Difference between revisions of "Collision tumour"
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==General== | ==General== | ||
*Very rare. | *Very rare. | ||
**In the [[stomach]], only 63 cases reported in the literature as of 2015.<ref name=pmid25767509/> | |||
==Microscopic== | ==Microscopic== | ||
Revision as of 18:10, 11 May 2015
Collision tumour is a tumour that developed from two separate tumours that are pathologically distinct.[1]
General
Microscopic
Features:
- Two histologically distinct juxtaposed tumours.
- Tumour components should not intermingle.[2]
DDx:
- Tumour with different histologic patterns, e.g. unclassified renal cell carcinoma.
- Tumour with different histologic grades.
See also
References
- ↑ URL: http://medical-dictionary.thefreedictionary.com/collision+tumor. Accessed on: 11 May 2015.
- ↑ 2.0 2.1 Michalinos, A.; Constantinidou, A.; Kontos, M. (2015). "Gastric collision tumors: an insight into their origin and clinical significance.". Gastroenterol Res Pract 2015: 314158. doi:10.1155/2015/314158. PMID 25767509.