This second edition was revised to include: imaging techniques using barium, CT and MRI of the small bowel, sonography of the small bowel, assessing the activity of Crohn's disease with MRI, vascular disorders and small bowel obstructions, immune deficiency diseases, differential diagnosis based on both pathologic and radiologic findings, new figures and an expanded index. This is a state-of-the-art reference for practitioners who have an interest in learning more about intestinal imaging, including radiologists, gastroenterologists and residents.