Froment Maneuver

Parkinson disease is the second most common neurodegenerative disease in adults after Alzheimer’s dementia (de Lau and Breteler, 2006), affecting around 120,000 people in France (Dorsey et al., 2007) and with an annual incidence of 5–35 new cases per 100,000 people (Poewe et al., 2017). The disease mainly affects people over 60, with a peak of around 65 (Dorsey et al., 2018), and affects twice as…