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The key to preventing the recurrence of stroke is to identify the precipitating cause(s).

Apathy is characterized by loss of motivation, concern, interest, and emotional response, resulting in a loss of initiative, decreased interaction with the environment, and a reduced interest in social life

There are different paths of recovery that a patient can take after a stroke, which range from some degree of cognitive recovery to a steep decline and recurrent strokes.

The Braak staging scheme is a valuable model for conceptualizing PD progression and categorizes PD into stages of neuropathological changes.

To study intra-disease variability in cognitive function, researchers employ data-driven clustering methods to differentiate patients with widespread cognitive abnormalities from patients who are cognitively intact.

Bipolar disorder is associated with marked clinical and phenotypic heterogeneity, including differences in symptomatology, medical and psychiatric comorbidities, and neurocognitive function.