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CAUSES OF TRIGEMINAL PALSY

Neurology

CAUSES OF TRIGEMINAL PALSY

1. Involvement of all 3 divisions:
- Ganglionic lesion (temporal bone fracture, acoustic neuroma, meningioma, meningitis).
- Pre-ganglionic/central lesion (syringobulbia, stroke, tumor, vascular lesion).

2. Involvement of 1-2 divisions - post-ganglionic lesion (shingles, cavernous sinus thrombosis).

3. Dissociated loss of pain/temperature alone - involvement of medulla by syringobulbia, foramen magnum tumor, PICA territory infarct (lateral medullary syndrome).

4. Dissociated loss of touch alone - involvement of the pons by tumor, infarct.


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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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