Articles related to Neurology

Retinal imaging findings were associated with future atrial fibrillation diagnosis in two large UK datasets, with thinning of specific retinal nerve layers observed years before clinical detection. The study identified an early risk signal but did not establish causality or diagnostic utility.

Research examining cannabis and sexual function suggests possible associations with increased sexual frequency and orgasm satisfaction in some users, but findings remain inconsistent, largely observational, and influenced by dose, timing, formulation, and individual factors.

Updated AAN and AHS guidance outlines when to initiate preventive migraine therapy, how to select treatments based on efficacy and tolerability, and how to tailor management for special populations and comorbidities.

A Florida senior care organization reported identifying more dementia cases at earlier stages after replacing paper-based cognitive screening with a brief digital assessment, though independent diagnostic validation remains unavailable.

Frontal tau accumulation was associated with disrupted deep-sleep slow waves and poorer episodic memory performance in older adults, offering a potential physiological link between Alzheimer’s-related pathology and age-related memory decline.

Muscle ultrasound measurements obtained before and after exercise distinguished patients with generalized myasthenia gravis from healthy controls in a small case-control study, suggesting a potential imaging approach for assessing fatigability.