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Colorectal Carcinoma: Presentation, Investigations and Duke's and TNM Staging

A clinical lecture by Dr Oeri on how colorectal cancer presents - rectal bleeding, change in bowel habit, tenesmus, obstruction, back or urinary symptoms and microcytic anaemia in an older patient - the risk factors from fatty diet and smoking to inflammatory bowel disease and genetic predisposition, and the work-up from CEA and endoscopy with biopsy to CT and MRI. Staging is given by Duke's classification and the TNM categories before treatment by surgery, radiotherapy and chemotherapy.

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