Potassium - faeces

Last updated: Saturday, 20, March, 2004

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Item Process
Specimen24 hour collection.
Method

Flame photometry, ISE.

Reference Interval

<5 mmol/24 hours.

Application

Very rarely indicated to document faecal potassium loss as a cause of hypokalaemia.

Interpretation

The test should be evaluated in conjunction with urine potassium.

Reference

Shian Y-F. Crit Rev Clin Lab Sci 1987; 25: 43-69.