Osmolality, Fecal

Test Code

FOS

Specimen Name

Osmolality, Fecal

CPT Codes

  • 84999

Collect

Sterile Container

Stability

Refrigerated 7 days

Volume

5 mLs

Minimum Volume

1 mL

Performed

Performed Sunday through Saturday - Reported 1-2 days

Components

Additional Information

Stool specimen MUST be liquid.

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Test Information

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Common Lab Definitions

  • Serum 
  • Plasma 
  • STT