A case series of PLS patients with frontotemporal dementia and overview of the literature.
Bálint S de VriesLaura M M RustemeijerAnneke J van der KooiJoost RaaphorstCarin D SchröderTanja C W NijboerJeroen HendrikseJan H VeldinkLeonard H Van Den BergMichael A van EsPublished in: Amyotrophic lateral sclerosis & frontotemporal degeneration (2017)
These findings suggest that PLS is part of the FTD-MND continuum and would favour viewing it as a subtype of ALS. It is, however, not a restricted (isolated UMN involvement) phenotype.