Disclosed is a use of a blood biomarker for beta-amyloid accumulation in brain and diseases associated with the same using concentration of basic items in the blood test. According to the present invention, the marker is capable of predicting accumulation of beta-amyloid in brain using blood, and thus can be useful and convenient in diagnosing diseases associated with accumulation of beta-amyloid such as mild cognitive impairment before clinical symptoms appear.
Compositon and method for blood test items for diagnosis of disease related to beta amyloid accumulation in brain