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2013

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Articles 61 - 90 of 119

Full-Text Articles in Neurology

Clinical Profile And Outcome Of Children Admitted With Status Epileptics In Picu Of A Developing Country, Khalid Ahmed, Sidra Kaleem Jafr, Faria Bhatti, Arshad Rafique, Anwa Rul Haque Haque Apr 2013

Clinical Profile And Outcome Of Children Admitted With Status Epileptics In Picu Of A Developing Country, Khalid Ahmed, Sidra Kaleem Jafr, Faria Bhatti, Arshad Rafique, Anwa Rul Haque Haque

Pakistan Journal of Neurological Sciences (PJNS)

Status epilepticus (SE) is a common, life-threatening neurologic disorder. The exact incidence is not known. The frequency of occurrence of status epilepticus is 17-23 per 100, 000 persons per year, with the higher incidences occurring in developing countries. In children the mortality from SE ranges from 3-10%.

Objective: To describe the etiology, clinical profile and immediate-outcome of children with status epilepticus at a Tertiary Care Hospital in Karachi.


Epilepsy: The Pakistan Perspective Some Suggestions, Fowzia Siddiqi Apr 2013

Epilepsy: The Pakistan Perspective Some Suggestions, Fowzia Siddiqi

Pakistan Journal of Neurological Sciences (PJNS)

Epilepsy is a disease that affects more than 65 million people around the world. In Pakistan prevalence of epilepsy is 9.99/1000 people, thus around 2million people in Pakistan suffering from epilepsy1,2.The prevalence in children is much higher 14.6/10003,4,5.Prof. Charles Newton in the lancet quotes 50,000 deaths from epilepsy annually in the US6. The death rate in the developing countries is much higher. The exact figures are difficult to assess due to lack of epidemiological surveys and incomplete data collection. However it is thought that the number will be greater and considered at least twice …


Abstracts From The 7th Annual Neurology Research Day, Shifa International Hospital, Islamabad, Syed Hussain Shah, Noreen Akhtar, Akhtar Waheed, Nida Fatima Apr 2013

Abstracts From The 7th Annual Neurology Research Day, Shifa International Hospital, Islamabad, Syed Hussain Shah, Noreen Akhtar, Akhtar Waheed, Nida Fatima

Pakistan Journal of Neurological Sciences (PJNS)

:It's a cross sectional study conducted at CP clinic of Armed Forces institute of Rehabilitation medicine Rawalpindi from Jan 2012 to Jan 2013. All cerebral palsy children above 2 years of age and both genders were included in study. SPSS version 17 was used for data analysis.


Cerebral Sinus Thrombosis Secondary To Epidural Anaesthesia, Modar Khalil, Mohamed El-Sayed, Fayyaz Ahmed, Alec Ming Apr 2013

Cerebral Sinus Thrombosis Secondary To Epidural Anaesthesia, Modar Khalil, Mohamed El-Sayed, Fayyaz Ahmed, Alec Ming

Pakistan Journal of Neurological Sciences (PJNS)

Cerebral venous sinus thrombosis (CVST) is an uncommon, and yet potentially fatal, condition; we present a rare case of CVST as a complication of epidural anaesthesia used for caesarean section, we review different aspects

of CVST in terms of epidemiology, aetiology, investigations, and treatment, as well as most acceptable theory explaining the pathogenesis in our case report


My Patient Had A Small Vessel Stroke, Are Two Antiplatelet Agents Better Than One?, Muhammad Faisal Wadiwala, Ayeesha Kamran Kamal Apr 2013

My Patient Had A Small Vessel Stroke, Are Two Antiplatelet Agents Better Than One?, Muhammad Faisal Wadiwala, Ayeesha Kamran Kamal

Department of Medicine

No abstract provided.


