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The frontal aslant tract: Anatomical description and case report
Ramon Castruita1, Samuel Perez1, Matias Baldoncini2
1Department of Neurosurgery and Neuroendovascular Therapy, Hospital Universitario Dr. José Eleuterio González, Monterrey, Mexico.
Surgical Neurology International
|December 6, 2024
Summary
The frontal aslant tract (FAT) is crucial for speech and motor functions. Preserving this white matter tract during surgery, as demonstrated in a recent case, is key for favorable neurological outcomes.
Area of Science:
- Neurosurgery
- Neuroanatomy
- Neurology
Background:
- Advances in neuroimaging and white matter dissection enable identification of critical tracts like the frontal aslant tract (FAT).
- The FAT, vital for speech and motor functions, remains underrecognized in neurosurgery.
Observation:
- A 37-year-old male presented with headache and epilepsy due to a left middle frontal gyrus lesion near the FAT.
- Neuroimaging revealed the lesion's close association with the FAT.
Findings:
- Navigation-guided resection of the lesion was successfully performed.
- Preservation of the FAT during resection led to a favorable neurological outcome.
Implications:
- This case highlights the importance of advanced imaging and intraoperative navigation for safe tumor resection near critical white matter tracts.
- Understanding and preserving the FAT is essential for neurosurgical procedures involving the frontal lobe.
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