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Hydrogen Breath Test for Small Bowel Bacterial Overgrowth

Source Breath
Mnemonic HBT
Specimen Requirements

Collection performed at GI Clinic at FMC

For booking phone GI Clinic: 403-210-9325 and select the appropriate referring Gastroenterologist.

Specimen Handling

Specimens should not be refrigerated.

Ship ASAP to Analytical Toxicology at the DSC.

Additional Information

Hydrogen Breath Test for SMALL BOWEL BACTERIAL OVERGROWTH.

For Hydrogen Breath Test for LACTOSE INTOLERANCE see Hydrogen Breath Test for Lactose Intolerance.
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For patient instructions, see Prep for Hydrogen Breath Test.

The drink provided for this test includes the following ingredients:

  • Glucose
  • Citric acid
  • FD&C Yellow #6
  • Natural flavours
  • Pure water
  • Sodium benzoate
Testing Location Analytical Toxicology
Testing Frequency Tuesday/Thursday each week
Alternate Name(s) Breath Hydrogen
Reference Interval