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SAH STATISTICS

Neurosurgery

SAH STATISTICS

1. The peak age for aneurysmal SAH is 55-60yrs.
2. 30% of aneurysmal SAH occurs during sleep.
3. 50% of aneurysmal SAH have warning symptoms 6-20 days before the event.
4. Headache is lateralized in 30% of cases, usually to the side of the aneurysm.
5. SAH is complicated by intracerebral haemorrhage in 20-40%, intraventricular haemorrhage in 13-28% and subdural blood in 2-5%
6. Patients > 70yrs have more severe SAH.


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REFERENCES

1. Wilkinson, I. (2017). Oxford handbook of clinical medicine. Oxford: Oxford University Press.
2. Hannaman, R. A., Bullock, L., Hatchell, C. A., & Yoffe, M. (2016). Internal medicine review core curriculum, 2017-2018. CO Springs, CO: MedStudy.
3. Image: no reference available.

Ⓒ A. Manickam 2018

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