Posterior Inferior Cerebellar Artery Syndrome
Description
A neurological condition caused by a stroke in the vertebral or posterior inferior cerebellar artery of the brain stem. Symptoms include difficulties with swallowing, hoarseness, dizziness, nausea and vomiting, rapid involuntary movements of the eyes (nystagmus), and problems with balance and gait coordination.
Symptoms
Dysarthria, dysphasia, staggering gait, vertigo, hypotonia, incoordination of voluntary movement, nystagmus, Horner syndrome (eyelid droops, small pupil, and decreased sweating) on the same side of the lesion, loss of pain and temperature senses on the opposite side.
Tests
A history and physical exam will be performed. A MRI and MRA is the best way to establish the diagnosis. Blood tests and other tests may be done depending on the findings of the imaging studies.
- CBC
- Chem 12
- EKG
- CT Scan
- MRI
- Ultrasound
Treatment
There is no specific cure but treatment is aimed at reducing symptoms and includes: aspirin, physical therapy, pain medications, and other supportive therapy.
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