STUDY OF FACTORS RELATED TO LYMPH NODE METASTASIS IN RECTAL ADENOCARCINOMA Aim of study: To evaluate the correlation between age, sexe, time from the first sign to hospital admission, location of tumors, tumor morphology, type of histopathology, CEA before operation and depth of tumor invasion, size of tumor and invasion of the bowel circumference with lymphnodemetastasis in rectal cancer.