DD90-DD9Z block
Functional gastrointestinal disorders
Definition
Functional gastrointestinal disorder (FGID) is used to define several variable combinations of chronic or recurrent gastrointestinal (GI) symptoms that do not have an identified underlying pathophysiology, and that occur in the absence of underlying structural abnormalities. FGID may include a number of separate idiopathic disorders which affect different part of the gastrointestinal tract. FGID are the most common problem in gastroenterological practice. The Rome process has helped to define the functional gastrointestinal disorders.
Exclusions
8 subordinate codes
DD90Functional oesophageal or gastroduodenal disordersDD91Irritable bowel syndrome or certain specified functional bowel disordersDD92Functional anorectal disordersDD93Functional digestive disorders of infants, toddlers or childrenDD94Functional gallbladder disorderDD95Functional sphincter of Oddi disorder4B4YOther specified diseases of the immune system4B4ZDiseases of the immune system, unspecified