Parkinson's Disease: Features

Key points

• Parkinson's disease: features Parkinson's disease is a progressive neurodegenerative condition caused by degeneration of dopaminergic neurons in the substantia nigra. This results in a classic triad of features: bradykinesia,
• around twice as common in men
• mean age of diagnosis is 65 years Bradykinesia
• poverty of movement also seen, sometimes referred to as hypokinesia
• short, shuffling steps with reduced arm swinging