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STROKE-ACA TERRITORY

Neurology

STROKE-ACA TERRITORY

1. The ACA supplies the medial part of the hemisphere from the lamina terminalis to the cuneus.

2. Weakness and sensory loss affect primarily the contralateral leg.

3. Urinary incontinence, gait & stance abnormalities (gait apraxia) may also be present.

SYNDROMES
4. If the corpus callosum is affected, patients may develop tactile agnosia which is an inability to recognize objects by touch.

5. Gengenhalten - urinary incontinence with grasp reflex & paratonic rigidity.

6. Bilateral ACA involvement - paraplegia, frontal lobe deficits (personality disorders, disinhibition, abulia), urinary incontinence, aphasia.


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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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