system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
What is meant by Ca colon stage IIIc.
assistant
The correct answer is  Ans. is 'b' i.e. Extension up to Serosa and lymph nodes Go through the staging of colon carcinoma below and you will get the answer.Staging of colon carcinomaDukesNumericalPathological descriptionAICa limited to mucosa & submucosaB1ICa extends to submuscularb2IICa extends to serosaCIIICa involves regional lymph nodesDIVDistant metastasis in liver, lung etc.