Neurosurgery Concepts: Key Perspectives On Regulatory Proteins, Management Of Ossification Of The Posterior Longitudinal Ligament, And Radiosurgery For Intracranial Lesions, Jonathan H. Sherman, Zachary A. Smith, Jin Mo Cho, Michael Lim, Chaim B. Colen, Chae-Yong Kim, Vincent Yat Wang, Gabriel Zada, Gordon Li, Isaac Yang Mar 2013

Neurosurgery Concepts: Key Perspectives On Regulatory Proteins, Management Of Ossification Of The Posterior Longitudinal Ligament, And Radiosurgery For Intracranial Lesions, Jonathan H. Sherman, Zachary A. Smith, Jin Mo Cho, Michael Lim, Chaim B. Colen, Chae-Yong Kim, Vincent Yat Wang, Gabriel Zada, Gordon Li, Isaac Yang

Neurological Surgery Faculty Publications

No abstract provided.


Calpain 1 Knockdown Improves Tissue Sparing And Functional Outcomes After Spinal Cord Injury In Rats, Chen Guang Yu, Yanzhang Li, Kashif Raza, Xin Xin Yu, Sarbani Ghoshal, James W. Geddes Mar 2013

Calpain 1 Knockdown Improves Tissue Sparing And Functional Outcomes After Spinal Cord Injury In Rats, Chen Guang Yu, Yanzhang Li, Kashif Raza, Xin Xin Yu, Sarbani Ghoshal, James W. Geddes

Spinal Cord and Brain Injury Research Center Faculty Publications

To evaluate the hypothesis that calpain 1 knockdown would reduce pathological damage and functional deficits after spinal cord injury (SCI), we developed lentiviral vectors encoding calpain 1 shRNA and eGFP as a reporter (LV-CAPN1 shRNA). The ability of LV-CAPN1 shRNA to knockdown calpain 1 was confirmed in rat NRK cells using Northern and Western blot analysis. To investigate the effects on spinal cord injury, LV-CAPN1shRNA or LV-mismatch control shRNA (LV-control shRNA) were administered by convection enhanced diffusion at spinal cord level T10 in Long-Evans female rats (200–250 g) 1 week before contusion SCI, 180 kdyn force, or sham surgery at …


Health-Related Resource Use And Costs In Elderly Adults With And Without Mild Cognitive Impairment, Carolyn Zhu, Peter J. Whitehouse, Marian B. Patterson Mar 2013

Health-Related Resource Use And Costs In Elderly Adults With And Without Mild Cognitive Impairment, Carolyn Zhu, Peter J. Whitehouse, Marian B. Patterson

Faculty Scholarship

Objectives To assess differences in resource use and cost between older adults with and without mild cognitive impairment (MCI) over time. Design Multicenter, longitudinal study. Setting Sixty-eight Alzheimer's Disease Cooperative Study (ADCS) sites in the United States. Participants Two hundred fifty-nine individuals diagnosed with MCI and 107 cognitively normal elderly adults followed annually for 3 years. Measurements The Resource Use Instrument (RUI) was used to capture medical and nonmedical care use. Generalized linear latent and mixed models were used to estimate differences in resource use and costs in older adults with and without MCI after controlling for clinical and demographic …


Tenecteplase For Stroke Salvage Therapy--Extending The Therapeutic Window Via Ct Based, Syed Kamran, Ayeesha Kamran Kamal, Syeda Maria Muzammil Mar 2013

Tenecteplase For Stroke Salvage Therapy--Extending The Therapeutic Window Via Ct Based, Syed Kamran, Ayeesha Kamran Kamal, Syeda Maria Muzammil

Department of Medicine

No abstract provided.


Diagnosis And Evaluation Of Peripheral Neuropathies, Jay D. Varrato Do Feb 2013

Diagnosis And Evaluation Of Peripheral Neuropathies, Jay D. Varrato Do

Neurology Update for the Non-Neurologist

No abstract provided.


Diagnosis And Treatment Options For Multiple Sclerosis, Gary Clauser Md Feb 2013

Diagnosis And Treatment Options For Multiple Sclerosis, Gary Clauser Md

Neurology Update for the Non-Neurologist

No abstract provided.


Current Standards For Treatment Of Stroke: Management Of Acute Ischemic Stroke, John E. Castaldo Md Feb 2013

Current Standards For Treatment Of Stroke: Management Of Acute Ischemic Stroke, John E. Castaldo Md

Neurology Update for the Non-Neurologist

No abstract provided.


