Difference between revisions of "Renal leiomyoma"
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'''Renal leiomyoma''', also '''leiomyoma of the [[kidney]], is a very rare benign [[kidney tumour]]. | '''Renal leiomyoma''', also '''leiomyoma of the [[kidney]]''', is a very rare benign [[kidney tumour]]. | ||
==General== | ==General== | ||
| Line 10: | Line 10: | ||
DDx: | DDx: | ||
*[[Angiomyolipoma]]. | *[[Angiomyolipoma]] - typically contain adipose tissue. | ||
==IHC== | ==IHC== | ||
| Line 20: | Line 20: | ||
==See also== | ==See also== | ||
*[[Leiomyoma]]. | *[[Leiomyoma]]. | ||
*[[Kidney tumours]]. | |||
==References== | ==References== | ||
Revision as of 22:42, 2 January 2015
Renal leiomyoma, also leiomyoma of the kidney, is a very rare benign kidney tumour.
General
- Rare - estimated to represent 0.3% of treated renal tumours.[1]
Microscopic
Features:
- Fasicular architecture.
- Spindle cells without significant atypia.
DDx:
- Angiomyolipoma - typically contain adipose tissue.
IHC
Features:[2]
- HMB-45 -ve.
- Desmin +ve.
- ER and PR +ve (6 of 9 cases:[2]).
See also
References
- ↑ Khetrapal, S.; Bhargava, A.; Jetley, S.; Rana, S.; Jairajpuri, Z. (Oct 2014). "Renal leiomyoma: an uncommon differential diagnosis of renal masses with a clinical relevance.". J Clin Diagn Res 8 (10): FD08-9. doi:10.7860/JCDR/2014/9434.4993. PMID 25478354.
- ↑ 2.0 2.1 Patil, PA.; McKenney, JK.; Trpkov, K.; Hes, O.; Montironi, R.; Scarpelli, M.; Nesi, G.; Aron, M. et al. (Dec 2014). "Renal Leiomyoma: A Contemporary Multi-institution Study of an Infrequent and Frequently Misclassified Neoplasm.". Am J Surg Pathol. doi:10.1097/PAS.0000000000000354. PMID 25517956.