Cerebrospinal fluid homovanillic acid levels are not reduced in early corticobasal degeneration.

Abstract:

:To investigate the contribution of nigral degeneration to the development of parkinsonism in the early stages of corticobasal degeneration (CBD), we measured the cerebrospinal fluid (CSF) levels of homovanillic acid (HVA) in patients with early CBD (n = 5), and compared the levels with those in patients with early Parkinson's disease (n = 11) and in normal subjects (n = 13). The mean CSF HVA level in the early CBD group (33.1 +/- 6.0 ng/ml) did not differ significantly from that in the control group (37.1 +/- 12.7 ng/ml), whereas that in the early Parkinson's disease group (19.0 +/- 7.6 ng/ml) was reduced significantly (P < 0.001). This result suggests that neuronal cell loss in the substantia nigra and presynaptic nigrostriatal dopaminergic neuron dysfunction are mild in the early stages of CBD.

journal_name

Neurosci Lett

journal_title

Neuroscience letters

authors

Kanemaru K,Mitani K,Yamanouchi H

doi

10.1016/s0304-3940(98)00181-5

subject

Has Abstract

pub_date

1998-04-03 00:00:00

pages

121-2

issue

2

eissn

0304-3940

issn

1872-7972

pii

S0304-3940(98)00181-5

journal_volume

245

pub_type

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