Collision tumour
Collision tumour is a tumour that developed from two separate tumours that are pathologically distinct.[1]
General
- Very rare.
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.
- ↑ 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.