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Transnasal endoscopy (TNE) is a new kind of endoscopy that is much more comfortable for patients. An ultra-thin endoscope is passed via the nose, rather than the mouth, into the stomach after local anaesthetic spray to the nasal passages.

Transnasal endoscopy avoids the common side effects of conventional (through the mouth) gastroscopy such as gagging, retching and nausea because the transnasal approach minimises contact with the tongue - therefore no sedation is needed.

The advantages of transnasal endoscopy are:

About transnasal endoscopy

Gastro-oesophageal junction at TNE (with and without FICE)