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Hydrogen Breath Test for Lactose Intolerance

Source Breath
Mnemonic HBT
Specimen Requirements Adult collections are performed at the GI Clinic at FMC.
To book an adult patient phone the GI Clinic at 403-944-6555 and select the appropriate referring Gastroenterologist.

Pediatric collections are performed and tested at Pediatric Gastroenterology at ACH.
To book a pediatric patient phone 403-955-7286; fax a referral to 403-955-7639.
Specimen Handling Specimens must be kept at room temperature.

Ship adult collections as soon as possible to Analytical Toxicology at the DSC.
Additional Information Patient instructions for Hydrogen Breath Test for LACTOSE INTOLERANCE will be provided at time of booking.

For Hydrogen Breath Test for SMALL BOWEL BACTERIAL OVERGROWTH, see Hydrogen Breath Test for Small Bowel Bacterial Overgrowth.


Adult samples are tested at CLS Analytical Toxicology.
Pediatric samples are tested at  Pediatric Gastroenterology at ACH.
Testing Location
Testing Frequency Testing is completed within 14 days of collection
Alternate Name(s) Breath Hydrogen for Lactose Intolerance
Reference Interval