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Conjugate eye deviation due to traumatic striatal-subthalamic lesion
Viktor Bartanusz1, Roy Thomas Daniel, Jean-Guy Villemure
1Department of Neurosurgery, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland.
Summary
A 22-year-old man with severe head trauma developed leftward conjugate eye deviation (CED). Imaging revealed a lesion in the left striatal-subthalamic region, offering insight into unusual post-traumatic neurological signs.
Area of Science:
- Neuroscience
- Neurology
- Traumatic Brain Injury
Background:
- Severe cranial trauma can lead to complex neurological deficits.
- Understanding the neuroanatomical basis of eye movement abnormalities is crucial for patient management.
Observation:
- A 22-year-old male presented with leftward conjugate eye deviation (CED) following severe head trauma.
- Magnetic resonance imaging (MRI) identified a lesion in the left striatal-subthalamic region.
Findings:
- The observed CED may result from damage to supranuclear fibers connecting the left frontal eye field (FEF) to the right parapontine reticular formation (PPRF).
- Alternatively, the lesion's impact on deep brain nuclei, including the striatum and subthalamic nucleus, could underlie the eye movement abnormality.
Implications:
- This case highlights an unusual neurological presentation after traumatic brain injury.
- Further investigation into the specific pathways affected by striatal-subthalamic lesions is warranted.
- This finding contributes to the understanding of neuro-ophthalmological consequences of head trauma.