Diagnosis, Evaluation And Treatments For Dementia, John W. Margraf Md Feb 2013

Diagnosis, Evaluation And Treatments For Dementia, John W. Margraf Md

Neurology Update for the Non-Neurologist

No abstract provided.


Meeting The Challenge: Technological Advances In Stroke Rehabilitation, Peggy Seminara Rn, Ne-Bc, Mha, Bernadette R. Anderson Bsn, Rn, Alberto Esquenazi Md Feb 2013

Meeting The Challenge: Technological Advances In Stroke Rehabilitation, Peggy Seminara Rn, Ne-Bc, Mha, Bernadette R. Anderson Bsn, Rn, Alberto Esquenazi Md

Population Health Matters (Formerly Health Policy Newsletter)

No abstract provided.


Treatment Options For Seizures: Practical Points In Epilepsy Management, Soraya E. Jiménez Md Feb 2013

Treatment Options For Seizures: Practical Points In Epilepsy Management, Soraya E. Jiménez Md

Neurology Update for the Non-Neurologist

No abstract provided.


Diagnosis, Assessment And Evaluation For Seizures, John W. Margraf Md Feb 2013

Diagnosis, Assessment And Evaluation For Seizures, John W. Margraf Md

Neurology Update for the Non-Neurologist

No abstract provided.


Special Populations And Considerations In Migraine Therapy, Gary Clauser Md Feb 2013

Special Populations And Considerations In Migraine Therapy, Gary Clauser Md

Neurology Update for the Non-Neurologist

No abstract provided.


Migraine Diagnosis And Treatment, Vitaliy Koss Md Feb 2013

Migraine Diagnosis And Treatment, Vitaliy Koss Md

Neurology Update for the Non-Neurologist

No abstract provided.


Defining The Need For Specific Neurological Studies, John E. Castaldo Md Feb 2013

Defining The Need For Specific Neurological Studies, John E. Castaldo Md

Neurology Update for the Non-Neurologist

No abstract provided.


How To Think Like A Neurologist – Review Of Exam Process And Assessment Findings, Gary Clauser Md Feb 2013

How To Think Like A Neurologist – Review Of Exam Process And Assessment Findings, Gary Clauser Md

Neurology Update for the Non-Neurologist

No abstract provided.


Impairment Of Trkb-Psd-95 Signaling In Angelman Syndrome, Cong Cao, Mengia S. Rioult-Pedotti, Paolo Migani, Crystal J. Yu, Rakesh Tiwari, Keykavous Parang, Mark R. Spaller Feb 2013

Impairment Of Trkb-Psd-95 Signaling In Angelman Syndrome, Cong Cao, Mengia S. Rioult-Pedotti, Paolo Migani, Crystal J. Yu, Rakesh Tiwari, Keykavous Parang, Mark R. Spaller

Dartmouth Scholarship

Angelman syndrome (AS) is a neurodevelopment disorder characterized by severe cognitive impairment and a high rate of autism. AS is caused by disrupted neuronal expression of the maternally inherited Ube3A ubiquitin protein ligase, required for the proteasomal degradation of proteins implicated in synaptic plasticity, such as the activity-regulated cytoskeletal-associated protein (Arc/Arg3.1). Mice deficient in maternal Ube3A express elevated levels of Arc in response to synaptic activity, which coincides with severely impaired long-term potentiation (LTP) in the hippocampus and deficits in learning behaviors. In this study, we sought to test whether elevated levels of Arc interfere with brain-derived neurotrophic factor (BDNF) …


Is Has-Bled Score Better Than Chads2 And Hemor2rhages Schemes In Assessing 1 Year Risk Of Major Bleed In Atrial Fibrillation Patients?, Syed Habibullah Kamran, Ayeesha Kamran Kamal Feb 2013

Is Has-Bled Score Better Than Chads2 And Hemor2rhages Schemes In Assessing 1 Year Risk Of Major Bleed In Atrial Fibrillation Patients?, Syed Habibullah Kamran, Ayeesha Kamran Kamal

Department of Medicine

No abstract provided.


