esophageal
Meaning of esophageal: The adjective attached to anything concerning the swallowing tube, from reflux and strictures to cancers and speech after surgery.
Definition of esophageal
Esophageal describes anything relating to the esophagus, the muscular tube that carries food and drink from the throat down to the stomach. The word appears in the names of conditions, procedures and structures, such as esophageal reflux, esophageal varices and esophageal cancer. British and Australian sources spell it oesophageal, with the same meaning.
How esophageal is built
- esophag/o Combining form · Greek esophagus
- -ac, -al, -ar, -ary, -eal, -ic Suffix · Greek and Latin pertaining to, relating to
A medical term is read from its ending backwards: the suffix first, then the prefix, then the root. See all 223 word parts.
What does the esophagus do?
It is a muscular tube roughly the length of a forearm, running behind the windpipe and heart. It does not digest anything. Its job is transport: rings of muscle squeeze in sequence behind each swallow and push the contents downward, a wave called peristalsis. A ring of muscle at the lower end stays shut between swallows to keep stomach acid where it belongs. Above it, the esophagus joins the throat, which is why swallowing problems can arise at either level.
Which conditions carry the word?
| Term | What it describes |
|---|---|
| Esophageal reflux | Stomach acid rising back into the tube |
| Esophageal stricture | A narrowed segment, often from scarring |
| Esophageal varices | Swollen veins in the wall, linked to liver disease |
| Esophageal atresia | A tube that did not form as a continuous channel |
| Esophageal speech | Voice produced by swallowed air after larynx removal |
Why do problems here cause chest pain?
The esophagus sits directly behind the breastbone, alongside the heart, and both send their sensory signals along overlapping nerve pathways. The brain cannot always tell them apart. Spasm of the esophageal muscle or acid burning its lining can therefore produce a crushing central chest pain that closely imitates a heart problem, sometimes spreading to the jaw or arm. The reverse also happens. This overlap is a well recognized diagnostic trap, and it is one reason chest pain is assessed for cardiac causes before an esophageal explanation is settled on. Long-standing acid exposure also changes the lining itself, a change called Barrett esophagus, which is followed over time because it carries a raised risk of cancer.
Also known as
Used in a sentence
The report described esophageal narrowing at the level of the aortic arch.
Good to know
Esophageal pain and cardiac pain travel along overlapping nerve pathways and can be indistinguishable by description alone.
Word origin
Where “esophageal” comes from
From the Greek oisophagos, the gullet, thought to combine oisein, to carry, with phagein, to eat.