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Expert clinicians offer their insight on the associations between stroke and COVID-19, treatment for traumatic brain injury, the latest on aducanumab, priorities for research in migraine, and more, from the 2022 American Academy of Neurology Annual Meeting.

The difference in inflammatory disease activity between men and women faded after the age of 50 years, whereas the sex difference in the neurodegenerative component of MS became apparent after the age of 45 years and deepened with older age.

Patients who switched from a twice-nightly stable regimen of Xyrem or Xywav to once-nightly FT218 reported that they preferred the new dosing schedule, along with challenges in adherence to twice-nightly dosing.

After 1 year of follow-up, the cumulative incidences of recurrent intracerebral hemorrhage, cerebrovascular ischemic events, and all-cause death were 2.8%, 3.2%, and 22.0%, respectively, for those initiating or resuming oral anticoagulant therapy.

Only 17% of patients who received 1 g/kg of intravenous immunoglobulin every 4 weeks or more experienced disease relapse compared with 50% of those treated with lower or less frequent dosing.

The neurologist at Christus St. Vincent Health System provided commentary on the importance of emphasizing social connectedness following diagnosis of Parkinson disease, along with the signs to look for in social isolation. [WATCH TIME: 4 minutes]

The director of the Division of Movement Disorders at the USC Keck School of Medicine discussed the phenomenon behind reflex tears and whether they can serve as a valuable biomarker for Parkinson disease.

Following respective improvements in odds of good and poor outcomes, investigators concluded that the addition of mechanical thrombectomy should be considered over best medical management practices alone.

In the main matched analysis, associated noted before Parkinson disease diagnosis were motor (up to 10 years) and cognitive (up to 5 years) symptoms.

The neurologist and assistant professor at the University of Toronto discussed why elevating the voices of patients and caregivers is important to understanding and treating an individual with Alzheimer disease. [WATCH TIME: 3 minutes]

Those treated with siponimod (Mayzent; Novartis) for 5 or more years had significant reductions in 6-month disability and cognitive processing speed compared with patients who switched from placebo.

After readjusting baseline to month 12, more patients with relapsing multiple sclerosis on continuous ozanimod achieved NEDA-3 and NEDA-4 status than those on interferon ß-1a.

Despite a low percentage of patients missing work time due to their condition, a higher percentage reported impairment while working, overall work impairment, and activity impairment.

Robert Zivadinov, MD, PhD, discusses the design of a novel comparative study assessing the effect of siponimod (Mayzent; Novartis) and ocrelizumab (Ocrevus; Genentech) on microglia and astrocytes in patients with SPMS.

Here's what is coming soon to NeurologyLive®.

Jacqueline A. French, MD, discussed the factors that influence the challenges in treatment selection in epilepsy, and how patient conversations and comprehension of heterogeneity can help in the treatment selection process.

The professor of neurology at the University of Basel discussed a recent study presented at AAN 2022 on whether levels of polyunsaturated fatty acids are associated with MS disease activity or progression. [WATCH TIME: 4 minutes]

Discussing the progress made in therapeutic approaches to multiple sclerosis, Robert K. Shin, MD, shared his perspective on how the focus on treatments has shifted in the community.

Patients treated with ofatumumab (Kesimpta; Novartis) demonstrated significant decreases in absolute and percent CD19 counts at day 5 of treatment, which persisted through the 90-day period.

Test your neurology knowledge with NeurologyLive®'s weekly quiz series, featuring questions on a variety of clinical and historical neurology topics. This week's topic is epilepsy and seizure disorders.

The proportion of women exposed to valproate between the first and last trimester of pregnancy decreased alongside an increase in the proportion of women exposed to therapeutic alternatives such as lamotrigine and levetiracetam.

The pandemic has highlighted several large gaps in care that have created challenges for individuals with Parkinson disease, including a framework for addressing mental health and loneliness, and proper care for women with PD.

Neurology News Network for the week ending April 23, 2022. [WATCH TIME: 3 minutes]

In a large-scale study, the use of the Simoa neurofilament light test helped identify individuals with MS at risk for detrimental disease course and suboptimal therapy response.

Take 5 minutes to catch up on NeurologyLive®'s highlights from the week ending April 22, 2022.

The neurologist and assistant professor at the University of Toronto provided insight on the differences between outcome measures for Alzheimer disease and how they factored into a new item-level analysis of aducanumab (Aduhelm; Biogen). [WATCH TIME: 3 minutes]

While shutdowns disrupted care for all patients with Parkinson disease, hospitals were forced to postpone elective procedures such as the initial DBS device implantation and implantable pulse generator replacements.

Stephen Krieger, MD, spoke about the phase 3b NOVA study (NCT03689972) data presented at AAN 2022 on natalizumab (Tysabri; Biogen) dosing regimens.