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[[Image:Renal cell carcinoma in TSC - alt -- high mag.jpg|thumb|right|[[Micrograph]] showing renal cell carcinoma in the context of tuberous sclerosis complex. [[H&E stain]]. (WC/Nephron)]] | |||
'''Tuberous sclerosis-associated renal cell carcinoma''', abbreviated '''TSARCC''', is a [[kidney tumour]] that is associated with the syndrome [[tuberous sclerosis]].<ref name=pmid25093518>{{Cite journal | last1 = Guo | first1 = J. | last2 = Tretiakova | first2 = MS. | last3 = Troxell | first3 = ML. | last4 = Osunkoya | first4 = AO. | last5 = Fadare | first5 = O. | last6 = Sangoi | first6 = AR. | last7 = Shen | first7 = SS. | last8 = Lopez-Beltran | first8 = A. | last9 = Mehra | first9 = R. | title = Tuberous Sclerosis-associated Renal Cell Carcinoma: A Clinicopathologic Study of 57 Separate Carcinomas in 18 Patients. | journal = Am J Surg Pathol | volume = 38 | issue = 11 | pages = 1457-67 | month = Nov | year = 2014 | doi = 10.1097/PAS.0000000000000248 | PMID = 25093518 }}</ref> | '''Tuberous sclerosis-associated renal cell carcinoma''', abbreviated '''TSARCC''', is a [[kidney tumour]] that is associated with the syndrome [[tuberous sclerosis]].<ref name=pmid25093518>{{Cite journal | last1 = Guo | first1 = J. | last2 = Tretiakova | first2 = MS. | last3 = Troxell | first3 = ML. | last4 = Osunkoya | first4 = AO. | last5 = Fadare | first5 = O. | last6 = Sangoi | first6 = AR. | last7 = Shen | first7 = SS. | last8 = Lopez-Beltran | first8 = A. | last9 = Mehra | first9 = R. | title = Tuberous Sclerosis-associated Renal Cell Carcinoma: A Clinicopathologic Study of 57 Separate Carcinomas in 18 Patients. | journal = Am J Surg Pathol | volume = 38 | issue = 11 | pages = 1457-67 | month = Nov | year = 2014 | doi = 10.1097/PAS.0000000000000248 | PMID = 25093518 }}</ref> | ||
==General== | ==General== | ||
*Not in the [[Vancouver classification|WHO classification | *Not in the [[WHO classification of renal neoplasia]] or the [[Vancouver classification|Vancouver modification of the WHO classification]]. | ||
*Afflicts individuals at a younger age than sporadic [[renal cell carcinoma]].<ref name=pmid8863669>{{Cite journal | last1 = Bjornsson | first1 = J. | last2 = Short | first2 = MP. | last3 = Kwiatkowski | first3 = DJ. | last4 = Henske | first4 = EP. | title = Tuberous sclerosis-associated renal cell carcinoma. Clinical, pathological, and genetic features. | journal = Am J Pathol | volume = 149 | issue = 4 | pages = 1201-8 | month = Oct | year = 1996 | doi = | PMID = 8863669 }}</ref> | *Afflicts individuals at a younger age than sporadic [[renal cell carcinoma]].<ref name=pmid8863669>{{Cite journal | last1 = Bjornsson | first1 = J. | last2 = Short | first2 = MP. | last3 = Kwiatkowski | first3 = DJ. | last4 = Henske | first4 = EP. | title = Tuberous sclerosis-associated renal cell carcinoma. Clinical, pathological, and genetic features. | journal = Am J Pathol | volume = 149 | issue = 4 | pages = 1201-8 | month = Oct | year = 1996 | doi = | PMID = 8863669 }}</ref> | ||
*2-4% of individual with tuberous sclerosis develop renal cell carcinoma.<ref name=pmid24832166>{{Cite journal | last1 = Yang | first1 = P. | last2 = Cornejo | first2 = KM. | last3 = Sadow | first3 = PM. | last4 = Cheng | first4 = L. | last5 = Wang | first5 = M. | last6 = Xiao | first6 = Y. | last7 = Jiang | first7 = Z. | last8 = Oliva | first8 = E. | last9 = Jozwiak | first9 = S. | title = Renal cell carcinoma in tuberous sclerosis complex. | journal = Am J Surg Pathol | volume = 38 | issue = 7 | pages = 895-909 | month = Jul | year = 2014 | doi = 10.1097/PAS.0000000000000237 | PMID = 24832166 }}</ref> | *2-4% of individual with tuberous sclerosis develop renal cell carcinoma.<ref name=pmid24832166>{{Cite journal | last1 = Yang | first1 = P. | last2 = Cornejo | first2 = KM. | last3 = Sadow | first3 = PM. | last4 = Cheng | first4 = L. | last5 = Wang | first5 = M. | last6 = Xiao | first6 = Y. | last7 = Jiang | first7 = Z. | last8 = Oliva | first8 = E. | last9 = Jozwiak | first9 = S. | title = Renal cell carcinoma in tuberous sclerosis complex. | journal = Am J Surg Pathol | volume = 38 | issue = 7 | pages = 895-909 | month = Jul | year = 2014 | doi = 10.1097/PAS.0000000000000237 | PMID = 24832166 }}</ref> | ||
