7: Irritable bowel syndrome Flashcards
Irritable bowel syndrome is very ___.
common
Do IBS sufferers have any functional problem with their bowels?
No
IBS is a chronic, relapsing syndrome characterised by which symptoms?
Abdominal pain
Constipation and/or Diarrhoea
Bloating
Is IBS more common in men or women?
Women
related to hormones
An aspect of IBS is exaggerated ___ responses (e.g gastrocolic reflex).
nerve
Are there pain receptors in the bowel?
No
Are bowel biopsies painful?
No
Which receptors are responsible for bowel-related abdominal pain?
Stretch receptors
visceral/somatic hypersensitivity
GI tract ___ can cause hypersensitivity related to IBS.
infections
e.g Camplyobacter
What are the Rome III criteria for diagnosing IBS?
Recurrent abdominal pain 3 days a month for 3 months
plus 2 or more of:
Improvement on defecation
Change in stool frequency
Change in stool consistency
If a patient is woken up by the urge to defecate, do they have IBS?
No, probably something more worrying
Patients with IBS can have underyling ____ problems.
psychological
history is vital for diagnosing IBS, learn questions
Which analgesic drug exacerbates the symptoms of IBS?
Codeine
