MAPT and corticobasal degeneration disorder: However, the presence of tau pathological inclusions are also a defining feature of many other types of dementias, such as corticobasal degeneration, progressive supranuclear palsy, tangle-only dementia, Pick’s disease, and frontotemporal dementia and parkinsonism linked to chromosome 17 with tau pathology (FTDP-17 t) [15, 17, 28, 31].