Multilocular cystic renal neoplasm of low malignant potential

From Libre Pathology
Revision as of 02:27, 5 January 2015 by Michael (talk | contribs)
Jump to navigation Jump to search

Multilocular cystic renal cell carcinoma, abbreviated MCRCC, is a rare kidney tumour.

It is also known as multilocular clear cell renal cell carcinoma.[1]

General

  • No recurrences or metastasis in the literature.[2]
    • This makes one wonder... is it really cancer.
  • Case report rare.[3]

Gross

Features:[2]

  • Cystic with thin septa.
  • Well circumscribed.

Note:

  • This tumour, radiologically, can often be separated from other cystic tumours.[4]

Microscopic

Features:[2]

  • Polygonal cells within the septa.
  • Clear cytoplasm.
  • +/-Calcification (common).

DDx:

IHC

  • EMA +ve.
  • Keratins +ve.
  • CD68 -ve.

See also

References

  1. Chowdhury, AR.; Chakraborty, D.; Bhattacharya, P.; Dey, RK. (Apr 2013). "Multilocular cystic renal cell carcinoma a diagnostic dilemma: A case report in a 30-year-old woman.". Urol Ann 5 (2): 119-21. doi:10.4103/0974-7796.110012. PMID 23798872.
  2. 2.0 2.1 2.2 Humphrey, Peter A; Dehner, Louis P; Pfeifer, John D (2008). The Washington Manual of Surgical Pathology (1st ed.). Lippincott Williams & Wilkins. pp. 292. ISBN 978-0781765275.
  3. Agarwal, S.; Agrawal, U.; Mohanty, NK.; Saxena, S. (Mar 2011). "Multilocular cystic renal cell carcinoma: a case report of a rare entity.". Arch Pathol Lab Med 135 (3): 290-2. doi:10.1043/2010-0243-LE.1. PMID 21366448.
  4. You, D.; Shim, M.; Jeong, IG.; Song, C.; Kim, JK.; Ro, JY.; Hong, JH.; Ahn, H. et al. (Jul 2011). "Multilocular cystic renal cell carcinoma: clinicopathological features and preoperative prediction using multiphase computed tomography.". BJU Int. doi:10.1111/j.1464-410X.2011.10247.x. PMID 21722289.