Following is an upper GI contrast study. Probable diagnosis is

Single contrast study from the same patient showing the apple core appearance of the stomach due to the invasive gastric adenocarcinoma.Upper gastrointestinal radiology is not used as much as in previous years, as endoscopy is a more sensitive investigation for most gastric problems.Endoscopy is regarded as the most sensitive and specific diagnostic method in patients suspected of harbouring gastric cancer. Endoscopy allows direct visualisation of tumour location, the extent of mucosal involvement, and biopsy (or cytologic brushings) for tissue diagnosisBailey and love 27e 1111