What does "preampullary" mean?

Before an ampulla, as for example (usually, more specifically) upstream of the ampulla of Vater in the lumen of the duodenum; structures and events that are preampullary thus exist in the foregut rather than in the midgut.

Preampullary

adj

adj ·Rare ·Advanced level

Definitions

Adjective

1
Before an ampulla, as for example (usually, more specifically) upstream of the ampulla of Vater in the lumen of the duodenum; structures and events that are preampullary thus exist in the foregut rather than in the midgut. not-comparable
"Patients were grouped into a preampullary or postampullary group according to the obstruction in relation to the ampulla of Vater."

Antonyms

All antonyms

postampullary

Example

More examples

"Patients were grouped into a preampullary or postampullary group according to the obstruction in relation to the ampulla of Vater."

Etymology

From pre- + ampulla + -ary.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.