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Parkinson disease

How reliable are prodromal indicators of Parkinson disease?

The notion that the classic motor features of Parkinson disease (PD) are preceded by a prodrome has received renewed interest in the past decade. A recent study corroborates previous findings that smell loss and constipation are signifiers of nigral degeneration. But can we really predict who is going to get PD?

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Acknowledgements

L.S.-M. has received grants from the Reta Lila Howard Foundation, FAPESP, FAEPEX-UNICAMP, Parkinson's UK and CNPq-CAPES. A.J.L. has received grants from the PSP Association, the Weston Trust and the Reta Lila Howard Foundation. L.S.-M. would like to thank Professor Paulo A. Lotufo for helpful comments about constipation in women.

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Correspondence to Laura Silveira-Moriyama.

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L.S.-M. has received travel grants from Genus, Ipsen and Abbott. A.J.L. has consulted for Genus, and has served on advisory boards and received honoraria from Novartis, Teva, Meda, Boehringer Ingelheim, GSK, Ipsen, Lundbeck, Allergan, Orion, BIAL, Noscira and Roche.

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Silveira-Moriyama, L., Lees, A. How reliable are prodromal indicators of Parkinson disease?. Nat Rev Neurol 11, 5–6 (2015). https://doi.org/10.1038/nrneurol.2014.235

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