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Risky Alcohol Use Doubled Aneurysm Rupture Odds; THC Signal Was Null

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A 2026 prospective German aneurysm cohort found risky alcohol use in 4.6% of 954 intracranial aneurysm patients, and that exposure carried 2.00x higher adjusted odds of aneurysm rupture plus 3.26x higher adjusted odds of clinically severe aneurysmal subarachnoid hemorrhage. Research Highlights Risky alcohol was the main signal: drinking above the study threshold was independently associated …

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Maternal COVID-19 and Autism Screening: 10.1% Positive MCHAT-R/F

MHD featured image for maternal COVID-19 exposure, autism screening, and immune signatures.

A 745-child cohort found positive MCHAT-R/F autism screens in 22 of 218 children exposed to maternal SARS-CoV-2 infection during pregnancy (10.1%) vs. 30 of 527 pre-pandemic controls (5.7%; p = 0.03).1 The same 2026 analysis added a small serum-proteomics layer: exposed newborns who later screened positive showed altered immune and metabolic markers, but the paper …

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High Cytokines Predicted Weaker Placebo Response in Cancer Symptom Trial

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A 2026 exploratory analysis of the ABCD cancer dyspnea trial found that higher baseline cytokines predicted less placebo symptom improvement than lower baseline cytokines across 33 of 40 cytokine-symptom combinations at day 7 and 29 of 40 at day 14.1 The signal is not ready for clinical prediction, but it sharpens a trial-design problem: patients …

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sCD27 Biomarker Flags Autoimmune Disease in Severe Psychiatric Disorders

MHD featured image for sCD27, autoimmune disease, severe psychiatric disorders, and neuroinflammation biomarker triage.

A 2026 immunopsychiatry cohort study found that soluble CD27 (sCD27), a marker of T-cell activation, was positive in cerebrospinal fluid in 23% of severe psychiatric patients selected for suspected immune involvement and in 88% of multiple sclerosis patients used as a positive-control group. In the psychiatric cohort, combined cerebrospinal fluid or blood sCD27 positivity was …

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