Alzheimer's disease (AD) is characterized by a heterogeneous clinical course, and magnetic resonance imaging (MRI)-based phenotyping has increasingly been utilized to elucidate this variability. The literature recognizes four predominant MRI phenotypes: typical, hippocampal-sparing, limbic-predominant, and minimal-atrophy. However, the compatibility of various MRI phenotyping methods remains insufficiently defined. This study aimed to assess the concordance between MRI phenotyping methods within...