Primary colorectal small cell carcinoma

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Primary colorectal small cell carcinoma (CrSmCC) is a very rare neuroendocrine tumor with an aggressive course.

Epidemiology

Neuroendocrine carcinomas comprise less than 1% of all colorectal cancer.

Pathology

As with other small cell carcinomas, they are malignancies derived from neuroendocrine tissue.

Location

There may be a predilection for the rectum .

See also