Echogenicity of the substantia nigra in Parkinson's disease and its relation to clinical findings
β Scribed by Daniela Berg; Christiane Siefker; Georg Becker
- Publisher
- Springer
- Year
- 2001
- Tongue
- English
- Weight
- 203 KB
- Volume
- 248
- Category
- Article
- ISSN
- 0340-5354
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π SIMILAR VOLUMES
## Abstract ## Background: Substantia nigra hyperechogenicity assessed by transcranial sonography is a typical finding in up to 90% of patients with idiopathic Parkinson's disease, although its value as a surrogate marker for disease progression in Parkinson's disease is controversial. ^123^IβFPβC
## Abstract Transcranial sonography (TCS) reveals abnormal spatial extension of substantia nigra (SN) echogenicity in a high proportion of patients with Parkinson's disease (PD). It has been proposed that this abnormality represents a structural trait that is mechanistically distinct from degenerat