e/Chronic functional abdominal pain

Information
has gloss	eng: Chronic functional abdominal pain (CFAP) is the ongoing presence of abdominal pain for which there is no known medical explanation. It is quite similar to, but less common than, irritable bowel syndrome (IBS), and many of the same treatments for IBS can also be of benefit to those with CFAP. The fundamental difference between IBS and CFAP is that in CFAP, unlike in IBS, there is no change in bowel habits such as constipation or diarrhea. Bowel dysfunction is a necessary diagnostic criteria of IBS.
lexicalization	eng: Chronic Functional Abdominal Pain
instance of	c/Chronic pain syndromes