What is mucin-producing metastatic colonic adenocarcinoma?

Subtype of colon Ca: Mucin producing metastatic adenoca of the colon is derived from a primary adenoCa of colon producing large amounts of extracelluar mucin with greater than a 50% mucinous component.. The proximal colon and appendix represents 10-20% of these colorectal neoplasms . The rt. colon is the usual source for most of these lesions presenting with more advanced forms of disease than other colonic sites.