What does Listhesis mean in medical terms?
The word spondylolisthesis (pronounced spohn-di-low-less-THEE-sis) comes from the Greek words spondylos, which means “spine” or “vertebra,” and listhesis, which means “slipping, sliding or movement.”
What is Listhesis of the spine?
Spondylolisthesis is a Latin term meaning slipped vertebral body (spinal bone). “Spondylo”= vertebrae. “listhesis”=slippage. Spondylolisthesis in the lumbar spine is most commonly caused by degenerative spinal disease (degenerative spondylolisthesis), or a defect in one region of a vertebra (isthmic spondylolisthesis).
What does spondylolisthesis mean in medical terms?
Spondylolisthesis is the slipping forward of the vertebral bone. The term “listhesis” means to slip forward (Fig. 3). It occurs when the weakened pars interarticularis separates and allows the vertebra to move forward out of position causing pinched nerves and pain.
What does spondylolysis mean?
Spondylolysis is a stress fracture through the pars interarticularis of the lumbar vertebrae. The pars interarticularis is a thin bone segment joining two vertebrae. It is the most likely area to be affected by repetitive stress.
What does listhesis stand for in medical terms?
Listhesis is a category of vertebral misalignments and is also a shortened name for spondylolisthesis. This term is almost always used to describe typical forward vertebral slippage in the spinal column, called anterolisthesis, but is sometimes also used to describe rearward vertebral migration, also known as retrolisthesis.
Where does listhesis occur in the back of the spine?
According to WebMD, listhesis or spondylolisthesis is a slipping of the back bone or vertebra, usually occurring at the base of the spine. It is a fracture or defect of one or both of the wing-shaped bones of the vertebrae, resulting in it slipping backward, forward or over a lower bone.
What does li’sis stand for in medical terms?
(lī’sis) 1. Destruction of red blood cells, bacteria, and other structures by a specific lysin, usually referred to by structure destroyed (e.g., hemolysis, bacteriolysis, nephrolysis). 2. Gradual subsidence of symptoms of an acute disease, a form of recovery.
Which is the best definition of lysis in medical terms?
1. destruction or decomposition, as of a cell or other substance, under the influence of a specific agent. 2. mobilization of an organ by division of restraining adhesions. 3. gradual abatement of the clinical signs of a disease, e.g. lysis of a fever.
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