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A gastroscopy is a medical procedure where a thin, flexible tube called an endoscope is used to look inside the stomach.
Why a gastroscopy is used
A gastroscopy can be used to check symptoms or confirm a diagnosis (diagnostic gastroscopy), or it can be used to treat a condition (therapeutic gastroscopy).
How a gastroscopy is performed
A gastroscopy is usually carried out by a nurse and an endoscopist (a healthcare professional who specialises in performing endoscopies).
Risks of a gastroscopy
A gastroscopy is a very safe procedure and the risks of serious complications are small.