This chapter provides detail description of radiological findings of gastrointestinal tract and abdomen. A box is included in the beginning of the chapter to highlight topics covered in this chapter as chapter outline. Chapter has 30 well illustrated radiographic pictures and diagrams. Tracheoesophageal fistula, achalasia cardia, esophageal webs, duodenal esophageal atresia, esophageal diverticulum, epigastric hernia, gastroschisis, eventration with malrotation of midgut, Meckel’s diverticulum, Hirschsprung’s disease, imperforate anus, tertiary contraction in esophagus, roundworm infestation, trichobezoar, intussusception, appendicitis, Richter’s hernia, colonic diverticulosis, illeocecal tuberculosis, anal fissure, gastric ulcer, duodenal ulcer, carcinoma esophagus, malignancy stomach, bowel ischemia are described in detail. One table is included to highlight findings in gastric ulcer on barium meal study.