anterior horn


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anterior horn

[an¦tir·ē·ər ′hȯrn]
(neuroscience)
The ventral column of gray matter in the spinal cord containing the cell bodies of motor (efferent) neurons.
References in periodicals archive ?
where "[summation]P" was the total points hitting the anterior horn of spinal cord sections, "a/p" was the area associated with each point, and "d" was the distance between the sampled sections.
Fasciculation cramp syndrome preceding anterior horn cell disease:an intermediate syndrome?
While the clinical-electrophysiological profile was suggestive of anterior horn cell disease, dynamic flexion MRI of the cervical spine supports the theory of forward dural shift causing lower cervical cord compression and ischaemia of anterior horns.
A prospective evaluation of the anterior horn of the lateral meniscus as a landmark for tibial tunnel placement in anterior cruciate ligament (ACL) reconstruction.
Caption: Figure 5: The vehicle-treated NMO rats demonstrated visible demyelination (shown by MBP immunofluorescence, green) in the optic nerve (a-e) and spinal cord (f-j, anterior horn; k-o, posterior fasciculus).
The most likely explanation for the initial AFP reports was difficulty in distinguishing flaccid or lower motor neuron weakness due to peripheral nervous system pathology (i.e., pathology at or distal to the anterior horn cells) from spastic or upper motor neuron weakness due to central nervous system pathology (i.e., pathology in the spinal cord or brain motor tracts).
The utility of apical anterior horn biopsies in prostate cancer detection.
The spread of active inflammation from the dorsal root ganglion to the anterior horn cells and anterior nerve roots and involvement of the motor nerve are postulated to be involved.78 Cioni et al.9 found ganglionic lesions combined with degeneration of the related sensory and motor roots and severe neuritis on pathological examination findings which can easily explain the clinical and electrophysiological signs.
"On October 11, he (Wahab) underwent an MRI investigation; he has significant osteochondral defects in the lateral tibial condyle (bone damage), advanced chondromalacia patella (damage to the cartilage under the knee cap) and suspicion of a tear to the anterior horn of the lateral meniscus (outer knee cartilage).
Localization helps in diagnosis: fasciculations can be generalised, in metabolic-toxic conditions, the benign fasciculation syndrome and degenerative disorders of anterior horn of spinal cord, as amyotrophic lateral sclerosis; segmental, as in syringomyelia; or focal, affecting the muscles controlled by a nerve or spinal root.
Males with pronotal anterior horn projecting over head, or with horn reduced to small truncate swelling; females with clypeal-frontal carina, and with pronotum more strongly convex in median anterior fifth ...

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