Osmolality, Fecal
0098122
 
Ordering Recommendation
Mnemonic
FEC OSMO
Methodology
Quantitative Freezing Point
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Liquid stool.  
Specimen Preparation
Do not add saline or water to liquefy sample. Transfer 5 mL liquid stool to an unpreserved stool transport vial (ARUP Supply #40910). Available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787. (Min: 0.5 mL)  
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.  
Unacceptable Conditions
Formed stool. Specimens in media or preservatives.  
Remarks
 
Stability
Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 month  
Reference Interval
0-16 years: 271-296 mOsm/kg
17 years and older: 280-303 mOsm/kg
Interpretive Data
Note
CPT Code(s)
84999
Components
Component Test Code*Component Chart Name
0098122Osmolality Fecal
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • Fecal Osmolality
  • Osmolal gap
  • osmolality, feces
  • Osmotic gap
  • stool osmotic gap