The prediction of rapid conversion to Alzheimer's disease in mild cognitive impairment using regional cerebral blood flow SPECT

NeuroImage ◽  
2005 ◽  
Vol 28 (4) ◽  
pp. 1014-1021 ◽  
Author(s):  
Kentaro Hirao ◽  
Takashi Ohnishi ◽  
Yoko Hirata ◽  
Fumio Yamashita ◽  
Takeyuki Mori ◽  
...  
2012 ◽  
Vol 2012 ◽  
pp. 1-5 ◽  
Author(s):  
Teruyuki Matsuoka ◽  
Jin Narumoto ◽  
Keisuke Shibata ◽  
Aiko Okamura ◽  
Shogo Taniguchi ◽  
...  

The aim of this study was to examine the effect of toki-shakuyaku-san (TSS) on mild cognitive impairment (MCI) and Alzheimer's disease (AD) using single-photon emission computed tomography (SPECT). All subjects were administered TSS (7.5 g/day) for eight weeks. SPECT and evaluations using the Mini Mental State Examination (MMSE), Neuropsychiatric Inventory, and Physical Self-Maintenance Scale were performed before and after treatment with TSS. Three patients with MCI and five patients with AD completed the study. No adverse events occurred during the study period. After treatment with TSS, regional cerebral blood flow (rCBF) in the posterior cingulate was significantly higher than that before treatment. No brain region showed a significant decrease in rCBF. TSS treatment also tended to improve the score for orientation to place on the MMSE. These results suggest that TSS could be useful for treatment of MCI and AD.


2017 ◽  
Vol 2017 ◽  
pp. 1-10 ◽  
Author(s):  
Alba Sierra-Marcos

Alzheimer’s disease (AD) depicts dynamic changes in regional brain function from early stages of the disease. Arterial spin labeling- (ASL-) based MRI methods have been applied for detecting regional cerebral blood flow (rCBF) perfusion changes in patients with AD and mild cognitive impairment (MCI). Nevertheless, the results obtained from ASL studies in AD and MCI are still controversial, since rCBF maps may show both hypoperfusion or hyperperfusion areas in brain structures involved in different cognitive functions. The goal of this review is to provide the current state of the art regarding the role of ASL for detecting distinctive perfusion patterns in subjects with MCI and/or AD. The ability to obtain this information using a noninvasive and widely available modality such as ASL should greatly enhance the knowledge into the broad range of hemodynamically related changes taking place during the cognitive decline process in AD.


2001 ◽  
Vol 12 (2) ◽  
pp. 89-97 ◽  
Author(s):  
Flavio Nobili ◽  
Francesco Copello ◽  
Ferdinando Buffoni ◽  
Paolo Vitali ◽  
Nicola Girtler ◽  
...  

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