Amyotrophic lateral sclerosis (ALS) is a fatally progressive degenerative disease, with many patients succumbing to the condition within 3 to 5 years after diagnosis. It is a rare, orphan disease with an estimated US prevalence of 25,000 patients. Patients with ALS and their caregivers are faced with a substantial financial burden as a result of the condition, as ALS has an estimated national financial burden of $1.03 billion. A significant driver of the patient financial burden includes the continued need for caregiver support as the weakening of muscles progresses to dysphagia and dyspnea, making it difficult to complete activities of daily living as the disease progresses. Caregivers also experience financial burdens, as well as feelings of anxiety, depression, and decreased quality of life. In addition to needed caregiver support, patients with ALS and their families also incur substantial nonmedical costs including travel expenses, home modifications such as ramps, and indirect costs such as productivity loss. Due to the wide range of clinical symptoms that patients may exhibit when first presenting with ALS symptoms, diagnosis is often delayed, which negatively affects patient outcomes and impacts missed opportunity for clinical trial recruitment aimed at developing new disease-modifying therapies. Additionally, delay in diagnosis and referral to ALS treatment centers results in increased overall health care costs. Telemedicine may be a tool used to promote timely care from an ALS treatment center in addition to clinical trial participation for those patients who cannot overcome mobility barriers for care. Currently, 4 therapies are approved for the treatment of ALS. Riluzole has demonstrated modest improvement in survival. Other recently approved therapies include oral edaravone, a combination therapy of sodium phenylbutyrate and taurursodiol (PB/TURSO), and tofersen, which is administered intrathecally and approved under an accelerated approval. Long-term studies have shown PB/TURSO to have a dual benefit on survival and function. The Institute for Clinical and Economic Review (ICER) 2022 Evidence Report for ALS does not value the high price points of edaravone and PB/TURSO as cost-effective based on the current evidence, despite valuing the need for new treatment options for this patient population.
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http://dx.doi.org/10.37765/ajmc.2023.89388 | DOI Listing |
Acta Neuropathol Commun
January 2025
Department of Neurology, Peking Union Medical College Hospital, Peking Union Medical College (PUMC) and Chinese Academy of Medical Science (CAMS), Beijing, China.
Mutations in the ANXA11 gene, encoding an RNA-binding protein, have been implicated in the pathogenesis of amyotrophic lateral sclerosis (ALS), but the underlying in vivo mechanisms remain unclear. This study examines the clinical features of ALS patients harboring the ANXA11 hotspot mutation p.P36R, characterized by late-onset motor neuron disease and occasional multi-system involvement.
View Article and Find Full Text PDFJ Neurol Sci
December 2024
Department of Neurology, Seoul National University Hospital, Seoul, Republic of Korea; Department of Translational Medicine, Seoul National University College of Medicine, Seoul, Republic of Korea; Biomedical Research Institute, Seoul National University Hospital, Seoul, Republic of Korea; Wide River Institute of Immunology, Seoul National University, Hongcheon, Republic of Korea; Neuroscience Research Institute, Seoul National University College of Medicine, Seoul, Republic of Korea. Electronic address:
Facial onset sensory and motor neuronopathy (FOSMN) syndrome is a rare neurodegenerative disorder initially characterized by facial sensory deficits, which later progress to motor deficits in a rostral-caudal distribution. This study investigated the prevalence, clinical features, and prognosis of FOSMN syndrome and compared these aspects with those of bulbar-onset amyotrophic lateral sclerosis (ALS) within a single institutional cohort of motor neuron diseases. We identified four patients with FOSMN syndrome who had been misclassified as having bulbar-onset ALS, representing approximately 2 % of such ALS cases.
View Article and Find Full Text PDFJ Neural Transm (Vienna)
January 2025
Neurology Department, LR18SP03, Razi University Hospital, Tunis, Tunisia.
Amyotrophic Lateral Sclerosis(ALS) has traditionally been managed as a neuromuscular disorder. However, recent evidence suggests involvement of non-motor domains. This study aims to evaluate the impact of APOE and MAPT genotypes on the cognitive features of ALS.
View Article and Find Full Text PDFBackground: Inclusions of TAR DNA binding protein of 43kDa (TDP-43) constitute the main characteristic pathology in the majority (∼97%) of amyotrophic lateral sclerosis (ALS) cases and approximately 50% of patients with frontotemporal lobar degeneration (FTLD). TDP-43 is a nuclear RNA binding protein; however, in disease, it becomes hyperphosphorylated and/or insoluble, hindering its nuclear function in maintaining RNA homeostasis. Importantly, the incidence of TDP-43 proteinopathy extends to aging brains (LATE) and may be concomitant with Alzheimer's disease (AD) neuropathological changes (LATE/AD) in up to 70% of AD patients.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Center for Neurodegenerative Disease Research, Department of Pathology and Laboratory Medicine, University of Pennsylvania, Perelman School of Medicine, Philadelphia, PA, USA.
Background: Glaucoma is characterized by progressive optic nerve degeneration that results in irreversible blindness, and it can be considered a neurodegenerative disorder of both the eye and the brain. Increasing evidence suggest that glaucoma shares some common neurodegenerative pathways with Frontotemporal Lobar Degeneration (FTLD), Amyotrophic Lateral Sclerosis (ALS), and Alzheimer's Disease (AD) among others. Interestingly, a recent study revealed the presence of abnormal TAR DNA-binding protein 43 (TDP-43) inclusions and aggregates in retinal ganglion cells and other retinal cell types in FTLD-TDP patients; however, the significance of this pathology and its impact on retinal function and optical nerve integrity is unknown.
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