(n.) Of or pertaining to the loins and sacrum; as, the lumbosacral nerve, a branch of one of the lumber nerves which passes over the sacrum.
Example Sentences:
(1) Lumbosacral spine films revealed only minimal degenerative changes, while lumbar myelogram showed L4-L5 and L5-S1 ventral extradural defects.
(2) During a postoperative follow-up period of 1 to 3 years, no further deterioration has been observed and magnetic resonance studies have demonstrated a space filled with cerebrospinal fluid (CSF) around the lumbosacral cord.
(3) This is a correlative study of normal anatomy of the lumbosacral spine and pelvis demonstrated by SPECT and radiography in order to assure that morphologic detail resulting from SPECT is recognized and matched with radiographic landmarks in the same area.
(4) In the spinalized preparation, steady-state and nonsteady-state responses have an equal likelihood of emerging from the initial cycles of a paw-shake response, suggesting that regular coupling of joint oscillations is not planned by pattern-generating networks within lumbosacral segments.
(5) Clinical and standard radiographic evaluation of patients with lumbosacral radicular symptoms may, on occasion, fail to delineate a cause.
(6) It is concluded that chronic peripheral nerve section affects the anatomical and physiological mechanisms underlying the formation of light touch receptive fields of dorsal horn neurons in the lumbosacral cord of the adult cat, but that the resulting reorganization of receptive fields is spatially restricted.
(7) The material includes segments from the high cervical cord through the lumbosacral enlargement, and nine cellular layers are described.
(8) Ultrastructural examination of selected sections of the lumbosacral nerves, revealed lesions characterized by reduced neurofilaments and neurotubules, and irregular lamellated axoplasmic dense bodies in all animals receiving lead.
(9) Oscillations of the dorsal root potential (DRP) at the frequency of the locomotor rhythm have been observed at the lumbosacral and cervical levels.
(10) Lumbosacral nerve plexus injuries occurred in patients with fractures through the sacral foramina.
(11) Observed complications with special attention to injuries to the lumbosacral plexus were correlated with the classification of the sacrum and pelvis, as well as with a detailed analysis of the fracture pattern and fracture characteristics.
(12) Electrical potentials in the cat lumbosacral spinal cord evoked by the action of single medial gastrocnemius Ia afferent fibres were recorded using low impedance, bevelled micropipette electrodes and the spike triggered averaging technique.
(13) Viral latency as a consequence of acute infection occurred in 38 (63%) of 60 lumbosacral dorsal root ganglia in the control group, 5 (8%; P less than .001) of 60 in the IgG-treated group, and 26 (33%; P less than .01) of 78 in the F(ab')2-treated group.
(14) From the results it can be said that the lumbosacral curve is not necessarily a compensatory curve, but may play a more positive role in the formation of the curve pattern of the entire spine.
(15) Mechanical signs of nerve root entrapment or lumbosacral plexus irritation are unimpressive.
(16) The majority of patients were placed in a custom-molded lumbosacral orthosis for 3-6 months after operation.
(17) This study examined the responses to natural cutaneous stimuli of neurons in the dorsal horn of the lumbosacral spinal cord that project to the dorsal accessory portion of the inferior olive (DAO) in cats anesthetized with pentobarbital sodium.
(18) We recommend MRI in patients undergoing spinal stabilization procedures and in all patients with lumbosacral kyphosis and those with pain, neurologic findings, or cutaneous hairy patch.
(19) The activity of lateral vestibular nucleus (LVN) neurons, antidromically identified by stimulation of the spinal cord at T12 and L1, thus projecting to the lumbosacral segments of the spinal cord (IVS neurons), was recorded in precollicular decerebrate cats during rotation about the longitudinal axis either of the whole animal (labyrinth input) or of the body only while the head was kept stationary (neck input).
(20) Above the lumbosacral level the incidence of neurologic signs and spinal stenosis increases, and further forward slip in adult life is not uncommon.
Sacral
Definition:
(a.) Of or pertaining to the sacrum; in the region of the sacrum.
Example Sentences:
(1) The prevalence of spondylolisthesis was found to be 5.1%, lumbarization 6.0%, sacralization 5.5% and low intercrestal line 56.9%.
(2) By contrast, patients with urological symptoms had a significantly increased prevalence of spina bifida occulta at S1 and S2 and a higher level of opening of posterior sacral arcs.
(3) A case of epidermoid tumor of the sacral area with S3 root irritation resulting in bladder dysfunction is presented and its possible relationship to spinal puncture is discussed.
(4) Neurogenic deficits of sacral spinal cord function may be responsible for abnormalities in rectal motor and sensory function.
(5) Eighty-eight patients with 188 sacral fractures were examined with computed tomography (CT) and conventional radiography.
(6) Bone X-rays and CT-scans confirmed the diagnosis of sacral tumor, and radical excision was performed via combined abdominal and sacral approach.
(7) In the child born with sacral agenesis, the management of arthrogrypotic-like deformities, spinal and multisystem abnormalities poses several problems to the orthopedist.
(8) When patients had recovered from the spinal shock phase, emptying of the bladder supplemented by alpha-adrenergic blocking preparations and clean intermittent catheterization were instituted in the patients with supra-sacral lesions.
(9) Rectal wall reconstruction was performed using gracilis muscle transfer, and sacral reconstruction was performed by gluteus maximus muscle island transfer.
(10) The cathetertips are selectively introduced from both sides either into a lateral sacral vein, an internal iliac vein or into a lumbar ascending vein.
(11) Explants of a human sacral chordoma were successfully maintained on collagen-coated coverslips, gelfoam sponge matrices, and Millipore filter platforms for up to 30 days.
(12) These data indicate that a significant component of the sacral spinal cord dynorphin terminal immunoreactivity derives from primary afferent fibers.
(13) We suggest that incomplete development of the bones of the dorsal neural arches of the upper sacrum may be a marker of incomplete neurogenesis of the sacral nerves.
(14) Of the 198 live fetuses, 5 rats had tail defect and sacral anomalies.
(15) Five male cadavers were used to evaluate anatomically structures at risk using sacral pedicle screw fixation.
(16) Sacral nerve root stimulation caused an after-contraction in both rectum and sphincter.
(17) Intracellular recording was made from motoneurones in lower sacral (S2 and S3) segments of the spinal cord in cats, to analyse the neuronal organization of the inhibition evoked in these motoneurones from contralateral afferents.
(18) Lumbosacral nerve plexus injuries occurred in patients with fractures through the sacral foramina.
(19) In contrast, 4 weeks after pelvic nerve transection in the cat, galanin was unchanged in the ipsilateral dorsal sacral spinal cord, whereas VIP is known to decrease markedly and substance P to remain unchanged.
(20) Differences were found in the origins and extent of CA of the cutaneous branches from the sacral plexus.