The Stigma Of Migraine, William B. Young, Jung E. Park, Iris X. Tian, Joanna Kempner Jan 2013

The Stigma Of Migraine, William B. Young, Jung E. Park, Iris X. Tian, Joanna Kempner

Department of Neurology Faculty Papers

Background

People who have a disease often experience stigma, a socially and culturally embedded process through which individuals experience stereotyping, devaluation, and discrimination. Stigma has great impact on quality of life, behavior, and life chances. We do not know whether or not migraine is stigmatizing.

Methods

We studied 123 episodic migraine patients, 123 chronic migraine patients, and 62 epilepsy patients in a clinical setting to investigate the extent to which stigma attaches to migraine, using epilepsy as a comparison. We used the stigma scale for chronic illness, a 24-item questionnaire suitable for studying chronic neurologic diseases, and various disease impact …


Lifelong Bilingualism Maintains Neural Efficiency For Cognitive Control In Aging, Brian T. Gold, Chobok Kim, Nathan F. Johnson, Richard J. Kryscio, Charles D. Smith Jan 2013

Lifelong Bilingualism Maintains Neural Efficiency For Cognitive Control In Aging, Brian T. Gold, Chobok Kim, Nathan F. Johnson, Richard J. Kryscio, Charles D. Smith

Neuroscience Faculty Publications

Recent behavioral data have shown that lifelong bilingualism can maintain youthful cognitive control abilities in aging. Here, we provide the first direct evidence of a neural basis for the bilingual cognitive control boost in aging. Two experiments were conducted, using a perceptual task-switching paradigm, including a total of 110 participants. In Experiment 1, older adult bilinguals showed better perceptual switching performance than their monolingual peers. In Experiment 2, younger and older adult monolinguals and bilinguals completed the same perceptual task-switching experiment while functional magnetic resonance imaging (fMRI) was performed. Typical age-related performance reductions and fMRI activation increases were observed. However, …


Synchronous And Asynchronous Theta And Gamma Activity During Episodic Memory Formation., John F Burke, Kareem A Zaghloul, Joshua Jacobs, Ryan B Williams, Michael R Sperling, Ashwini D Sharan, Michael J Kahana Jan 2013

Synchronous And Asynchronous Theta And Gamma Activity During Episodic Memory Formation., John F Burke, Kareem A Zaghloul, Joshua Jacobs, Ryan B Williams, Michael R Sperling, Ashwini D Sharan, Michael J Kahana

Department of Neuroscience Faculty Papers

To test the hypothesis that neural oscillations synchronize to mediate memory encoding, we analyzed electrocorticographic recordings taken as 68 human neurosurgical patients studied and subsequently recalled lists of common words. To the extent that changes in spectral power reflect synchronous oscillations, we would expect those power changes to be accompanied by increases in phase synchrony between the region of interest and neighboring brain areas. Contrary to the hypothesized role of synchronous gamma oscillations in memory formation, we found that many key regions that showed power increases during successful memory encoding also exhibited decreases in global synchrony. Similarly, cortical theta activity …


Positive Clinical Neuroscience: Explorations In Positive Neurology, N. Kapur, J. Cole, T. Manly, Indre Viskontas, A. Ninteman, L. Hasher, A. Pascual-Leone Jan 2013

Positive Clinical Neuroscience: Explorations In Positive Neurology, N. Kapur, J. Cole, T. Manly, Indre Viskontas, A. Ninteman, L. Hasher, A. Pascual-Leone

Psychology

Disorders of the brain and its sensory organs have traditionally been associated with deficits in movement, perception, cognition, emotion, and behavior. It is increasingly evident, however, that positive phenomena may also occur in such conditions, with implications for the individual, science, medicine, and for society. This article provides a selective review of such positive phenomena – enhanced function after brain lesions, better-than-normal performance in people with sensory loss, creativity associated with neurological disease, and enhanced performance associated with aging. We propose that, akin to the well-established field of positive psychology and the emerging field of positive clinical psychology, the nascent …


Interactions Between Estradiol, Bdnf And Dendritic Spines In Promoting Memory., V. Luine, M. Frankfurt Jan 2013

Interactions Between Estradiol, Bdnf And Dendritic Spines In Promoting Memory., V. Luine, M. Frankfurt

