News bites: Alzheimer's detection, Medicaid expansion and more

The Food and Drug Administration approved a test that detects the presence of telltale signs of Alzheimer's, The Wall Street Journal reports.

Arizona struck a deal with the federal government to allow nearly 22,000 poor kids to gain health insurance coverage under Medicaid, Kaiser Health News reports.

Michigan health officials are seeking to create a long-term care system for the elderly, the Detroit News reports.

Massachusetts is moving away from fee-for-service healthcare to save money, The Associated Press reports.

Pharmacy Benefit Manager Express Scripts has asked a federal judge to toss out objections to its merger with Medco Health Solutions, Bloomberg reports.

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