M.C. site of Ca esophagus is ?
Ans. is 'c' i.e., Lower 1/3rdDistribution of esophageal Ca (Harrison 17th/e p. 571)Upper 3rd - 10%Middle 3'd 35%Lower 3rd --> 55%
Middle 1/3rd
Upper 1/3rd
Lower 1/3rd
Lower end of esophagus