Most impoant prognostic factor for colorectal carcinoma is
.Secondaries are said to be precocious, wherein liver secondary is first identified, later the primary site is detected (carcinoid tumour/colorectal carcinoma). When primary and liver secondaries are identified at the same time it is called as synchronous secondaries (carcinoma stomach). ref:SRB&;S manual of surgery,ed 3,pg no 545
Site of lesion
Tumour size & characteristics
Age of patient
Lymph node status
G.I.T