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Human gait depends on ability of locomotion (including initiation and maintenance of rhythmic stepping), balance, and ability to adapt to the environment. Dysfunction in any of these systems can disturb gait. Currently, a classification of gait disorders based on clinical findings becomes popular in clinical practice. Recognition of typical pattern of gait disorder constitutes the first step to postulate diagnosis. Secondly, a clinically „probable“ diagnosis is appointed. It is done by considering findings on auxilliary work-up, effect of specific treatment, and disease course. „Definitive“ diagnosis is based on histopathology....
Neurol. praxi. 2013;14(4):179-181
Freezing is a sudden interruption of gait in the beginning or during walking, which occurs in typical situations. In addition to Parkinson’s disease appears in neurodegerative and vascular parskinsonian syndromes, normal pressures hydrocephalus and in frontal and frontal circuit’s lesion. This is a summary about classification, diagnosis including freezing, patophysiology and therapy of this fenomen.
Neurol. praxi. 2013;14(4):182-184
Gait disturbances are ranked among the most common manifestations of psychogenic movement disorders, a nosological area lying between neurology and psychiatry where both physicians and patients often find themselves at risk of diagnostic and therapeutic errors. The aim of this review is to show the typical manifestations, emphasize diagnostic principles and outline the therapeutic options for psychogenic movement disorders, with a special focus on disorders of gait. Typical patterns of psychogenic gait disorders include 1. balance disorders (with inadequately broad-based gait, often with paradoxical improvements in tandem walking test, spontaneous...
Neurol. praxi. 2013;14(4):185-187
Multiple sclerosis may lead to various functional impairment. Typical symptomes include decrease in muscle strength, increase in muscle tone, sensation impairment, balance problems and loss of coordination. All these symptoms can cause gait disorders. Abnormalities of gait that are present in almost 85–90% of patients with multiple sclerosis are present from early stages of the disease. This article discusses typical changes of gait in patients with multiple sclerosis and the methods of quantification.
Neurol. praxi. 2013;14(4):188-192
Infection is one of the most common factors that lead to exacerbation of multiple sclerosis. Ebstein Barr Virus is even suspected infectious agents involved in the pathogenesis of the disease. The clinical experience suggests that patients with multiple sclerosis is not recommended any vaccination for fear of worsening disease. An analysis of clinical studies, it is clear that the majority of vaccines is safe and may even risk groups to protect patients from infection. For 0.5% of the vaccinees may develop autoimmune/inflammatory syndrome induced adjuvant.
Neurol. praxi. 2013;14(4):193-196
Toxic neuropathies are caused by chemical substances, which under conditions of sufficient exposition lead to damage of neuron, axon, myelin sheath or of more structures of peripheral nervous system simultaneously. Even if toxic neuropathies caused by pharmaceuticals occur more frequently, the prevalence of polyneuropathies due to exposition of industrial chemicals has a decreasing tendency. To evaluate the causality of toxin and clinical finding there is a list of criteria (Bradford Hill Criteria). Except classical clinical findings there are laboratory methods (including evidence of concentration of toxin and its metabolites) and neurophysiological...
Neurol. praxi. 2013;14(4):197-199
Alcohol consumption is very high in the Czech Republic and this gives rise to a considerable public health problem. The link between epilepsy and alcohol consumption is definite. Epileptic seizures are three times more frequent in abusers and increase with the amount per day of alcohol consumed. Both intoxication and withdrawal are recorded as the risk factors, but the withdrawal seizures attracts the most of attention. Long-term alcohol abuse impairs regulation of the NMDA and GABA-A receptors. The sudden deficit of alcohol results in alcohol withdrawal seizures. A manifestation of alcoholic epilepsy varies with respect to length of abuse....
Neurol. praxi. 2013;14(4):200-202
This article is dedicated to the problem of Lyme borreliosis, particularly to its later forms causing damage to the nervous system, and with an emphasis on the possibilities of its diagnosis and treatment. Lyme borreliosis occurs relatively often in the Czech Republic and patients are treated by doctors of various specializations. For the most part, it is the later forms of the disease that cause the biggest difficulties. Nevertheless, even these cases can be successfully treated, if in fact an active borreliosis infection is actually the cause of the symptoms.
Neurol. praxi. 2013;14(4):203-205
Tuberculoma of the brain is among rare causes of intracranial expansions in the Czech Republic. More frequently, there is multifocal brain disease as part of the postprimary form of tuberculosis. A definitive diagnosis can be made based on histopathological and/or bacteriological examination; a probable diagnosis can be made based on improvement in the clinical condition and focal regression after commencing causal therapy with antituberculosis drugs. Following treatment initiation, the prognosis is relatively favorable; the mortality rate is reported to be only 10%. The author presents a case of a 56-year-old female patient with a histologically...
Neurol. praxi. 2013;14(4):206-208
Torticollis in a broader sense is a term for abnormal head posture and is a non-specific symptom of diseases with various etiology. Cause of abnormal head posture may be different in mechanisms of origin as well as localization of primary changes and depends on the patient‘s age category. Case report describes a 4 year old boy with severe fixed torticollis in coincidence with the local inflammation in the middle ear region.
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Many of known genetic disorders are primarily neurologic or have important neurologic involvement. With acceleration of modern genomic research, over the past twenty years, the molecular genetic basis, molecular pathology and ethiopathology mechanisms of many neurological diseases have been revealed. Improvement in the DNA laboratory methods allows us to perform reliable and causal diagnostic of many neurological diseases. But in several disorders such as spinocerebellar ataxia or hereditary spastic paraplegia remains the searching for molecular pathology still difficult because of number of genes and mutations. Given the abundance of neurogenetical diseases...