• Title/Summary/Keyword: Neurological diseases

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Prognostic Factors Influencing Clinical Outcomes of Malignant Glioblastoma Multiforme: Clinical, Immunophenotypic, and Fluorescence in Situ Hybridization Findings for 1p19q in 816 Chinese Cases

  • Qin, Jun-Jie;Liu, Zhao-Xia;Wang, Jun-Mei;Du, Jiang;Xu, Li;Zeng, Chun;Han, Wu;Li, Zhi-Dong;Xie, Jian;Li, Gui-Lin
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.3
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    • pp.971-977
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    • 2015
  • Malignant glioblastoma multiforme (GBM) is the most malignant brain tumor and despite recent advances in diagnostics and treatment prognosis remains poor. In this retrospective study, we assessed the clinical and radiological parameters, as well as fluorescence in situ hybridization (FISH) of 1p19q deletion, in a series of cases. A total of 816 patients with GBM who received surgery and radiation between January 2010 and May 2014 were included in this study. Kaplan-Meier survival analysis and Cox regression analysis were used to find the factors independently influencing patient progression free survival (PFS) and overall survival (OS). Age at diagnosis, preoperative Karnofsky Performance Scale (KPS) score, KPS score change at 2 weeks after operation, neurological deficit symptoms, tumor resection extent, maximal tumor diameter, involvement of eloquent cortex or deep structure, involvement of brain lobe, Ki-67 and MMP9 expression level and adjuvant chemotherapy were statistically significant factors (p<0.05) for both PFS and OS in the univariate analysis. Cox proportional hazards modeling revealed that age ${\leq}50$ years, preoperative KPS score ${\geq}80$, KPS score change after operation ${\geq}0$, involvement of single frontal lobe, deep structure involvement, low Ki-67 and MMP9 expression and adjuvant chemotherapy were independent favorable factors (p<0.05) for patient clinical outcomes.

A Case Report on Posterior Circulation Cerebral Infarction with Early Neurological Deterioration in an Elderly Patient with Chronic Kidney Disease (고령의 만성콩팥병 환자에서 발생한 초기 신경학적 악화가 동반된 후방순환뇌경색 치험 1례)

  • Kim, Jun-seok;Lee, Yoo-na;An, Yu-min;Baek, Kyung-min
    • The Journal of Internal Korean Medicine
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    • v.42 no.5
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    • pp.727-737
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    • 2021
  • Objectives: This study investigated the effect of Korean medicine on an elderly patient with posterior circulation cerebral infarction, chronic kidney disease (CKD), and early neurological deterioration (END). Methods: The patient, who already had CKD, was treated with Korean medicine, comprising herbal medicine, acupuncture, moxa, and cupping combined with Western medicine (antiplatelet, diabetes) and physical therapy. A manual muscle test (MMT) and a modified Barthel index (MBI) were used to observe the treatment effects, and blood tests were performed to check estimated glomerular filtration rate (eGFR), creatinine and blood urea nitrogen (BUN), which represent renal function. Results: After the treatment, MMT, MBI, and renal function scores had increased. Conclusions: This study suggests that Korean medicine can effectively treat posterior circulation cerebral infarction with END in CKD, but further studies should be conducted.

Cognitive Outcome of Pediatric Moyamoya Disease

  • Shim, Kyu-Won;Park, Eun-Kyung;Kim, Ju-Seong;Kim, Dong-Seok
    • Journal of Korean Neurosurgical Society
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    • v.57 no.6
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    • pp.440-444
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    • 2015
  • Quality of life is the current trend and issue for the most of human diseases. In moyamoya disease (MMD), surgical revascularization has been recognized as the possible assistance to reduce the neurological insult. However, the progressive nature of the disease has been invincible so far. To improve the quality of life of MMD patients not only the protection from the neurological insult but also the maintenance or improvement of cognitive function is inevitable. For pediatric MMD patients, younger age or longer duration of disease is the key factor among the prognostic factors for bad neurological outcomes. Hence, 'the earlier, the better' is the most precious rule for treatment. Protection from neurological insult is very critical and foremost important to improve cognitive outcome. Clinicians need to know the neuropsychological profile of MMD patients for the care of whole person and make an effort to protect the patients from neurological insults to maintain or improve it.

