Definition
- Syndrome of rigidity (typically cogwheel), tremor (typically resting), bradykinesia or akinesia, and postural instability
Differential Diagnosis
- Primary neurological disorder
- Medication-induced (anti-dopamine)
- Antipsychotics, especially chlorpromazine and haloperidol
- Domperidone/metoclopramide
- Chronic manganese toxicity
