Within 48 hours
24-hour or random stool.
Mix specimen well and transfer a 5 g 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: 1 g). Do not add saline or water to liquefy specimen. Indicate total time and weight.
Formed or viscous stools.
Ambient: 1 hour; Refrigerated: 1 week; Frozen: 1 month
|Magnesium, Fecal - per volume||0-110 mg/dL|
|Magnesium, Fecal - per 24h||0-355 mg/d|
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
|Component Test Code*||Component Chart Name||LOINC|
|0020377||Fecal Total Weight||30078-0|
|0020388||Magnesium, Fecal - per volume||29911-5|
|0020389||Magnesium, Fecal - per 24h||29912-3|
|0020392||Collection Time for Fecal Spec||13363-7|
|0060717||Collection Time for Fecal Specimen||13363-7|
- Electrolytes, Feces
- Fecal Magnesium