Alzheimer's lab reports can be confusing, filled with unfamiliar numbers and medical terms that leave many patients wondering what they actually mean. I felt the same way after my diagnosis. Over the course of my treatment, I learned how to understand my blood tests and amyloid PET scans, and that knowledge helped me follow my progress and ask better questions. This guide explains the key biomarkers and imaging results in plain English so you can better understand your own Alzheimer's test reports.