listhesis

From reanalysis of spondylolisthesis as spondylo- + listhesis. The second element would be more accurately written olisthesis; it is from Ancient Greek ὀλισθάνω (olisthánō, “to slip, to slide”). Compare olistostrome.

The word first appears in a 1912 medical terminology reference.[1]

listhesis (plural listheses)

1. A forward (anterior) displacement (slippage) of a vertebra over a lower segment.
   • 2015 July 28, Atul Goel, “Craniovertebral Junction Instability: A Review of Facts about Facets”, in Asian Spine Journal‎, volume 9, →DOI:

     Type 1 facetal malalignment was when the facet of atlas was dislocated anterior to the facet of axis on lateral imaging and simulates lumbosacral listhesis.

2. Any such displacement, anterior or otherwise.

• retrolisthesis
• spondylolisthesis