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Related Experiment Videos

Transsphenoid basilar skull fracture: CT patterns

O C West1, S E Mirvis, K Shanmuganathan

  • 1Department of Diagnostic Radiology, University of Maryland, Medical Center, Baltimore 21201.

Radiology
|August 1, 1993
PubMed
Summary

Transsphenoid basilar skull fractures follow predictable patterns along anatomical weak points. Diagonal fracture patterns were linked to a higher risk of in-hospital mortality compared to transverse fractures.

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Area of Science:

  • Neurosurgery
  • Radiology
  • Anatomy

Background:

  • Basilar skull fractures can result from head trauma.
  • Understanding fracture patterns is crucial for predicting outcomes.

Purpose of the Study:

  • To identify reproducible fracture patterns in transsphenoid basilar skull fractures.
  • To correlate fracture patterns with mortality and complications.

Main Methods:

  • Computed tomographic (CT) scans of 40 patients with transsphenoid basilar skull fractures were analyzed.
  • Medical records were reviewed to assess outcomes.
  • Fracture patterns were classified and statistically analyzed.

Main Results:

  • Four major fracture patterns were identified: anterior transverse, lateral frontal diagonal, posterior transverse, and mastoid diagonal.
  • Diagonal patterns were significantly associated with higher in-hospital mortality (P = .014).
  • Complications included blindness, cranial nerve injury, cerebrospinal fluid leak, and hearing loss.

Conclusions:

  • Transsphenoid basilar skull fractures occur along reproducible lines of weakness.
  • Fracture patterns can inform prognosis and patient management.
  • Identifying these patterns aids in understanding the biomechanics of skull base injuries.

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