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Irritable Bowel Syndrome

Naureen Rafiq, MBBS Reviewed 06/2019
 


BASICS

DESCRIPTION

  • A gastrointestinal disorder characterized by

    • Chronic and/or recurrent abdominal pain or discomfort and alteration in bowel habits

  • May be characterized as diarrhea-predominant or consti...

DIAGNOSIS

HISTORY

  • Rome IV criteria: recurrent abdominal pain >1 day/week, on average, in the previous 3 months with an onset >6 months before diagnosis

  • Abdominal pain and at least two of the follo...

TREATMENT

  • Goals: Relieve symptoms, improve quality of life (2).

    • Determine if diarrhea-predominant, constipation-predominant, or mixed type.

  • Lifestyle modification

    • Exercise 3 to 5 times per week decreases...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

Patient Monitoring

The IBS Severity Scoring System is a validated measure to assess the severity of IBS symptoms and can help monitor response to treatment. 
  • IBS Se...

REFERENCES

1
Canavan C, West J, Card T. The epidemiology of irritable bowel syndrome. Clin Epidemiol.  2014;6:71–80. [View Abstract on OvidMedline]
2
Chey WD, Kurlander J, Eswaran S. Irritable bowel...

SEE ALSO

Algorithm: Diarrhea, Chronic 

CODES

ICD10

  • K58.9 Irritable bowel syndrome without diarrhea

  • K58.0 Irritable bowel syndrome with diarrhea

ICD9

  • 564.1 Irritable bowel syndrome

SNOMED

  • 10743008 Irritable bowel syndrome (disorder)

  • 197125005 Irri...

CLINICAL PEARLS

  • Use Rome III criteria to establish the diagnosis of IBS.

  • Goals of treatment are to relieve symptoms and improve quality of life.

  • If patients do not respond to initial treatment, consider...

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