Water siphon test

Dr Henry Knipe and Dr Marcin Czarniecki et al.

The water siphon test may be performed as part of a barium swallow to assess for gastro-oesophageal reflux. It is performed in the supine RPO position with the patient drinking water continuously. The test is said to be positive if there is visible barium reflux in the oesophagus, and is more sensitive for gastro-oesophageal reflux than observation spontaneous reflux 3.

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Article information

rID: 46726
Synonyms or Alternate Spellings:
  • Water siphon manoeuvre
  • Water siphon maneuver
  • Crummy test
  • Water siphon test

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