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Unit Code 81488:
Electrolytes, Quantitative, Feces

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Useful For

The workup of cases of chronic diarrhea

 

Making the diagnosis of factitial diarrhea

 

The relationship, osmolality equals 2 x (sodium potassium),

is the basis for this evaluation.

Profile Information

 Unit Code  Reporting Name  Available Separately  Always Performed 
 7130   Osmolality Yes (Order #9258)Yes
 7127   Sodium Yes (Order #8374)Yes
 7128   Potassium Yes (Order #8375)Yes
 7129   Chloride Yes (Order #8467)Yes
 7131   Magnesium Yes (Order #81345)Yes

Special Instructions and Forms

• Stool Collections 
• Test Classification/CPT Code Information 

Method Name

7130: Freezing Point Depression

7127, 7128, 7131: Inductively Coupled Plasma (ICP) Optical Emission

Spectrometery (OES)

7129: Coulometric Titration

Reporting Name

Electrolytes, QN, F

Ordering Mnemonic

EFP

Aliases

Chloride, Feces

Fecal Electrolytes

Magnesium, Feces

Osmolality, Feces

Potassium, Feces

Sodium, Feces

Key