periannulus

English

Etymology

peri- +‎ annulus

Noun

periannulus (plural periannuluses or periannuli)

  1. (anatomy) The region surrounding an annulus of the heart
    • 2015 August 21, Young Joo Suh et al., “Measurement of Opening and Closing Angles of Aortic Valve Prostheses In Vivo Using Dual-Source Computed Tomography: Comparison with Those of Manufacturers' in 10 Different Types”, in Korean Journal of Radiology‎, volume 16, →DOI:
      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 ).
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