ANXA11 and Classical progressive supranuclear palsy: Several studies have investigated the prevalence of <i>ANXA11</i> mutations in different populations, while less is known about the spectrum of phenotypes and the genotype-phenotype correlation with this gene mutation.<h4>Case presentation</h4>Here, we report a 74-year-old man who was initially diagnosed with progressive supranuclear palsy (PSP) because of repeated falls, slight upward gaze palsy, and mild cognitive dysfunction at the onset.