Irritable Bowel syndrome Flashcards

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1
Q

IBS is a GI _______ & __________ disorder

A

IBS is a GI motility & sensory disorder

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2
Q

IBS general knowledge:

A
  • v common disorder
  • suggested that pain tolerance for peristalsis is very low
  • no abnormal structure or biochem
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3
Q

Etiology (cause) of IBS

A
  • unknown

- may be linked to lactose intolerance, diet, stress, smoking

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4
Q

Patho of IBS (2 options)

A

(THEORIES ONLY):
1. alteration of CNS regulation of GI motor & sensory function

  1. Malabsorption of fermentable CHO & polyols
    - processed by gut flora
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5
Q

mnfts of IBS

A
  • abdm discomfort
  • alternating diarrhea & constipation (generally does not present together happens in patterns)
  • flatulence, nausea
  • mucoid stools
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6
Q

patho theory of IBS related to alteration of CNS regulation of GI motor and sensory function

A

serotonin signalling defect (serot

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7
Q

where does an Endoscopy scope?

A

scopes through mouth and upper GI tract

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8
Q

where does a colonoscopy scope?

A

scopes through rectum and lower GI tract

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9
Q

Treatment of IBS is based on the _________ of IBS

A

severity

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10
Q

Treatments of IBS

A
  • avoid offending foods
  • reduce stress
  • drugs: -antispasmodics prn, -antidiarrheals, -laxatives, -antibiotics
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11
Q

why would antibiotics sometimes be used in the treatment of IBS

A

if there is too much of the normal gut flora

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12
Q

why would antibiotics sometimes be used in the treatment of IBS

A

if there is too much of the normal gut flora, use antibiotics to eliminate some

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13
Q

Diagnosing IBS

A
  • exclude organic disease (exhaustive, usually done by gastrointologist)
  • various labs & scopes (not scoping for IBS, scoping for other causes)
  • how it is presenting (mnfts)
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