ANSWERS UPDATED FOR 2025/2026.
most common GI complaint in primary care and most common dx for GI... IBS
IBS occurs in... mostly young adults
but in ALL ages
IBS is considered a .... gut brain disorder
has variety of GI sx
characteristics of IBS abdominal pain PLUS
1. altered bowel habits
2. sx constipation( infrequent stools/ straining/hard stools/ feeling of incomplete or difficult
evacuation)
Gi motility in IBS result of ... stress
anxiety
drugs
anger
acute intestinal infections
small bowel bacterial overgrowth
common s/sx of IBS chronic abd pain
bloating /distension
,flatulence
bowel habit changes
what helps differentiate IBS from others MUST have abdominal pain present
IBS abdominal pain characteristics nonradiating, intermittent, crampy
usually in LLQ
s/sx of IBS usually occurs after ... consuming meals (large) or alcohol
NOT IBS if ... nocturnal sx
bloody or greasy stools
weight loss or malnutrition
GI bleed
anemia
N/V recurs
fever
Physical exam for IBS VS
abdominal/pelvic/rectal exams:
-increased tympanic percussion
-palpable sigmoid colon
-tenderness on rectal exam
diagnostics for IBS sx labs
, CBC/ ESR/TSH/LFT
stool cultures
colonoscopy
lactose free diet trial
abdominal US
GYN/GI referral
colonoscopy recommended for pt with IBS if 1. <40 healthy adult with acute bowel
change
2. >50
3. pts with weight loss, anemia, occult blood
Initial approach: use ROME IV criteria 1. sx present >3 months
2. initial sx onset >6 months of IBS dx
3. abdominal pain at least once a weekfor previous 3 months with 2+ sx
-pain with defecation
-pain r/t change in stool frequency
-pain associated with change in appearance of stool
IBS management: symptomatic treatment
pharmacotherapy
alternative therapy
IBS symptomatic treatment dietary modifications
medications
supportive and behavioral thearpy