Gastrointestinal (GI) Physiology

Gastrointestinal (GI) physiology is an outpatient service offering investigations and support for patients experiencing symptoms such as:

  • Constipation
  • Faecal incontinence
  • Difficulty swallowing
  • Acid reflux.

Tests offered

  • Hydrogen breath tests (SIBO/lactose intolerance/fructose intolerance)
  • Anorectal physiology +/- biofeedback
  • Trans-anal irrigation
  • Oesophageal manometry & overnight pH/impedance testing

All the above tests can be offered on the NHS or privately. For private patients, please contact us for further information.


Useful links

Contact GI Physiology

Gate 36, Level 1,
Brunel building,

Southmead Hospital,
BS10 5NB

Telephone: 0117 4148801

Gastrointestinal (GI) Physiology