Efficacy of Pharmacopuncture for Treating Children with Physical Disabilities in Uzbekistan

  • Zohidjon, Ismailov N.;Yu, Jun-Sang
    • Journal of Pharmacopuncture
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    • v.16 no.2
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    • pp.23-27
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    • 2013
  • Objective: This research was performed to investigate the efficacy of complex rehabilitation combined with pharmacopuncture treatment for the children with neuromotor system diseases. Methods: Fifty (50) patients aged from 5 to 15 yr old were compared. Twenty (20) patients received conventional treatments and complex rehabilitation as a control group, and fifty (50) patients received complex rehabilitation with pharmacopuncture. At their first visits, the patients had checkups and neurological scales, and after 10 days of pharmacopuncture treatments and 55 days of rehabilitation, they also took neurological scales. We studied the pre and post effects of the treatment group. Results: The number of patients with ankle joint disorder and contracture, knee joint contracture, steppage, horsey hoof, shoulder weakness and contracture, radio-carpal joint disorder and contracture, arm hypotrophia, arm atrophia, leg hypotrophia and total atrophia decreased after treatments. Conclusion: This study showed the efficacy of pharmacopuncture combined with complex rehabilitation for the treatment of neuromotor system diseases.

Application of near-infrared spectroscopy in clinical neurology

  • Kim, Yoo Hwan;Kim, Byung-Jo;Bae, Jong Seok
    • Annals of Clinical Neurophysiology
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    • v.20 no.2
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    • pp.57-65
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    • 2018
  • Near-infrared spectroscopy (NIRS) monitoring has been used mainly to detect reduced perfusion of the brain during orthostatic stress in order to assess orthostatic intolerance (OI). Many studies have investigated the use of NIRS to reveal the pathophysiology of patients with OI. Research using NIRS in other neurological diseases (e.g., stroke, epilepsy, and migraine) is continuing. NIRS may play an important role in monitoring the regional distribution of the hemodynamic flow in real time and thereby reveal the underlying pathophysiology and facilitate the management of not only patients with OI symptoms but also those with various neurological diseases.

ESCRT, autophagy, and frontotemporal dementia

  • Lee, Jin-A;Gao, Fen-Biao
    • BMB Reports
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    • v.41 no.12
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    • pp.827-832
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    • 2008
  • Many age-dependent neurodegenerative diseases are associated with the accumulation of abnormally folded proteins within neurons. One of the major proteolytic pathways in the cell is the autophagy pathway, which targets cytoplasmic contents and organelles to the lysosomes for bulk degradation under various physiological and stressful conditions. Although the importance of autophagy in cellular physiology is well appreciated, its precise roles in neurodegeneration remain largely unclear. Recent studies indicate that components of the endosomal sorting complex required for transport (ESCRT) are important in the autophagy pathway. Reduced activity of some ESCRT subunits leads to the accumulation of autophagosomes and failure to clear intracellular protein aggregates. Interestingly, rare mutations in CHMP2B, an ESCRT-III subunit, are associated with frontotemporal dementia linked to chromosome 3 (FTD3). Mutant CHMP2B proteins seem to disrupt the fusion of autophagosomes and lysosomes in cell culture models. These findings suggest a potential mechanism for the pathogenesis of FTD3 and possibly other neurodegenerative diseases as well.

Blood-brain barrier-on-a-chip for brain disease modeling and drug testing

  • Cui, Baofang;Cho, Seung-Woo
    • BMB Reports
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    • v.55 no.5
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    • pp.213-219
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    • 2022
  • The blood-brain barrier (BBB) is an interface between cerebral blood and the brain parenchyma. As a gate keeper, BBB regulates passage of nutrients and exogeneous compounds. Owing to this highly selective barrier, many drugs targeting brain diseases are not likely to pass through the BBB. Thus, a large amount of time and cost have been paid for the development of BBB targeted therapeutics. However, many drugs validated in in vitro models and animal models have failed in clinical trials primarily due to the lack of an appropriate BBB model. Human BBB has a unique cellular architecture. Different physiologies between human and animal BBB hinder the prediction of drug responses. Therefore, a more physiologically relevant alternative BBB model needs to be developed. In this review, we summarize major features of human BBB and current BBB models and describe organ-on-chip models for BBB modeling and their applications in neurological complications.

