Jove
Visualize
Contáctanos

Videos de Conceptos Relacionados

Chronic Kidney Disease II: Clinical Manifestations01:24

Chronic Kidney Disease II: Clinical Manifestations

520
Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
520
Coronary Artery Disease III: Clinical Manifestations01:30

Coronary Artery Disease III: Clinical Manifestations

299
Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
299
Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

364
Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
364
Heart Failure III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

436
Heart failure (HF) manifests primarily as dyspnea, fatigue, and fluid retention, resulting in peripheral and pulmonary edema. Symptoms may vary depending on which ventricle is more affected, left or right.Left-Sided Heart FailureAlso known as left ventricular failure, this condition results from the left ventricle's inability to fill or eject sufficient blood into the systemic circulation. It leads to pulmonary congestion, which occurs when the left ventricle fails to eject blood effectively...
436
Gastroesophageal Reflux Disease II: Clinical Features and Management01:29

Gastroesophageal Reflux Disease II: Clinical Features and Management

652
Gastroesophageal reflux disease, or GERD, is a persistent medical condition that affects many individuals worldwide. Its clinical manifestations can vary greatly, making diagnosis and management challenging for healthcare professionals. The following is a comprehensive overview of the clinical manifestations, assessment, and management strategies for GERD.
Clinical Manifestations
GERD presents itself in a multitude of ways, with symptoms varying from person to person. The hallmark symptoms are...
652
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

437
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
437

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Age-related differences in implicit temporal preparation.

Frontiers in psychology·2026
Same author

Biomarkers.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same author

Biomarkers.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same author

Remote assessments of sleep and cognition in cognitively normal older adults at risk for Alzheimer disease.

Sleep medicine·2025
Same author

Biomarkers.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2025
Same author

Biomarkers.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2025
Same journal

Breaking barriers: Enhancing access to dementia clinical trials in the United Kingdom-Insights from the Scientific Advisory Board of the Dame Barbara Windsor Dementia Goals Programme.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Unveiling the procoagulant state in Alzheimer's disease: A novel PET imaging strategy.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Estimated labor market outcomes of people progressing from preclinical to early-stage Alzheimer's disease in the United States.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Amyloid exacerbates tau and alpha-synuclein pathologies, behavioral impairments, and neuroinflammation in a mixed dementia model.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Multimorbidity burden and patterns associated with DeepBrainNet-derived brain-age gap in dementia-free older adults: A community-based study.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Reply to "Shifting the emphasis of brain health literacy from individuals to systems to reduce inequalities".

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Ver todos los artículos relacionados
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Video Experimental Relacionado

Updated: Jan 7, 2026

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts
07:50

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts

Published on: September 20, 2018

16.4K

Manifestaciones Clínicas

Jason J Hassenstab1, Matthew S Welhaf2

  • 1Washington University in St. Louis, St. Louis, MO, USA.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
PubMed
Resumen
Este resumen es generado por máquina.

Las evaluaciones cognitivas digitales detectan cambios tempranos en la enfermedad de Alzheimer (EA) antes de que aparezcan los síntomas. Estas pruebas remotas y frecuentes revelan variabilidad cognitiva y déficits de aprendizaje que los métodos tradicionales pasan por alto, lo que ayuda a la detección temprana de la EA y a los ensayos de prevención.

Palabras clave:
Enfermedad de Alzheimerpruebas cognitivas digitalesdetección temprananeurociencia cognitivabiomarcadores

Más Videos Relacionados

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
04:44

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease

Published on: June 16, 2020

20.7K
Isolating Human Peripheral Blood Mononuclear Cells and CD4+ T cells from Sézary Syndrome Patients for Transcriptomic Profiling
09:08

Isolating Human Peripheral Blood Mononuclear Cells and CD4+ T cells from Sézary Syndrome Patients for Transcriptomic Profiling

Published on: October 14, 2021

6.1K

Videos de Experimentos Relacionados

Last Updated: Jan 7, 2026

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts
07:50

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts

Published on: September 20, 2018

16.4K
Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
04:44

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease

Published on: June 16, 2020

20.7K
Isolating Human Peripheral Blood Mononuclear Cells and CD4+ T cells from Sézary Syndrome Patients for Transcriptomic Profiling
09:08

Isolating Human Peripheral Blood Mononuclear Cells and CD4+ T cells from Sézary Syndrome Patients for Transcriptomic Profiling

Published on: October 14, 2021

6.1K

Área de la Ciencia:

  • Neurociencia
  • Ciencia Cognitiva
  • Ingeniería Biomédica

Sus antecedentes:

  • La enfermedad de Alzheimer (EA) preclínica carece de síntomas cognitivos evidentes, lo que dificulta la detección temprana.
  • Las pruebas cognitivas convencionales ofrecen una visión limitada de los cambios cognitivos sutiles y pre-sintomáticos.
  • Los avances en las evaluaciones cognitivas digitales permiten la recopilación de datos remotos y de alta frecuencia.

Objetivo del estudio:

  • Destacar cómo los enfoques cognitivos digitales pueden detectar cambios en la enfermedad de Alzheimer (EA) preclínica que no se detectan con las pruebas convencionales.
  • Demostrar la utilidad de las evaluaciones cognitivas remotas y de alta frecuencia para comprender el impacto de la EA en la cognición.
  • Explorar el potencial de las evaluaciones digitales como resultados novedosos en los ensayos de prevención de la EA.

Principales métodos:

  • Utilización de evaluaciones cognitivas digitales remotas administradas con frecuencia a lo largo del tiempo.
  • Análisis de datos para constructos como la variabilidad dentro de la persona, el aprendizaje y las tasas de olvido.
  • Correlación de los resultados de las evaluaciones digitales con pruebas en clínica y biomarcadores establecidos de la enfermedad de Alzheimer (EA).

Principales resultados:

  • Los adultos mayores participan con éxito en estudios digitales remotos, lo que arroja estimaciones válidas y fiables de los cambios cognitivos.
  • Las personas con riesgo genético o biomarcadores elevados de EA muestran una mayor variabilidad cognitiva (diaria, diurna, de momento a momento).
  • Los participantes positivos para biomarcadores muestran una menor tasa de aprendizaje y una mayor tasa de olvido, lo que indica déficits cognitivos de la EA preclínica.

Conclusiones:

  • Las evaluaciones cognitivas digitales son sensibles a la enfermedad de Alzheimer (EA) preclínica.
  • Las pruebas remotas de alta frecuencia capturan constructos cognitivos clínicamente significativos más allá de las evaluaciones tradicionales.
  • Estos métodos digitales ofrecen nuevas medidas de resultado para la investigación de prevención y tratamiento de la EA.