Periannulus
noun ·Rare ·Advanced level
Definitions
- 1 The region surrounding an annulus of the heart
"A pannus arising from the neointima in the periannulus of the left ventricular septum ( 24 ) may extend to the orifice and hinges of a prosthetic valve and result in restricted leaflet motion or may cause severe stenosis due to obstruction of the left ventricular outflow tract by a circumferential pannus without restricting leaflet motion ( 22 23 )."
Example
More examples"A pannus arising from the neointima in the periannulus of the left ventricular septum ( 24 ) may extend to the orifice and hinges of a prosthetic valve and result in restricted leaflet motion or may cause severe stenosis due to obstruction of the left ventricular outflow tract by a circumferential pannus without restricting leaflet motion ( 22 23 )."
Etymology
From peri- + annulus.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.