==Microscopic== | ==Microscopic== | ||
Features | Features as per Guo ''et al.''<ref name=pmid25093518/> describes three different morphologies: | ||
#[[Renal angiomyoadenomatous tumour]]-like. | #[[Renal angiomyoadenomatous tumour]]-like. | ||
#[[Chromophobe renal cell carcinoma]]-like. | #[[Chromophobe renal cell carcinoma]]-like. | ||
#Macrocystic architecture composed of cells with a granular eosinophilic cytoplasm. | #Macrocystic architecture composed of cells with a granular eosinophilic cytoplasm. | ||
Notes: | |||
*The ''macrocystic architecture composed of cells with granular eosinophilic cytoplasm'' pattern in individuals without documented [[tuberous sclerosis]] is an evolving entity known as ''[[eosinophilic, solid and cystic renal cell carcinoma]]''.<ref name=pmid26414221>{{Cite journal | last1 = Trpkov | first1 = K. | last2 = Hes | first2 = O. | last3 = Bonert | first3 = M. | last4 = Lopez | first4 = JI. | last5 = Bonsib | first5 = SM. | last6 = Nesi | first6 = G. | last7 = Comperat | first7 = E. | last8 = Sibony | first8 = M. | last9 = Berney | first9 = DM. | title = Eosinophilic, Solid, and Cystic Renal Cell Carcinoma: Clinicopathologic Study of 16 Unique, Sporadic Neoplasms Occurring in Women. | journal = Am J Surg Pathol | volume = | issue = | pages = | month = Sep | year = 2015 | doi = 10.1097/PAS.0000000000000508 | PMID = 26414221 }}</ref> | |||
*There is also a paper by Yang ''et al.''; it describes three different patterns:<ref name=pmid24832166/> | |||
*#TSC-associated [[papillary RCC]]. | |||
*#[[Renal cell carcinoma, unclassified]]. | |||
*#[[Renal hybrid oncocytic/chromophobe tumour|Hybrid oncocytic/chromophobe tumour]] (HOCT). | |||
DDx: | DDx: | ||
*[[Renal angiomyoadenomatous tumour]]. | *[[Renal angiomyoadenomatous tumour]]. | ||
*[[Chromophobe renal cell carcinoma]]. | *[[Chromophobe renal cell carcinoma]]. | ||
*[[Renal oncocytoma]]. | |||
*[[Papillary renal cell carcinoma]]. | |||
*[[Hereditary leiomyomatosis renal cell carcinoma syndrome-associated renal cell carcinoma]]. | *[[Hereditary leiomyomatosis renal cell carcinoma syndrome-associated renal cell carcinoma]]. | ||
*[[Unclassified renal cell carcinoma]]. | |||
===Images=== | |||
<gallery> | |||
Image: Renal cell carcinoma in TSC -- very low mag.jpg | RCC-TSC - very low mag. (WC) | |||
Image: Renal cell carcinoma in TSC -- low mag.jpg | RCC-TSC - low mag. (WC) | |||
Image: Renal cell carcinoma in TSC -- intermed mag.jpg | RCC-TSC - intermed. mag. (WC) | |||
Image: Renal cell carcinoma in TSC -- high mag.jpg | RCC-TSC - high mag. (WC) | |||
Image: Renal cell carcinoma in TSC -- very high mag.jpg | RCC-TSC - very high mag. (WC) | |||
Image: Renal cell carcinoma in TSC - alt -- high mag.jpg | RCC-TSC - high mag. (WC) | |||
Image: Renal cell carcinoma in TSC - b -- very low mag.jpg | RCC-TSC - very low mag. (WC) | |||
Image: Renal cell carcinoma in TSC - b2 -- low mag.jpg | RCC-TSC - low mag. (WC) | |||
Image: Renal cell carcinoma in TSC - b1 -- intermed mag.jpg | RCC-TSC - intermed. mag. (WC) | |||
Image: Renal cell carcinoma in TSC - b2 -- intermed mag.jpg | RCC-TSC - intermed. mag. (WC) | |||
Image: Renal cell carcinoma in TSC - b -- high mag.jpg | RCC-TSC - high mag. (WC) | |||
Image: Renal cell carcinoma in TSC - b -- very high mag.jpg | RCC-TSC - very high mag. (WC) | |||
</gallery> | |||
==See also== | ==See also== | ||
*[[Renal tumours]]. | *[[Renal tumours]]. | ||
*[[Tuberous sclerosis]]. | *[[Tuberous sclerosis]]. | ||
*[[ELOC-mutated renal cell carcinoma]]. | |||
*[[Renal neoplasms with TSC/mTOR pathway mutations]]. | |||
==References== | ==References== |
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