A Barium swallow is a fluoroscopy test of the oesophagus. It shows swallowing problems, narrowing, hernia. Typical effective dose 1 to 2 mSv, similar to about 4 to 8 months of natural background radiation (about 3 mSv a year).
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
A Barium swallow is a fluoroscopy test of the oesophagus. It shows swallowing problems, narrowing, hernia. Typical effective dose 1 to 2 mSv, similar to about 4 to 8 months of natural background radiation (about 3 mSv a year). What it shows: Swallowing problems, narrowing, hernia. generated by SI from cited sources · general information, not a diagnosis · consult a health professional
Swallowing problems, narrowing, hernia.
Difficulty swallowing.
Nothing to eat or drink for about 6 hours.
Typical effective dose 1 to 2 mSv, similar to about 4 to 8 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.
about 30 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
Fluoroscopy
Consult a doctor to interpret results — a single test does not make a diagnosis.
Uses your location once to list the nearest facilities. Nothing is stored.
What does a barium swallow show?
Swallowing problems, narrowing, hernia.
Why is a barium swallow done?
Difficulty swallowing.
How do I prepare for a barium swallow?
Nothing to eat or drink for about 6 hours.
Does a barium swallow use radiation?
Typical effective dose 1 to 2 mSv, similar to about 4 to 8 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.
How long does a barium swallow take?
about 30 minutes
Why is Barium swallow done?
Difficulty swallowing.
How do I prepare for Barium swallow?
Nothing to eat or drink for about 6 hours.
Is Barium swallow safe in pregnancy?
Typical effective dose 1 to 2 mSv, similar to about 4 to 8 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.
SI text CC BY 4.0; RadiologyInfo.org (ACR/RSNA) and MedlinePlus linked as references only, no text copied.