Provided is a neurodegenerative-disease diagnosis assistance method having a low physical burden. A method for assisting in diagnosis of a neurodegenerative disease in a subject, the method including: a first evaluation step for evaluating the risk of a neurodegenerative disease on the basis of the amount of homocysteic acid in a biological sample collected from the subject; a second evaluation step for evaluating the risk of a neurodegenerative disease on the basis of the amount of an inflammation factor, a pituitary gland secretion, or an autonomic nerve secretion in the biological sample collected from the subject, or on the basis of a measurement value acquired from a brain image of the subject; and a step for determining whether the subject has a neurodegenerative disease on the basis of the result of the first evaluation and the result of the second evaluation.
DIAGNOSIS ASSISTANCE METHOD FOR DETERMINING NEURODEGENERATIVE DISEASE