Mucin
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Mucin an important thingy in pathology, as it may be associated with cancer, i.e. mucinous carcinoma. It should not be confused with mucous.
Significance
Mucin extravasation
- A phenomenon seen in pedunculated colorectal polyps - that may lead to a misdiagnosis of mucinous carcinoma.[2]
- Classically in the sigmoid colon and descending colon.
DDx:
- Mucinous carcinoma - should do levels to reduce the chance of under-sampling.
See also
References
- ↑ Shia, J.; McManus, M.; Guillem, JG.; Leibold, T.; Zhou, Q.; Tang, LH.; Riedel, ER.; Weiser, MR. et al. (Jan 2011). "Significance of acellular mucin pools in rectal carcinoma after neoadjuvant chemoradiotherapy.". Am J Surg Pathol 35 (1): 127-34. doi:10.1097/PAS.0b013e318200cf78. PMID 21164296.
- ↑ Odze, Robert D.; Goldblum, John R. (2009). Surgical pathology of the GI tract, liver, biliary tract and pancreas (2nd ed.). Saunders. pp. 512. ISBN 978-1416040590.