<prompt> What is meant by Ca colon stage Mc ?Hepatic metastasis.Extension upto serosa lymph nodeExtension upto serosaExtension upto mucosa  <response>: Ans. is b i.e., Extension upto Serosa and lymph nodesStaging of colon carcinomaDukes Numerical Pathological descriptionA I Ca limited to mucosa submucosa13, I Ca extends to submuscularisB2 II Ca extends to serosaC III Ca involves regional lymph nodesD IV Distant metastasis in liver, lung etc.Following information has been added in 8the of Robbins o Liver is the most common site for metastasis of colon carcinoma. 