Irritable Bowel Syndrome (IBS, Spastic Colon)
Dr. Weyrich's Naturopathic Functional Medicine Notebook
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Overview
Irritable Bowel Syndrome is characterized by alternating periods of constipation and diarrhea, accompanied by cramping and bloating.Etiology
- Intestinal dysbiosis
Diagnosis
The Rome III [Longstreth2006] criteria for diagnosing IBS requires:- Symptom onset at least 6 months prior to diagnosis
- Recurrent abdominal pain or discomfort at least 3 days/month for the last 3 months
- Associated with 2 or more of the following:
- Symptoms improve after bowel movement (BM)
- Onset of symptoms is associated with a change in frequency of BM
- Onset of symptoms is associated with a change in consistency of BM
The workup of an IBS patient includes:
- Rule out alarm signs (bleeding, masses, sudden change in bowel habits)
- Then diagnose based on history and symptoms.
- Test for dysbiosis with organic acid test
Differential Diagnosis
- Opiate drug use
- Neoplasm
Treatment
- Treat dysbiosis if present.
- Treat constipation when present.
- Treat diarrhea when present.
ICD-9 Codes
| ICD9-Code | Description | Comments |
|---|---|---|
| 564.1 | IBS |
References
Unless specifically noted above, references used in the construction of this web page include the following:[FDM] Lecture notes from Functional Medicine University.
[SCNM] Lecture notes from Southwest College of Naturopathic Medicine.
[UT] Lecture notes from the University of Tennessee graduate programs in Chemistry and Biochemistry.
[Longstreth2006] Longstreth GF, Thompson WG, Chey WD, Houghton LA, Mearin F, Spiller RC. Functional bowel disorders. Gastroenterology. 2006 Apr;130(5):1480-91.
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