Cranial mononeuropathy III - compression type
Alternative Names
Third cranial nerve palsy; Oculomotor palsy; Pupil-involving third cranial nerve palsy
Symptoms
- Double vision
- Drooping of one eyelid
- Headache or eye pain
Other symptoms may occur if the cause is a tumor or trauma. Decreasing consciousness is a serious sign, because it could indicate brain damage or death.
Exams and Tests
An eye examination may show:
- Enlarged (dilated) pupil of the affected eye
- Eye movement abnormalities
- Eyes that are not aligned (dysconjugate gaze)
A complete medical and nervous system (neurological) examination can show whether any other parts of the body are affected.
Other tests may include:
- Blood tests
- CT angiogram
- CT scan
- MRI
- Spinal tap (lumbar puncture)
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