Irritable bowel syndrome Flashcards
describe the diagnostic requirements for irritable bowel syndrome(IBS)
recurrent abdominal pain at least 3 days a month for the past 3 months, along with 2 or more of other features
what are the 3 features used in the diagnosis of IBS, of which you must have 2 or more to be diagnosed
improvement with defecation
change in frequency of stool
change of form(shape) of stool
what are the risk factors for developing IBS
female, <45y/o, family history of IBS, mental health condition
what different subtypes of IBS are there
IBS-C - constipation
IBS-D - diarrhoea
IBS-M - mixed
what are the clinical features of IBS
abdominal pain + misbehaving bowel(diarrhoea, constipation or mixed)
describe the diet changes that should be made in treatment of IBS-C(IBS with constipation)
healthy amount fruit + veg, seeds + skins may irritate, bran fibre ineffective, soluble supplement fibre helps
give an example of a soluble fibre supplement
ispaghula
describe the use of osmotic laxatives in IBS-C
widely used, improves constipation but not pain
describe the use of 5-HT receptor antagonists in IBS-C treatment and give an example
used for pain, constipation and bloating
example = prucalopride
describe the use of guanylate cyclase agonists in IBS-C treatment and give an example
used to reduce abdominal pain
example = linaclotide
describe the diet changes made in the treatment of IBS-D
limit fruit/fruit juice, avoid skins, fruit > veg, reduce bran fibre increase soluble fibre
describe the action of anti-spasmodics in IBS-D treatment and give an example
short/medium relief of pain/discomfort
example = mebeverine
describe the action of anti-diarrhoels in IBS-D and give an example
reduce stool frequency and improve consistency
example = loperamide
