Surgery All India exam abcf9601 This is a barium swallow showing A Carcinoma esophagus B Achalasia cardia C Nut cracker esophagus D Oesophageal stricture High-Yield Explanation This is an image of the distal esophagus from a barium swallow demonstrating an irregular, somewhat nodular filling defect probably due to carcinoma oesophagus