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This week in the neurology world — breakthrough diagnostics and research, plus liability, physician pay, and policy worth your time.

Week of July 26, 2026 · 10 items
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A single dose reversed autism-like symptoms in adult mice within hours
Drugs & FDAScienceDaily Neuroscience · sciencedaily.com · Jul 25
Even mild inflammation during pregnancy led mouse offspring to develop persistent brain overactivity, sensory sensitivity, repetitive behaviors, and increased seizure risk. Remarkably, one dose of…
Rapid Stroke Blood Test Gets FDA Breakthrough Device Status
Drugs & FDAWeill Cornell · news.cornell.edu · Jul
The FDA granted Breakthrough Device Designation to NSE-FAST, the first rapid blood test to aid diagnosis of acute ischemic stroke (measuring neuron-specific enolase); a pivotal trial is planned for late 2026.
Oral GLP-1 drugs may quiet the brain’s food craving circuit
Drugs & FDAScienceDaily Neuroscience · sciencedaily.com · Jul 25
Newer oral drugs related to semaglutide medications such as Ozempic reduced pleasure-driven eating in mice by quieting a deep brain reward circuit. The finding could open new avenues for…
A hidden Alzheimer’s tipping point may decide who gets dementia
Drugs & FDAScienceDaily Neuroscience · sciencedaily.com · Jul 26
Scientists have identified a possible tipping point that helps determine whether Alzheimer’s-related brain changes lead to dementia. The key may lie in how the brain’s immune cells respond to…
THC/CBD Combination Cuts Agitation in Hospice-Eligible Dementia: LiBBY Trial
Drugs & FDANeurologyLive · neurologylive.com · Jul 25
A 12-week, placebo-controlled phase 2 trial found that an oral THC/CBD combination significantly reduced agitation in hospice-eligible patients with Alzheimer disease and other dementias, meeting…
No Note About Patient Refusal of Test Before Missed Cancer
Medico-legalHarvard CRICO · rmf.harvard.edu · Jun 4
A delay in following a patient’s right kidney mass was complicated by the patient’s refusal of a CT scan and the providers’ incomplete and conflicting documentation of patient education and…
Fatal Team Failure to Widen the Diagnostic Focus
Medico-legalHarvard CRICO · rmf.harvard.edu · Mar 3
The entire care team was faulted for poor fetal monitoring — an escalation and diagnostic-focus failure that ended in a fatal outcome, a lesson in shared responsibility.
Vermont Becomes First State to Ban Paraquat, a Parkinson’s-Linked Weed Killer
Healthcare SystemAP News · apnews.com · Jun 25
Vermont became the first U.S. state to ban paraquat, one of the most-used herbicides, citing a possible link to Parkinson’s disease — as the EPA continues its safety review and the manufacturer phases out production.
CMS Proposes 2027 Physician Payment Rule
FinancialCMS · cms.gov · Jul 14
CMS’s proposed CY2027 Medicare Physician Fee Schedule (July 14, 2026) modernizes physician payment and shifts toward value — with a projected ~1.2–1.7% conversion-factor cut; comments close Sept 14.
The Quiet Corruption of Medical Research
Interesting ReadsDoximity Op-Med · opmed.doximity.com · Jul 9
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