Leiomyoblastoma of the stomach

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Leiomyoblastoma of the stomach, also gastric leiomyoblastoma, is a very rare tumour of the stomach.

General

  • This is essentially an epithelioid leiomyoma.[1]
  • Many of the old reported cases in the literature probably represent GISTs.[3]

Microscopic

Features:[4]

  • Epithelioid (or polygonal) cells with perinuclear clearing - key feature.

DDx:

Image:

See also

References

  1. URL: http://webpathology.com/image.asp?case=570&n=12. Accessed on: 27 October 2013.
  2. Mazur, MT.; Priest, JB. (1986). "Clear cell leiomyoma (leiomyoblastoma) of the uterus: ultrastructural observations.". Ultrastruct Pathol 10 (3): 249-55. PMID 3716000.
  3. 3.0 3.1 De Vogelaere, K.; Meert, V.; Vandenbroucke, F.; Delvaux, G.; Hoorens, A. (2012). "Unusual Appearance of a Pendulated Gastric Tumor: Always Think of GIST.". Case Rep Surg 2012: 815941. doi:10.1155/2012/815941. PMID 22988538.
  4. Huang, XF.; Wang, CM.; Pan, BR.; Dai, XW.; Fang, L.; Yang, JJ.; Yu, H.; Ren, J. (Nov 2004). "Pathological characteristics of gastric leiomyoblastoma.". World J Gastroenterol 10 (21): 3182-4. PMID 15457569.