Often, however, patients are not diagnosed until its too late to try the medications.

How Does the New Blood Test Compare to Current Diagnostic Tools for Alzheimers?

Accurate diagnosis is just as critical, says Schindler.

vials of blood for blood testing

Helder Faria / Getty Images

While some insurance plans may pay for part of the cost of these blood tests, not all do.

Preprint posted online July 3, 2024. doi:10.1101/2024.06.12.24308839