Introduction: Primary central nervous system angiitis is a rare idiopathic vasculitis that is limited to the central nervous system. It has a wide range of clinical presentations that can mimic other vasculopathies.
Case Presentation: A 24-year-old female patient presents with various non-specific neurological complaints in a progressive course. After a challenging diagnostic work-up, she was diagnosed by tissue biopsy to have primary central nervous system angiitis.
Discussion: Although primary central nervous system angiitis has been reported increasingly recently, its pathogenesis is still unknown, and its diagnosis is still very challenging. No universal criteria have been adopted, and there is no laboratory test or imaging modality with sufficient sensitivity and specificity to confirm the diagnosis and exclude other mimickers.
Conclusion: To prevent misdiagnosis, clinicians treating patients with suspected primary central nervous system angiitis should be aware of its differentials.
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http://dx.doi.org/10.1097/MS9.0000000000002205 | DOI Listing |
Alzheimers Dement
December 2024
Columbia University Irving Medical Center, New York, NY, USA.
Background: Genetic studies indicate a causal role for microglia, the innate immune cells of the central nervous system (CNS), in Alzheimer's disease (AD). Despite the progress made in identifying genetic risk factors, such as CD33, and underlying molecular changes, there are currently limited treatment options for AD. Based on the immune-inhibitory function of CD33, we hypothesize that inhibition of CD33 activation may reverse microglial suppression and restore their ability to resolve inflammatory processes and mitigate pathogenic amyloid plaques, which may be neuroprotective.
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December 2024
EQT Life Sciences Partners, Amsterdam, 1071 DV Amsterdam, Netherlands.
Background: Alzheimer's disease (AD) trials report a high screening failure rate (potentially eligible trial candidates who do not meet inclusion/exclusion criteria during screening) due to multiple factors including stringent eligibility criteria. Here, we report the main reasons for screening failure in the 12-week screening phase of the ongoing evoke (NCT04777396) and evoke+ (NCT04777409) trials of semaglutide in early AD.
Method: Key inclusion criteria were age 55-85 years; mild cognitive impairment due to AD (Clinical Dementia Rating [CDR] global score of 0.
Alzheimers Dement
December 2024
NYU Grossman School of Medicine, New York, NY, USA; NYU, New York City, NY, USA.
Background: Astrocytes, a major glial cell in the central nervous system (CNS), can become reactive in response to inflammation or injury, and release toxic factors that kill specific subtypes of neurons. Over the past several decades, many groups report that reactive astrocytes are present in the brains of patients with Alzheimer's disease, as well as several other neurodegenerative diseases. In addition, reactive astrocyte sub-types most associated with these diseases are now reported to be present during CNS cancers of several types.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
German Center for Neurodegenerative Diseases e.V. (DZNE), Site Rostock/Greifswald, Greifswald, Germany.
Background: Proxy ratings primarily provided by informal caregivers are usually administered if patients living with dementia (PlwD) are cognitively unable to rate health independently. The literature is limited by the use of typically agreement statistics, reporting that proxies generally underestimate PlwD health. Additional analyses of self- and proxy-rated discrepancies in individual responses that focus on HRQoL dimensions are lacking.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
case Clinic For Dementia, Kampala, Uganda Land, Uganda.
Background: Uganda has an increasing population of older persons who require special attention to reduce the burden of dementia. With the growing prevalence of dementia worldwide, two third of the people with dementia are projected to be from the de-eloping countries by 2050. Few studies have been conducted on the prevalence of dementia and its association with central nervous system (CNS) infections among older persons in African settings, particularly in Uganda.
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