spondylolysis

(redirected from Pars defect)
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Related to Pars defect: Pars interarticularis defect

spondylolysis

 [spon″dĭ-lol´ĭ-sis]
the breaking down of a vertebra. adj., adj spondylolyt´ic.

spon·dy·lol·y·sis

(spon'di-lol'i-sis),
Degeneration or deficient development of a portion of the vertebra; commonly involves the pars interarticularis, which can result in a spondylolithesis.
[spondylo- + G. lysis, loosening]

spondylolysis

/spon·dy·lol·y·sis/ (spon″dil-ol´ĭ-sis) the breaking down of a vertebra.

spon·dy·lol·y·sis

(spon'di-lol'i-sis)
Degeneration or deficient development of the articulating part of a vertebra.
[spondylo- + G. lysis, loosening]

spondylolysis

A symptomless congenital deficiency of bone in the arch of the 5th or 4th lumbar vertebra disorder of the spine. The arch is formed of soft fibrous tissue and there is a weak link with adjacent vertebrae so that the condition of SPONDYLOLISTHESIS may occur.

spondylolysis

the breaking down of a vertebra.
References in periodicals archive ?
Don and Robertson [6] measured the FJA in the patients with spondylolysis at L3-4, L4-5, and L5-S1 levels using MRI and found coronalization at L5-S1 level, where pars defect occurs.
The most recent literature about the effects of facet tropism on spondylolysis, lumbar discopathy, and lumbar degenerative disease has demonstrated that the FJA and facet joint coronal positioning increases at lower levels, the rate of facet asymmetry is higher at the levels with pars defect, and facet tropism is most commonly seen at L5-S1 than L4-5 level.
1] Pars defects usually occur at L5 level in patients with spondylolysis.
This technique involves bridging the pars defect with a rod anchored by a cephalad pedicle screw and caudad laminar hook combined with bone grafting.
Bone graft is then placed around the pars defect and the wires are tensioned to create a compressive force.
The etiology of pars defects in young athletes is considered to be multi-factorial in origin with genetics, structural features, and repetitive loading all playing a role.
It's called a Pars Defect - a fracture in the lower back.
Not commonly associated with footballers, Thomas, in lay-man's terms, effectively nut-crackered his own vertebrae having already had them weakened by the actual Pars Defect, which can affect people for years without any traces of pain or detection.
It's called Pars Defect - it's common and most people don't know they have it and it can flare up from an old injury or a new one.
26,27) Consequently, Dai (27) reported that the state of the intervertebral discs is an important factor in choosing between direct repair of the pars defect and segmental fusion.
3-8) This case report describes a unique approach to the treatment of a patient with bilateral pars defects at L3, L4, and L5.
The premier issue includes information on breast infections in nursing mothers, Pars defects in adolescents, information on practice doctorates and a data on job satisfaction among nurse practitioners.

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