Hemorrhagic stroke classification

CT scan showing an intracerebral hemorrhage.

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sara Mehrsefat, M.D. [2]

Overview

There are two types of stroke, ischemic and hemorrhagic. Hemorrhagic strokes are less common, only 10-15% of all strokes are hemorrhagic, but they are responsible for about 40 percent of all stroke deaths.^[1]

Based on location of the hemorrhage, hemorrhagic stroke may be classified into intracerebral hemorrhage (ICH) and subarachnoid hemorrhage (SAH)

Classification

Based on location of the hemorrhage, hemorrhagic stroke may be classified into:

Stroke

Ischemic stoke (85%)

Hemorrhagic stroke (15%)

Aneurysmal SAH (4%)

Intracerebral hemorrhage (7%)

Others (4%)

References

↑ Roger VL, Go AS, Lloyd-Jones DM, Adams RJ, Berry JD, Brown TM; et al. (2011). “Heart disease and stroke statistics–2011 update: a report from the American Heart Association”. Circulation. 123 (4): e18–e209. doi:10.1161/CIR.0b013e3182009701. PMC 4418670. PMID 21160056.

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[pmid21160056-1] Roger VL, Go AS, Lloyd-Jones DM, Adams RJ, Berry JD, Brown TM; et al. (2011). “Heart disease and stroke statistics–2011 update: a report from the American Heart Association”. Circulation. 123 (4): e18–e209. doi:10.1161/CIR.0b013e3182009701. PMC 4418670. PMID 21160056.

[1]