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Related Experiment Videos

The value of dynamic scanning

W A Cohen, R S Pinto, I I Kricheff

    Radiologic Clinics of North America
    |March 1, 1982
    PubMed
    Summary
    This summary is machine-generated.

    Dynamic CT effectively assesses parasellar lesions and intracranial aneurysms, offering a valuable alternative to angiography. This imaging technique aids in evaluating tumor characteristics and post-treatment follow-up, though its use in cerebrovascular disease is limited by scan speed.

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    Area of Science:

    • Neuroradiology
    • Medical Imaging

    Background:

    • Angiography has been the standard for evaluating parasellar lesions and cerebrovascular diseases.
    • Limitations exist in assessing tumor vascularity and post-treatment changes with traditional methods.

    Purpose of the Study:

    • To evaluate the efficacy of Dynamic Computed Tomography (CT) as an alternative to angiography for parasellar lesions.
    • To explore the diagnostic capabilities of Dynamic CT in intracranial aneurysms and cerebrovascular disease.

    Main Methods:

    • Utilized Dynamic CT imaging for the assessment of parasellar lesions.
    • Compared Dynamic CT findings with angiography in specific cases, including carotid artery ligation.
    • Examined the limitations of Dynamic CT in cerebrovascular disease due to sequencing speed.

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    Main Results:

    • Dynamic CT effectively demonstrates tumor characteristics like vascularity and cystic changes.
    • Conclusive diagnosis of intracranial aneurysms is achievable with Dynamic CT.
    • The technique is valuable for monitoring therapeutic outcomes, such as after carotid artery ligation.
    • Dynamic CT confirmed patency of the internal carotid artery when angiography suggested occlusion.

    Conclusions:

    • Dynamic CT is a reliable alternative to angiography for parasellar lesion assessment.
    • It provides crucial information on tumor vascularity and treatment response.
    • While valuable, its application in dynamic cerebrovascular disease assessment is constrained by current sequencing limitations.