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
alarm features suggest it isn’t ibs and should be further investigated
fbc for anaemia
crp for inflammation
ttg for coeliac disease
removing gluten, dairy can help symptoms
buscopan, mebeverine, hysoscine are anti-spasmodics for ibs
explanation of amitryptiline prescription really important
i don’t think you’re depressed
the dose is many times smaller
resets the nerves in your bowels
take it at night
side effects (drowsiness) at first
patient will go away happy
