Renal angiomyoadenomatous tumour
Jump to navigation
Jump to search
Renal angiomyoadenomatous tumour, abbreviated RAT, is an uncommon kidney tumour not recognized by the WHO classification of renal neoplasia or the Vancouver modification.
General
- May be on a spectrum with clear cell papillary renal cell carcinoma.[1]
Clincal:
- Usually middle age (40s and 50s).
Gross
Features:[2]
- Tan-brown renal mass +/-cystic component.
Microscopic
Features:[2]
- Leiomyomatous capsule of variable thickness - key feature.
- Clear cell with basal nuclei and mild nuclear atypia.
- Clear cell renal cell carcinoma.
- Papillary renal cell carcinoma.
- Angiomyolipoma.
- Renal mixed epithelial and stromal tumour.
See also
References
- ↑ Petersson, F.; Grossmann, P.; Hora, M.; Sperga, M.; Montiel, DP.; Martinek, P.; Gutierrez, ME.; Bulimbasic, S. et al. (Jul 2013). "Renal cell carcinoma with areas mimicking renal angiomyoadenomatous tumor/clear cell papillary renal cell carcinoma.". Hum Pathol 44 (7): 1412-20. doi:10.1016/j.humpath.2012.11.019. PMID 23434146.
- ↑ 2.0 2.1 2.2 Singh, C.; Kendi, AT.; Manivel, JC.; Pambuccian, SE. (Dec 2012). "Renal angiomyoadenomatous tumor.". Ann Diagn Pathol 16 (6): 470-6. doi:10.1016/j.anndiagpath.2012.01.006. PMID 22534244.
- ↑ Petersson, F.; Branzovsky, J.; Martinek, P.; Korabecna, M.; Kruslin, B.; Hora, M.; Peckova, K.; Bauleth, K. et al. (Jul 2014). "The leiomyomatous stroma in renal cell carcinomas is polyclonal and not part of the neoplastic process.". Virchows Arch 465 (1): 89-96. doi:10.1007/s00428-014-1591-9. PMID 24838683.