48,460
edits
Difference between revisions of "Low-grade oncocytic renal tumour"
Jump to navigation
Jump to search
no edit summary
| (4 intermediate revisions by the same user not shown) | |||
| Line 10: | Line 10: | ||
| IHC = CK7 +ve, CD117 -ve, GATA3 +ve, [[PAX8]] +ve | | IHC = CK7 +ve, CD117 -ve, GATA3 +ve, [[PAX8]] +ve | ||
| EM = | | EM = | ||
| Molecular = | | Molecular = TSC/mTOR pathway mutation | ||
| IF = | | IF = | ||
| Gross = | | Gross = | ||
| Line 19: | Line 19: | ||
| Clinicalhx = often incidentally discovered mass | | Clinicalhx = often incidentally discovered mass | ||
| Signs = | | Signs = | ||
| Symptoms = | | Symptoms = | ||
| Prevalence = | | Prevalence = | ||
| Bloodwork = | | Bloodwork = | ||
| Line 29: | Line 29: | ||
}} | }} | ||
'''Low-grade oncocytic renal tumour''', abbreviated '''LOT''', is an unusual [[renal tumour]] that does not neatly fit into any WHO renal neoplasia category. It is also known as '''renal oncocytic tumour that is CD117 negative and CK7 positive'''. | '''Low-grade oncocytic renal tumour''', abbreviated '''LOT''', is an unusual [[renal tumour]] that does not neatly fit into any WHO renal neoplasia category. It is also known as '''renal oncocytic tumour that is CD117 negative and CK7 positive'''. | ||
''Low-grade oncocytic tumour'' directs to here. | |||
Whether it is a distinct entity is not clear as of 2019.<ref name=pmid30895640/> It can be considered an emerging entity that may be in the WHO classification of renal neoplasia in the future.<ref name=pmid31936678>{{cite journal |authors=Siadat F, Trpkov K |title=ESC, ALK, HOT and LOT: Three Letter Acronyms of Emerging Renal Entities Knocking on the Door of the WHO Classification |journal=Cancers (Basel) |volume=12 |issue=1 |pages= |date=January 2020 |pmid=31936678 |pmc=7017067 |doi=10.3390/cancers12010168 |url=}}</ref> | Whether it is a distinct entity is not clear as of 2019.<ref name=pmid30895640/> It can be considered an emerging entity that may be in the WHO classification of renal neoplasia in the future.<ref name=pmid31936678>{{cite journal |authors=Siadat F, Trpkov K |title=ESC, ALK, HOT and LOT: Three Letter Acronyms of Emerging Renal Entities Knocking on the Door of the WHO Classification |journal=Cancers (Basel) |volume=12 |issue=1 |pages= |date=January 2020 |pmid=31936678 |pmc=7017067 |doi=10.3390/cancers12010168 |url=}}</ref> | ||
| Line 76: | Line 78: | ||
*CK20 -ve. | *CK20 -ve. | ||
*CD10 -ve. | *CD10 -ve. | ||
==Molecular== | |||
*[[Renal neoplasms with TSC/mTOR pathway mutations|TSC/mTOR pathway mutation]].<ref name=pmid35203531>{{cite journal |authors=Pivovarcikova K, Alaghehbandan R, Vanecek T, Ohashi R, Pitra T, Hes O |title=TSC/mTOR Pathway Mutation Associated Eosinophilic/Oncocytic Renal Neoplasms: A Heterogeneous Group of Tumors with Distinct Morphology, Immunohistochemical Profile, and Similar Genetic Background |journal=Biomedicines |volume=10 |issue=2 |pages= |date=January 2022 |pmid=35203531 |pmc=8869370 |doi=10.3390/biomedicines10020322 |url=}}</ref> | |||
==Sign out== | ==Sign out== | ||
<pre> | <pre> | ||
Right Kidney Mass, Biopsy: | Right Kidney Mass, Biopsy: | ||
| Line 98: | Line 102: | ||
==References== | ==References== | ||
{{Reflist| | {{Reflist|2}} | ||
[[Category:Diagnosis]] | [[Category:Diagnosis]] | ||
[[Category:Genitourinary pathology]] | [[Category:Genitourinary pathology]] | ||