcinoma |
51% |
89% |
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chromophobe carcinoma |
82% |
96% |
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Prognosis
Sarcomatoid change in any subtype is associated with a poor prognosis10.
References
5 Avery, A.K., Beckstead, J., Renshaw, A.A. and Corless, C.L. Use of antibodies to RCC and CD10 in the differential diagnosis of renal neoplasms. Am J Surg Pathol 2000;24:203-10.
6 Young, A.N., de Oliveira Salles, P.G., Lim, S.D., Cohen, C., Petros, J.A., Marshall, F.F., Neish, A.S. and Amin, M.B. Beta defensin-1, parvalbumin, and vimentin: a panel of diagnostic immunohistochemical markers for renal tumors derived from gene expression profiling studies using cDNA microarrays. Am J Surg Pathol 2003;27:199-205.
11 Morgan B et al. Immunohistochemical subtyping of renal cortical tumours. J Pathol July 2004, abstract 21.
21 Han WK, Alinani A, Wu CL, et al. Human kidney injury molecule-1 is a tissue and urinary tumor marker of renal cell carcinoma. J Am Soc Nephrol 2005; 16:1126-34 FULL TEXT
23 Liao SY, Aurelio ON, Jan K, et al. Identification of the MN/CA9 protein as a reliable diagnostic biomarker of clear cell carcinoma of the kidney. Cancer Res 1997; 57:2827-31 FULL TEXT
This page last revised 17.5.2008.
©SMUHT/PW Bishop