Open the app and tap Device diagnosis & hardware performance tests in the Troubleshooting section. Choose Troubleshoot to test the touch-screen display, battery, audio, camera, connectivity, and.

The provider also will likely conduct a physical exam. Tests may include: Electroencephalography (EEG). This painless procedure measures waves of electrical activity in the brain. Brain waves are transmitted to the EEG machine via small metal plates called electrodes attached to the scalp with paste or an elastic cap.

Doctors can use MRI or CT scans to help diagnose dementia or even detect signs of dementia before symptoms appear. But they’re not enough to diagnose dementia on their own. Luis.