(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.
Pelvis
Definition:
(n.) The pelvic arch, or the pelvic arch together with the sacrum. See Pelvic arch, under Pelvic, and Sacrum.
(n.) The calyx of a crinoid.
Example Sentences:
(1) Prompt diagnosis, in which timely diagnostic laparoscopy and ultrasound evaluation of the pelvis may be helpful, provides the opportunity for prompt laparotomy with untwisting of the torsion and stabilization of the adnexa by suture and cystectomy, if possible, extirpation if not.
(2) In the case of unilateral blockade at the groin or pelvis, the grafts connect the lymphatics of the thigh of the affected leg with lymphatics in the contralateral healthy groin.
(3) A total of 400 patients with radiation injuries of the organs of the small pelvis were examined.
(4) The authors' experience suggests the following as the optimal follow-up: a) CT examination over a 6-month postoperative period; b) yearly CT examinations and urography over 4 postoperative years; c) yearly US examination over the first 2 years after surgery, to depict renal pelvis dilatation.
(5) Extraperitoneal hemorrhage, associated with a fracture of the pelvis, is a major cause of death in pedestrian accidents.
(6) Some patients received postoperative external beam irradiation (2000 cGy whole pelvis and an additional 3000 cGy to the parametria, with a midline stepwedge) when deep myometrial invasion was present.
(7) 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.
(8) However, only three patients (3%) failed in the pelvis alone.
(9) Metastatic involvement of the pelvis, and in particular the acetabulum, is a common finding among patients with metastatic osseous disease.
(10) A patient with malignant hypertension and acute renal failure underwent percutaneous renal biopsy which resulted in the creation of an arteriovenous fistula that communicated with the renal pelvis.
(11) A woman in labor and not wearing a seat belt sustained multiple fractures of the pelvis and femur while in an automobile accident.
(12) The durect judgment of the function of the floor of the pelvis is only possible by the electromyogram.
(13) Contrast media in magnetic resonance imaging (MRI) of the abdomen and pelvis are applied for various purposes; different substances and forms of application must be distinguished.
(14) Two groups of subjects were studied: a first group of 20 healthy volunteers to define NMR semeiology of male pelvis and a second group of 40 patients with mainly tumoral lesions of vesicles or prostate.
(15) In all series of experiments multidimensional statistical analysis allowed one to reveal the effect conducive to a relative decrease in the blood content in the brain, myocardium, lungs, liver and to its increase in some abdominal organs, skin, muscle and bone tissues of the extremities, abdomen and pelvis.
(16) In 25 patients, small cell lung cancer was staged prospectively with both conventional staging and a magnetic resonance (MR) imaging protocol that included 1.5-T MR imaging of the pelvis, abdomen, spine, and brain.
(17) Studies carried out on the phantom have shown how reliable transverse diameter measurements of the pelvis are when carried out by X-Ray scanning pelvimetry compared with conventional X-Ray pelvimetry.
(18) Approximately 10-20 ml fluid were withdrawn from the renal pelvis for cytology and culture.
(19) Using chi 2 analysis, we found that failure of external version was significantly associated with obesity, descent of the breech into the pelvis, decreased fluid, and fetal back positioned posteriorly.
(20) For the renal pelvis the results show 6 X 10(-5) M thiphenamil, 10(-3) M oxybutynin, and 5 X 10(-6) M verapamil resulted in a 50% inhibition of the phasic contractions.