Argyrophilic grain disease as a neurodegenerative substrate in late-onset schizophrenia and delusional disorders
Argyrophilic grain disease as a neurodegenerative substrate in late-onset schizophrenia and delusional disorders
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DOI:
10.1007/s00406-013-0472-6
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发表时间:
2014-06-01
影响因子:
4.7
通讯作者:
Uchitomi, Yosuke
中科院分区:
文献类型:
--
作者:
Nagao, Shigeto;Yokota, Osamu;Uchitomi, Yosuke
To study the relationship between neurodegenerative diseases including argyrophilic grain disease (AGD) and late-onset schizophrenia and delusional disorders (LOSD; onset >= 40 years of age), we pathologically examined 23 patients with LOSD, 71 age-matched normal controls, and 22 psychiatric disease controls (11 depression, six personality disorder, two bipolar disorders, and three neurotic disorders cases). In all LOSD cases (compared to age-matched normal controls), the frequencies of Lewy body disease (LBD), AGD, and corticobasal degeneration (CBD) were 26.1 % (11.3 %), 21.7 % (8.5 %), and 4.3 % (0.0 %), respectively. There was no case of pure Alzheimer's disease (AD). The total frequency of LBD, AGD, and CBD was significantly higher in LOSD cases than in normal controls. Argyrophilic grains were significantly more severe in LOSD than in controls, but were almost completely restricted to the limbic system and adjacent temporal cortex. In LOSD patients whose onset occurred at >= 65 years of age (versus age-matched normal controls), the frequencies of LBD and AGD were 36.4 % (19.4 %) and 36.4 % (8.3 %), respectively, and AGD was significantly more frequent in LOSD patients than in normal controls. In LOSD patients whose onset occurred at