Results 151 to 160 of about 472,775 (419)

The minimally invasive spinal deformity surgery algorithm: a reproducible rational framework for decision making in minimally invasive spinal deformity surgery.

open access: yesNeurosurgical Focus, 2014
OBJECT Minimally invasive surgery (MIS) is an alternative to open deformity surgery for the treatment of patients with adult spinal deformity. However, at this time MIS techniques are not as versatile as open deformity techniques, and MIS techniques have
P. Mummaneni   +15 more
semanticscholar   +1 more source

Heterozygous variants in AP4S1 are not associated with a neurological phenotype

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Biallelic loss‐of‐function variants in AP4S1 cause childhood‐onset hereditary spastic paraplegia. A recent report suggested that heterozygous AP4S1 variants lead to a syndrome of lower limb spasticity and dysregulation of sphincter function. We critically evaluate this claim against clinical observations in 28 heterozygous carriers of the same
Vicente Quiroz   +9 more
wiley   +1 more source

Treatment of acquired flexural deformity of the distal interphalangeal joint in the horse: a retrospective study of 51 cases [PDF]

open access: yes, 2016
Flexural deformity of the distal interphalangeal joint is an important disorder in horses, which can be acquired during the first year of life, often as a result of lateralization during grazing. In this retrospective study, the medical files of 51 cases
Carlier, Stephanie   +3 more
core   +1 more source

A Novel Lumbar Motion Segment Classification to Predict Changes in Segmental Sagittal Alignment After Lateral Interbody Fixation. [PDF]

open access: yes, 2017
Study designRetrospective cohort study.ObjectivesLateral interbody fixation is being increasingly used for the correction of segmental sagittal parameters.
Acosta, Frank L   +7 more
core   +1 more source

An MRI assessment of mechanisms underlying lesion growth and shrinkage in multiple sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
By applying the tensor model, we analysed lesion orientation and the directionality of lesion expansion/contraction in multiple sclerosis. Each lesion is summarized as an ellipsoid, and the tensor model is applied to calculate lesion anisotropy. From the top to the bottom white matter atlas, surface‐in gradient segmentation and venous atlas used in the
Ermelinda De Meo   +9 more
wiley   +1 more source

Overcoming the biological aging of titanium using a wet storage method after ultraviolet treatment

open access: yesScientific Reports, 2017
We evaluated whether the biological activity of the surface of titanium, when stored in an aqueous solution after ultraviolet (UV) treatment, is comparable to that of the surface immediately after UV treatment.
Sung-Hwan Choi   +8 more
doaj   +1 more source

Analytic and Algebraic Deformations of Super Riemann Surfaces [PDF]

open access: yesarXiv, 2019
By analytic deformations of complex structures, we mean perturbations of the Dolbeault operator. By algebraic deformations of complex structures, we mean deformations of holomorphic glueing data. For complex manifolds there is, infinitesimally, a correspondence between these two types deformations.
arxiv  

The lived experience of Dupuytren's disease of the hand [PDF]

open access: yes, 2009
This article is made available through the Brunel Open Access Publishing Fund.Aims: To describe patients’ experiences of living with Dupuytren’s disease. Background. Dupuytren’s disease is a chronic, progressive deformity of the hand which limits active
Byrne, G
core   +1 more source

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