Journal Articles

Several lines of evidence have converged to indicate that memory formation involves plasticity of dendritic spines in the medial prefrontal cortex (PFC) and the hippocampus. Memory varies with estrogen levels throughout the lifespan of the female. Generally, increased levels of estrogen are related to greater dendritic spine density on pyramidal cells in the PFC and the hippocampus and to improved memory function. Brain-derived neurotrophic factor (BDNF) is a growth factor which increases dendritic spines and enhances memory function. Estrogens increase BDNF levels in the PFC and the hippocampus. In the present review we provide evidence that estradiol and BDNF may …


Metabolic Causes Of Epileptic Encephalopathy, Joe Yuezhou Yu, Phillip L. Pearl Jan 2013

Metabolic Causes Of Epileptic Encephalopathy, Joe Yuezhou Yu, Phillip L. Pearl

Neurology Faculty Publications

Epileptic encephalopathy can be induced by inborn metabolic defects that may be rare individually but in aggregate represent a substantial clinical portion of child neurology. These may present with various epilepsy phenotypes including refractory neonatal seizures, early myoclonic encephalopathy, early infantile epileptic encephalopathy, infantile spasms, and generalized epilepsies which in particular include myoclonic seizures. There are varying degrees of treatability, but the outcome if untreated can often be catastrophic. The importance of early recognition cannot be overemphasized. This paper provides an overview of inborn metabolic errors associated with persistent brain disturbances due to highly active clinical or electrographic ictal activity. …


Imaging Findings Associated With Cognitive Performance In Primary Lateral Sclerosis And Amyotrophic Lateral Sclerosis, Avner Meoded, Justin Y. Kwan, Tracy L. Peters, Edward D. Huey, Laura E. Danielian, Edythe Wiggs, Arthur Morrissette, Tianxia Wu, James W. Russell, Elham Bayat, Jordan Grafman, Mary Kay Floeter Jan 2013

Imaging Findings Associated With Cognitive Performance In Primary Lateral Sclerosis And Amyotrophic Lateral Sclerosis, Avner Meoded, Justin Y. Kwan, Tracy L. Peters, Edward D. Huey, Laura E. Danielian, Edythe Wiggs, Arthur Morrissette, Tianxia Wu, James W. Russell, Elham Bayat, Jordan Grafman, Mary Kay Floeter

Neurology Faculty Publications

Introduction: Executive dysfunction occurs in many patients with amyotrophic lateral sclerosis (ALS), but it has not been well studied in primary lateral sclerosis (PLS). The aims of this study were to (1) compare cognitive function in PLS to that in ALS patients, (2) explore the relationship between performance on specific cognitive tests and diffusion tensor imaging (DTI) metrics of white matter tracts and gray matter volumes, and (3) compare DTI metrics in patients with and without cognitive and behavioral changes.

Methods: The Delis-Kaplan Executive Function System (D-KEFS), the Mattis Dementia Rating Scale (DRS-2), and other behavior and mood scales were …


Nocturnal Diaphoresis Secondary To Mild Obstructive Sleep Apnea In A Patient With A History Of Two Malignancies, Robert Daniel Vorona, Mariana Szklo-Coxe, Mark Fleming, J. Catesby Ware Jan 2013

Nocturnal Diaphoresis Secondary To Mild Obstructive Sleep Apnea In A Patient With A History Of Two Malignancies, Robert Daniel Vorona, Mariana Szklo-Coxe, Mark Fleming, J. Catesby Ware

Community & Environmental Health Faculty Publications

Numerous medical disorders, including obstructive sleep apnea, may cause nocturnal diaphoresis. Previous work has associated severe obstructive sleep apnea with nocturnal diaphoresis. This case report is of import as our patient with severe nocturnal diaphoresis manifested only mild sleep apnea, and, for years, his nocturnal diaphoresis was ascribed to other causes, i.e., first prostate cancer and then follicular B-cell lymphoma. Additionally, it was the nocturnal diaphoresis and not more common symptoms of obstructive sleep apnea, such as snoring, that led to the definitive diagnosis of his sleep apnea and then to treatment with a gratifying resolution of his onerous symptom.