循影致道 病例（142）

参考文献：

1.FanciulliA, WenningGK. Multiple-system atrophy. N EnglJ Med. 2015;372(3):249-63.

2.BroskiSM, Hunt CH, Johnson GB, et al. Structural and functional imaging in parkinsoniansyndromes. Radiographics. 2014;34(5):1273-92. 

3.ShrivastavaA. The hot cross bun sign. Radiology. 2007 ;245(2):606-7.

4.Tha KK, Terae S, Tsukahara A, et al. Hyperintenseputaminalrim at 1.5 T: prevalence in normal subjects and distinguishing features from multiple system atrophy. BMC Neurol. 2012 ;12:39.

5.Lee WH, Lee CC, ShyuWC,etal. Hyperintenseputaminalrim sign is not a hallmark of multiple system atrophy at 3T. AJNR Am J Neuroradiol. 2005;26(9):2238-42.

key words:多系统萎缩