The most dramatic complications of gastroduodenal ulcers are haemorrhage. According to the literature 20-25% of chronic ulcers bleed. The authors analyze a group of 71 patients treated on account of bleeding gastric or duodenal ulcers. In indications for operation the authors emphasize endoscopic criteria elaborated by Forrest.
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Alzheimers Dement
December 2024
University of Southern California, Los Angeles, CA, USA.
Background: Blood pressure (BP) management is an accessible therapeutic target for dementia prevention. BP variability (BPV) is a newer aspect of BP control recently associated with cognitive decline, dementia and Alzheimer's disease (AD), independent of traditionally targeted mean BP levels. Most of this work has relied on largely non-Hispanic White study samples in observational cohorts.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Dementia Research Centre, UCL Queen Square Institute of Neurology, London, United Kingdom.
The recent positive phase 3 clinical trials of new treatments and their licensing and roll-out in the US and other countries represents a major turning point in Alzheimer's disease research. As has been the case with many other diseases, e.g.
View Article and Find Full Text PDFBackground: Recent anti-amyloid mAb trial results demonstrate slowing of Alzheimer's disease progression, but to date do not fully halt or reverse this progression. Optimization of anti-amyloid therapy (timing and duration of intervention, modality, combinations, biomarker guidance) is limited by incomplete understanding of the disease, such as relationship between amyloid and tau pathways. Mechanistic Alzheimer's progression modeling investigated how amyloid and tau pathologies are connected in driving progression.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
Background: Acetylcholine, a neurotransmitter critical for cognitive functions, including attention, memory, and sociability, is essential for maintaining synaptic integrity. Deficits in acetylcholine levels are linked to cognitive impairments. Heterozygous VAChT KD (VAChT KDHET) mice, characterized by reduced vesicular acetylcholine transporter protein production, exhibit cognitive impairments due to diminished acetylcholine release.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
University of Tennessee, Knoxville, TN, USA.
Background: To address the rapid increase in the number of persons with Alzheimer's disease or related dementia (PwADRD), we seek to combine the benefits of music intervention with the adaptability of social robotics. Our system, the Music intervention Using Socially Engaging robotics (MUSE) system, seeks to provide a structured music intervention session to a group of PwADRD using the social robot Pepper. As seen in Figure 1, the Pepper robot leads the PwADRD through a 3-step music intervention session.
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