Exploration of "Zhang" in functional gastrointestinal disorders: A cross-cultural challenge in Chinese clinical setting.

Objectives: In China, four symptoms of functional gastrointestinal disorders, postprandial fullness, early satiety, bloating, and abdominal distension are commonly and interchangeably expressed as a single chief complaint, "Zhang". In this study we aimed to explore the most efficient method of determining the characteristics of symptoms in such patients.

Methods: Consecutive patients with the chief complaint of abdominal "Zhang" from December 2017 to June 2018 were included.