Neuromuscular disorders in children : Diagnosis and treatment (소아 근육병의 진단과 치료)

  • Chae, Jong Hee
    • Clinical and Experimental Pediatrics
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    • v.51 no.12
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    • pp.1295-1299
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    • 2008
  • Inherited muscle diseases are heterogeneous with varying genetic etiologies and present with common symptoms and signs, including weakness, motor developmental delay, and hypotonia. To diagnose these various diseases, a meticulous family and clinical history, physical and neurological examinations, laboratory findings with electromyography, muscle biopsy, and genetic testing are needed. Here, I review several inherited muscle diseases, with a focus on muscular dystrophy in children and its genetics and general management.

Therapeutic Potential of Active Components from Acorus gramineus and Acorus tatarinowii in Neurological Disorders and Their Application in Korean Medicine

  • Cheol Ju Kim;Tae Young Kwak;Min Hyeok Bae;Hwa Kyoung Shin;Byung Tae Choi
    • Journal of Pharmacopuncture
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    • v.25 no.4
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    • pp.326-343
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    • 2022
  • Neurological disorders represent a substantial healthcare burden worldwide due to population aging. Acorus gramineus Solander (AG) and Acorus tatarinowii Schott (AT), whose major component is asarone, have been shown to be effective in neurological disorders. This review summarized current information from preclinical and clinical studies regarding the effects of extracts and active components of AG and AT (e.g., α-asarone and β-asarone) on neurological disorders and biomedical targets, as well as the mechanisms involved. Databases, including PubMed, Embase, and RISS, were searched using the following keywords: asarone, AG, AT, and neurological disorders, including Alzheimer's disease, Parkinson's disease, depression and anxiety, epilepsy, and stroke. Meta-analyses and reviews were excluded. A total of 873 studies were collected. A total of 89 studies were selected after eliminating studies that did not meet the inclusion criteria. Research on neurological disorders widely reported that extracts or active components of AG and AT showed therapeutic efficacy in treating neurological disorders. These components also possessed a wide array of neuroprotective effects, including reduction of pathogenic protein aggregates, antiapoptotic activity, modulation of autophagy, anti-inflammatory and antioxidant activities, regulation of neurotransmitters, activation of neurogenesis, and stimulation of neurotrophic factors. Most of the included studies were preclinical studies that used in vitro and in vivo models, and only a few clinical studies have been performed. Therefore, this review summarizes the current knowledge on AG and AT therapeutic effects as a basis for further clinical studies, and clinical trials are required before these findings can be applied to human neurological disorders.

Diagnostic Significance of Neonatal Electroencephalography (신생아 뇌파의 진단적 유용성에 대한 연구)

  • Kim, Byeong Eui;Kim, Heung Dong
    • Clinical and Experimental Pediatrics
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    • v.46 no.2
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    • pp.137-142
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    • 2003
  • Purpose : This study was performed to determine the sensitivity of neonatal electroencephalography (EEG) in detecting underlying brain disease, to compare the sensitivity and specificity of EEG with those of brain ultrasonography and to determine the prognostic value of EEG for neonatal neurologic diseases. Methods : Eighty-seven newborn babies were subjected to a electroencephalographic examination for the evaluation of underlying neurological diseases and EEGs were recorded at least before three days of life. The findings of early ultrasonography performed within three days after birth were compared with those of magnetic resonance imaging(MRI) or ultrasonography after seven days of life. Results : The EEG results were more sensitive and specific than ultrasonography for the detection of neonatal brain damage. The EEG results showed 91.7% sensitivity for mild grade neurological sequelae and 100.0% sensitivity for moderate and severe-grade neurological sequelae in predicting the neurological outcome. However, early ultrasonography results showed 20.8% and 18.8% of sensitivity and specificity, respectively. Conclusion : EEG is a highly sensitive diagnostic tool for detecting neonatal brain disease and is valuable for predicting the long-term outcome of neurologic sequelae.