Gastrointestinal function represents an important, and hitherto inappropriately neglected, aspect of diabetes management. Disordered gastrointestinal motor and sensory function occurs frequently in both type 1 and type 2 diabetes and may be associated with gastrointestinal symptoms that adversely affect quality of life. During the last two decades there has been a rapid expansion in knowledge in this area. It is now recognised that upper gastrointestinal motility is pivotal to the regulation of...