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Chiasmal trauma: clinical and imaging considerations
R A Tang1, L A Kramer, J Schiffman
1Department of Ophthalmology, UTMB, Galveston.
Survey of Ophthalmology
|January 1, 1994
Summary
Closed head injuries can cause chiasmal trauma, affecting vision and potentially leading to serious conditions. Magnetic resonance imaging (MRI) is the best diagnostic tool for these uncommon injuries.
Area of Science:
- Neurology
- Radiology
- Ophthalmology
Background:
- Chiasmal trauma following closed head injury is an uncommon condition.
- It may not be detected by standard imaging techniques.
- Associated risks include panhypopituitarism, carotid aneurysms, fistulae, and meningitis.
Observation:
- A patient with closed head injury and chiasmal trauma is presented.
- Routine imaging failed to reveal the extent of the injury.
Findings:
- Magnetic resonance imaging (MRI) is superior for detecting chiasmal abnormalities.
- Chiasmal trauma can have significant visual and systemic consequences.
Implications:
- Early and accurate diagnosis of chiasmal trauma is crucial for patient management.
- MRI should be considered in patients with head injuries and visual disturbances.
- Recognizing associated conditions is vital for comprehensive care.