Esophageal carcinoma what is the most impoant prognostic indicator?: (A) Length of involvement, (B) Depth of invasion, (C) Histological grading, (D) Immunohistochemistry
Answer is B. Answer- B. Depth of invasionThe depth of invasion of the tumor through the wall of esophagus, is the most impoant prognostic indicator, with considerable independent prognostic significance.