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Computed tomography of dural sinus thrombosis
AJNR. American Journal of Neuroradiology
|November 1, 1981
Summary
Diagnosing dural sinus thrombosis is challenging due to varied symptoms. Computed tomography (CT) significantly aids diagnosis by revealing characteristic abnormalities in the sinuses, improving patient outcomes.
Area of Science:
- Neurology
- Radiology
- Medical Imaging
Background:
- Dural sinus thrombosis presents with diverse clinical symptoms, historically challenging diagnosis.
- Advances in medical imaging have been crucial for improving diagnostic accuracy.
Purpose of the Study:
- To describe the utility of computed tomography (CT) in diagnosing dural sinus thrombosis.
- To outline the key CT findings associated with this condition.
Main Methods:
- Retrospective analysis of 12 patients diagnosed with dural sinus thrombosis.
- Review of precontrast and postcontrast computed tomography scans.
Main Results:
- High-density lesions in the affected sinus on precontrast CT scans were common.
- Filling defects within the sinus on postcontrast CT scans were frequently observed.
- Additional findings included the "cord" sign and diffuse cerebral edema.
Conclusions:
- Computed tomography is an effective tool for diagnosing dural sinus thrombosis.
- Specific CT findings, such as high density and filling defects, are indicative of thrombosis.
- Dural sinus thrombosis can occur in isolation or with other conditions and may present with varying neurological impairment.