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Parkinson and other neurodegenerative diseases are hard to distinguish. Surface-based MRI shows promise as a diagnostic tool.

Get to the root of the latest research findings on nervous system disorders and test your brainpower with this quick 5-question quiz.

Identification of a brain circuit implicated in Alzheimer disease and schizophrenia could aid in comprehension of brain disorders and point to prevention strategies.

Pain relief is better with a triple combination medication that includes acetaminophen than with acetaminophen by itself, researchers found, suggesting a new therapeutic option.

Study results suggest that more stimulating work environments may help people retain their cognitive abilities.

The use of a stroke emergency mobile unit speeds thrombolysis and thus improves short-term outcomes, with no risk to patients’ safety.

The ketogenic and the modified Atkins diets, high in fat and low in carbohydrates, could reduce these seizures, suggesting that clinicians bring them into the treatment discussion.

The latest scientific developments about the brain and how it works were presented this week at the annual meeting of the Society for Neuroscience. Potential new treatments were identified.

These findings advance knowledge about the link between brain inflammation and the progression of brain disorders and suggest possible targets for future treatments.

Approved for patients with relapsing forms of MS, the drug generally should be reserved for those who have had an inadequate response to 2 or more drugs indicated for MS treatment.

Up until now, these treatments have not produced promising efficacy results in clinical trials. MRI could show the way.

As more treatments become available, patients will have more preferences and will play a more prominent role in directing choices.

Some very recent research findings have added to the literature on the associations between migraine and depression, anxiety, and other disorders. Highlights here.

Determining who is at risk for MS remains difficult, and symptoms may take time to develop even in patients who already have some destroyed myelin. MRI may help.

Could the common herpes simplex virus be associated with Alzheimer disease? These researchers think it is possible.

New study findings do not suggest a need for a change in vaccine policy, but even a small increased risk could have an effect on public health.

Here: 5 new things to know about stroke -- its link with perioperative A-fib; the danger of cocaine; rehab possibilities with an Alzheimer drug; reducing stroke risk with potassium; and a potential screen for occult A-fib after cryptogenic stroke.

Why ask patients to “spit in a cup”? Statistically significant protein differences have been found in Alzheimer disease saliva, and trends have been observed for Parkinson disease.

Serum testing for NMDAR and other autoantibodies is fraught with pitfalls, and careful clinical consideration is important.

If an anti-NMDAR patient has evidence of demyelination on MRI, look for other antibodies that may complicate the picture.

Five recent studies on multiple sclerosis offer new insights: the take-home points are featured in this slide show.

This study identified that suicidal thoughts are common and several potentially modifiable factors may be useful for prevention.

The notion that vitamin D deficiency is associated with a substantially increased risk of all-cause dementia and Alzheimer disease was confirmed by the results of the largest study of its kind.

As clinicians, we can daily apply knowledge learned from a few patients with pure amnesia to patients we see often-those who have memory deficits, such as so-called Mild Cognitive Impairment and neurodegenerative diseases, such as Alzheimer's.

The frequency of migraine attacks is higher in women during perimenopause and postmenopause than in premenopause, a new study shows.

The remarkable coffee bean is associated with reduced prevalence of several diseases, including Parkinson disease, Alzheimer disease, cancer, cardiovascular disease, and diabetes.