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tesis de grado
El trabajo de investigación, busca determinar la relación que existe entre el marketing digital y las estrategias de distribución de equipos tecnológicos de una empresa de servicios integrales Lima, 2023. Debido a las nuevas tendencias de compra y el aumento de las exigencias de parte de los clientes por obtener sus pedidos en el momento exacto, hace que muchas empresas busquen continuamente innovarse incursionando en el marketing online como estrategia de posicionamiento en el mercado. La metodología fue de enfoque cuantitativo, de tipo básica, diseño no experimental transversal. La población fue de 30 colaboradores de la empresa de servicios integrales. El Alfa de Cronbach fue de 0,713 para la variable marketing digital y 0,857 para la variable estrategias de distribución lo cual indico como bueno y aplicable. Los resultados hallados demuestran una correlación de 0,332 con un...
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artículo
Se presenta el caso de una paciente con epilepsia refractaria de lóbulo temporal debida a esclerosis mesial temporal, sometida a la primera lobectomía temporal efectuada en el Perú. El resultado ha sido exitoso, ya que la paciente continúa libre de crisis convulsivas después de más de 4 años de periodo post-operatorio. Se comentan las implicaciones de lo que puede constituir un hito en la historia de la neurología y neurocirugía en el Perú.
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artículo
Numerosas enfermedades requieren como tratamiento una cirugía, ya sea de emergencia o electiva. Las cirugías pueden tener diversas complicaciones; sin embargo no se consideran las posibles alteraciones cognitivas postoperatorias: delirio del despertar anestésico, delirio postoperatorio y disfunción cognitiva postoperatoria (DCPO). La DCPO es un síndrome clínico caracterizado por alteraciones en la memoria, concentración, atención, comprensión del lenguaje e integración social posterior al uso de anestesia y cirugía que persiste después de tres meses; aunque algunos reportes consideran que no sería una entidad clínica individual. Su incidencia varía del 5,1 al 52,5% dependiendo de la población estudiada, tipo de cirugía, tiempo de la evaluación desde la cirugía y batería neuropsicológica empleada. Los factores de riesgo para DCPO son: edad avanzada, deterioro cognitiv...
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artículo
Presentamos dos casos de demencia de inicio antes de los 65 años de edad con apraxia y manifestaciones visuo-espaciales, en los cuales no hay trastornos de memoria y de la conducta, y con diferentes grados de evolución a demencia. Las imágenes estructurales del cerebro demuestran atrofia parieto-occipital. Ambos casos reúnen los criterios de atrofia cortical posterior (ACP).
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artículo
ABSTRACT The behavioral variant of frontotemporal dementia (bvFTD), characterized by early behavioral abnormalities and late memory impairment, is a neurodegenerative disorder with a detrimental impact on patients and their caregivers. bvFTD is often difficult to distinguish from other neurodegenerative diseases, such as Alzheimer's disease (AD), using brief cognitive tests. Combining brief socio-cognitive and behavioral evaluations with standard cognitive testing could better discriminate bvFTD from AD patients. We sought to evaluate the diagnostic accuracy of brief socio-cognitive tests that may differentiate bvFTD and AD patients with low educational levels. Methods: A prospective study was performed on 51 individuals over the age of 50 with low educational levels, with bvFTD or AD diagnosed using published criteria, and who were receiving neurological care at a multidisciplinary neur...
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artículo
Background: The Alzheimer’s Disease Cooperative Study-Activities of Daily Living (ADCS-ADL) scale is a versatile functional assessment tool for patients with Alzheimer’s disease (AD). We evaluated its performance in controls, Peruvians with MCI or AD. Methods: A cross-sectional study of older adults attending a neurology institute in Lima (Peru) with mild cognitive impairment (MCI), AD or cognitively healthy. Test-retest reliability (intraclass correlation coefficient, ICC; internal consistency, Cronbach’s alpha) and validity were assessed. Results: We enrolled 276 individuals (AD: 113, MCI: 68, controls: 95) with no age, sex, educational level, and depressive symptom differences. Reliability was ideal (ICC: .996), and Cronbach’s alpha was adequate (.937). The ADCS-ADL could not differentiate MCI from controls but did differentiate AD severity. The ADCS-ADL correlated highly with...
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artículo
Background:The Alzheimer’s Disease Cooperative Study-Activities of Daily Living (ADCS-ADL) scale is a versatile functionalassessment tool for patients with Alzheimer’s disease (AD). We evaluated its performance in controls, Peruvians with MCI orAD.Methods:A cross-sectional study of older adults attending a neurology institute in Lima (Peru) with mild cognitive impairment(MCI),ADor cognitively healthy. Test-retest reliability (intraclass correlation coefficient, ICC; internal consistency, Cronbach’salpha) and validity were assessed.Results:We enrolled 276 individuals (AD: 113, MCI: 68, controls: 95) with no age, sex, educational level, and depressivesymptom differences. Reliability was ideal (ICC: .996), and Cronbach’s alpha was adequate (.937). The ADCS-ADL could notdifferentiate MCI from controls but did differentiateADseverity. The ADCS-ADL correlated highly with nearly all too...
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artículo
ABSTRACT Background: The accurate diagnosis of neurocognitive disorders in illiterate Peruvian populations is challenging, largely owing to scarcity of brief cognitive screening tools (BCST) validated in these diverse populations. The Peruvian version of the Rowland Universal Dementia Assessment Scale (RUDAS-PE) is a BCST that relies minimally on educational attainment and has shown good diagnostic accuracy in an urban illiterate population in Peru, yet its psychometric properties in illiterate populations in rural settings of the country have not been previously investigated. Objectives: To establish the diagnostic accuracy of the RUDAS-PE compared to expert clinical diagnosis using the Clinical Dementia Rating (CDR) Scale in healthy and cognitively impaired illiterate persons living in two culturally and geographically distinct rural communities of Peru. Methods: A cross-sectional, pop...
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artículo
ABSTRACT Introduction To evaluate the diagnostic accuracy of three brief cognitive screening (BCS) tools, Peruvian version of Addenbrooke's Cognitive Examination (ACE-Pe), of INECO Frontal Screening (IFS-Pe) and of the Mini-Mental State Examination (MMSE-Pe), for the diagnosis of vascular cognitive impairment (VCI) and its non-dementia stages (VCI-ND) and vascular dementia (VD) in patients with cerebral stroke in Lima—Peru. Materials and methods A cohort analysis to evaluate the diagnostic accuracy of three BCS for VCI. Results Two hundred and four patients were evaluated: 61% Non-VCI, 30% VCI-ND and 9% VD. To discriminate patients with VCI from controls, the area under the curve (AUC) of ACE-Pe, IFS-Pe and MMs-Pe were 0.99 (95% confidence interval [CI] 0.98–0.99), 0.99 (95%CI 0.98–0.99) and 0.87 (95%CI 0.82–0.92), respectively. Of the three BCS, the IFS-Pe presented a larger AUC...
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