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At least 397 records · Page 22Linked to original sources

A prospective study of peripheral nerve lesions occurring in traumatic brain-injured patients.

The purpose of this study was to determine the frequency and severity of peripheral nerve lesions occurring in patients with traumatic brain injury. A prospective study of 132 patients was conducted. Patients fulfilling research criteria (flaccidity, areflexia, abnormal motor patterns) underwent neurodiagnostic examination. Fifteen electromyograph/NCV studies were performed, yielding positive findings in 13 patients (10%); 3 patients were found to have preventable lesions. Many patients had permanent impairment or attendant complications from the peripheral nerve injury that adversely affected eventual recovery.

Brachial Plexus↗

Magnetic stimulation of the peripheral nervous system.

Following a review of general aspects of magnetic stimulation pertaining to the peripheral nervous system, the reported performance of currently available magnetic stimulation systems in various critical areas of peripheral clinical neurophysiology is evaluated. The author suggests techniques for the use of the magnetic stimulator in the clinical study of the peripheral nervous system, where its use has been shown to be appropriate or to have advantages over other currently used techniques.

Brachial Plexus↗

Rhabdomyolysis and concomitant neurological lesions after intravenous heroin abuse.

Seven cases of rhabdomyolysis in heroin addicts are presented. All patients showed concomitant neurological symptoms suggesting mononeuropathy, incomplete plexus lesions or myelopathy. In most cases rhabdomyolysis occurred without preceding trauma to the muscles (for example tissue compression or coma). Five patients had a history of recently resumed heroin abuse after prolonged abstinence. An allergic or toxic reaction to heroin or adulterants seems to be more likely than trauma in the pathogenesis of these complications. Severe rhabdomyolysis can occur without visible muscular swelling. Routine screening of creatine kinase is recommended in heroin addicts with neurological complications, as rhabdomyolysis may lead to fatal renal failure and may easily fail to be diagnosed.

Acute Kidney Injury↗

[Electromyography and electroneurography in peripheral nerve lesions. Part II].

Electromyographical and electroneurographical examinations are indicated in the forefield of the surgical treatment for radicular syndromes, traumatic plexus and nerve lesions as well as compression or bottle-neck syndromes. The electrophysiological findings point out the neurogenic nature of the disturbance. They furthermore furnish statements with respect to the localisation, the extent, the kind and the prognosis of the lesions. The electromyographical and electroneurographical examination programme is determined by the anatomical innervation conditions and the questions that are of clinical interest. In case of radicular syndromes it is mainly the localisation with respect to the height of the root lesions that is of interest. In plexus lesions, the question regarding the reinnervation chance is usually to the fore. In primary nerve lesions, the question whether there is a partial or total nerve separation is above all of interest. In secondary nerve lesions and the bottle-neck syndromes it is usually necessary to determine the exact site of the lesions and the extent of the chronic compression damage. In this paper, these aspects ae discussed on the basis of the more important clinical pictures and practical hints for diagnosis and therapy are given.

Brachial Plexus↗

[An anatomical study of the root sleeve emergence and its relation to segmental anomalies of the lumbo-sacral spine].

An anatomical study was done of 102 plexuses in 51 human white cadavers, of which 35 had normal segmental arrangement of the lumbo-sacral spine and 16 transitional vertebrae. The lumbo-sacral plexus was symmetric in 42 specimens, and asymmetrical in 9. In normal segmental arrangement of the lumbo-sacral spine, the normal type of plexus occurred in 86.7% of the dissections, and prefixed type in 3.3%. In lumbarization, 8 out of 18 plexuses presented the postfixed type of plexus, and this corresponded to one half of the partial type of lumbarization. In sacralization, 6 out of 14 plexuses showed the prefixed type of plexus, and this also corresponded to one half of the complete type of sacralization. In those instances in which the lumbar spine was diminished in number, as evidenced by the shortening of the 12th ribs, 23.5% of the plexuses have shifted cranially.

Humans↗

[Modern technics for studying injuries of the lumbo-ischiatic plexus. Apropos of a new case].

A 22 year old patient was admitted with multiple lumbosacral root meningoceles following a motorbike accident. Because of the marked neurologic deficit in left lower limb a radiculographic exploration was completed by a CT scan, with improvement in analysis of images, post-traumatic pseudo-meningoceles being neither an absolute proof nor the unique lesion responsible for the clinical picture. They may be missing whereas the root is absent. Combining these two examinations provides for total screening of lesions and more selective choice of therapy.

Accidents, Traffic↗

Isolated amyloidosis presenting with lumbosacral radiculoplexopathy: description of two cases and pathogenic review.

In this study, we present two cases of infiltrative, localized amyloidosis involving lumbosacral root and plexus, e.g., isolated amyloidomas. Rare and poorly understood amyloidomas may occur in both neurologic and non-neurologic tissues. The described cases emphasize potential for localized peripheral amyloidomas: (1) potential for associated lambda light chain lymphoplasmacytic lymphoma association; (2) e isolated amyloidosis without evidence for systemic plasma cell dyscrasia; (3) features suggestive of potential pathogenesis; and (4) discussion of treatment options including immunotherapy and resection. The limited literature and experience among other cases is described.

Aged↗