anterior retrolisthesis



A retrolisthesis is a posterior displacement of one vertebral body with respect to the subjacent vertebra to a degree less than a luxation (dislocation). Retrolistheses are most easily diagnosed on lateral x-ray views of the spine. Views where care has been taken to expose for a true lateral view without any rotation offer the
06.04.2017 -
Spondylolisthesis and retrolisthesis are essentially opposite terms referring to different types of vertebral slippage. Spondylolisthesis, also known as anterolisthesis, is forward (anterior) displacement of a vertebra. Retrolisthesis is backward (posterior) displacement. Both forms of vertebral slippage can occur at any level of
The term retrolisthesis refers to posterior displacement (backward slip) of a vertebral body relative to one below. Causes include trauma, facet joint osteoarthritis or congenital anomalies (e.g. underdevelopment of the pedicles).
Traumatic anterior spondylolisthesis is a relatively common injury in lumbar spine and which is reported in the English literatures while traumatic retrolisthesis of lumbar spine is rare. Only few studies on posterior spondyloptosis and retrolisthesis of L5/S1 are reported [1-6]. There are also some reports of traumatic L5/S1
The radiographic distinction of degenerative slippage (spondylolisthesis and retrolisthesis) from traumatic slippage of the cervical spine. Lee C, Woodring JH, Rogers LF, Kim KS. In a review of 42 cases of degenerative arthritis of the cervical spine and 22 cases of cervical spine trauma with an observed anterior slippage
31.05.2007 -
anterior gliding within the spinal segment. Also, in segments with DS, endplate inclination is more pronounced, which further increases anterior shear (2). There is, however, a paucity of information on these factors in association with a retrolisthesis in a spinal segment which may be observed in up to 30% of extension films
COMPLETE RETROLISTHESIS: The body of one vertebra is posterior to both the vertebral body of the segment of the spine above as well as the segment below. STAIR STEPPED RETROLISTHESIS: The body of one vertebra is posterior to the body of the spinal segment above, but is anterior to the one below. PARTIAL
06.10.1996 -

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