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Stool Analysis
| Item | Value | ||||||
|---|---|---|---|---|---|---|---|
| Approval req'd? | No | ||||||
| Available Stat? | No | ||||||
| Test code | STAN, P221 | ||||||
| Performed by | Parnassus Hematology, Microbiology | ||||||
| In House Availability | Set up daily, day and evening shifts | ||||||
| Collection Instructions | Must be received in laboratory within 3 hours of collection. | ||||||
| Container type | Clean container | ||||||
| Amount to Collect | See preferred volume | ||||||
| Sample type | Fresh stool | ||||||
| Preferred volume | 10 gm | ||||||
| UCSF Rejection Criteria | Delivered to lab > 3 hours after collection | ||||||
| Processing notes | Contains test codes: PHF, RSST | ||||||
| Normal range |
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| Synonyms | stool pH; reducing substances; fecal wbc | ||||||
| Stability | Room temperature 3 hours | ||||||
| Turn around times | 4 hours | ||||||
| Additional information | Includes, pH, reducing substances, and gram stain for fecal WBC's. Individual assays orderable separately. Disaccharide malabsorption results in acidification of the stool from the production of short chain fatty acids by colonic flora if antibiotics do not interfere, typically giving a pH < 5.5. |
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| Last Updated | 2/16/2010 2:57:33 PM | ||||||
| Entry Number | 873 |
If you have additional questions regarding this test, please call: 415-353-1667