Question 问题：

What is the significance of the Spot Sign on computed tomography angiography in spontaneous intracerebral hemorrhage? 

自发性脑出血CT血管造影发现点状征有什么意义？

Answer 答案：

The spot sign on CTA is associated with hematoma expansion, case fatality, and poor functional outcome. 

CTA点状征提示血肿增大，死亡率高，和功能恢复差。

参考文献：

Stroke, epub 6/15/21