Irritable Bowel Syndrome Final Exam| Questions & Answers (100 %Score) Latest Updated
2024/2025 Comprehensive Questions A+ Graded Answers | 100% Pass
Nonpharmacologic Therapy - ✔✔Diet and Lifestyle modification
Psychotherapy
Probiotics
Diet and lifestyle modification for IBS - ✔✔First-line treatment approach
Avoid food thought to exacerbate IBS
How to modify lifestyle for diarrhea symptoms - ✔✔Lactose intolerance?
Watch fruit intake, caffeine
How to modify lifestyle for constipation symptoms - ✔✔Increase fiber intake (25 g/day)
How to modify lifestyle for bloating and flatulence - ✔✔Avoid beans and other foods causing gas
Psychotherapy for IBS - ✔✔Cognitive-behavioral treatment, psychotherapy, hypnosis, stress
management/relaxation (no more effective than placebo)
2nd line and requires time/discipline
When is psychotherapy most effective? - ✔✔Symptoms of abdominal pain and diarrhea
Patients with concurrent psychosocial stressors
Associated anxiety/depression symptoms, symptoms of relatively short duration, waxing/waning
symptoms (as opposed to chronic)
Probiotics - ✔✔Bifidiobacterium bifidum MIMBb75 (adults)
Bifidiobacterium infantis 35624
, Lactobacillus acidophilus or plantarum 299v
Lactobacillus rhamnosus GG (children)
Evidence for probiotics - ✔✔Limited/inconsistent
Outcomes studied: QOL; abdominal discomfort/pain; stool frequency; bloating; incomplete emptying
Pharmacologic therapy for constipation predominant IBS - ✔✔Bulk-forming agents
Should generally be avoided but some evidence supports minor role
Bulk-forming agents - ✔✔Retention of stool water, increased stool transit
Helpful to manage symptoms of constipation but NOT to treat IBS itself
Examples of bulk-forming agents - ✔✔Methylcellululose, polycarbophil, psyllium
Polyethyelene glycol w/electrolytes
(Improves spontaneous BM and decreases straining)
Stimulants are not recommended because - ✔✔they may worsen symptoms
tolerance can quickly develop
Pharmacologic therapy for diarrhea predominant IBS - ✔✔Loperamide and cholestyramine
Loperamide - ✔✔Inconsistent guideline recommendations
Antisecretory agent - decreses Cl secretion
Effective at improving diarrhea
No effect on bloating, discomfort symptoms, or IBS global relief symptoms
Cholestyramine - ✔✔May be beneficial s/p cholecystectomy
2024/2025 Comprehensive Questions A+ Graded Answers | 100% Pass
Nonpharmacologic Therapy - ✔✔Diet and Lifestyle modification
Psychotherapy
Probiotics
Diet and lifestyle modification for IBS - ✔✔First-line treatment approach
Avoid food thought to exacerbate IBS
How to modify lifestyle for diarrhea symptoms - ✔✔Lactose intolerance?
Watch fruit intake, caffeine
How to modify lifestyle for constipation symptoms - ✔✔Increase fiber intake (25 g/day)
How to modify lifestyle for bloating and flatulence - ✔✔Avoid beans and other foods causing gas
Psychotherapy for IBS - ✔✔Cognitive-behavioral treatment, psychotherapy, hypnosis, stress
management/relaxation (no more effective than placebo)
2nd line and requires time/discipline
When is psychotherapy most effective? - ✔✔Symptoms of abdominal pain and diarrhea
Patients with concurrent psychosocial stressors
Associated anxiety/depression symptoms, symptoms of relatively short duration, waxing/waning
symptoms (as opposed to chronic)
Probiotics - ✔✔Bifidiobacterium bifidum MIMBb75 (adults)
Bifidiobacterium infantis 35624
, Lactobacillus acidophilus or plantarum 299v
Lactobacillus rhamnosus GG (children)
Evidence for probiotics - ✔✔Limited/inconsistent
Outcomes studied: QOL; abdominal discomfort/pain; stool frequency; bloating; incomplete emptying
Pharmacologic therapy for constipation predominant IBS - ✔✔Bulk-forming agents
Should generally be avoided but some evidence supports minor role
Bulk-forming agents - ✔✔Retention of stool water, increased stool transit
Helpful to manage symptoms of constipation but NOT to treat IBS itself
Examples of bulk-forming agents - ✔✔Methylcellululose, polycarbophil, psyllium
Polyethyelene glycol w/electrolytes
(Improves spontaneous BM and decreases straining)
Stimulants are not recommended because - ✔✔they may worsen symptoms
tolerance can quickly develop
Pharmacologic therapy for diarrhea predominant IBS - ✔✔Loperamide and cholestyramine
Loperamide - ✔✔Inconsistent guideline recommendations
Antisecretory agent - decreses Cl secretion
Effective at improving diarrhea
No effect on bloating, discomfort symptoms, or IBS global relief symptoms
Cholestyramine - ✔✔May be beneficial s/p cholecystectomy
