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Intracranial and Extracranial Evaluation
Brian Schiro1, Muhammad Hasan1, Yolanda Bryce2
1Department of Radiology, Miami Cardiac and Vascular Institute, Miami, FL.
Insights
Vascular lab testing, including transcranial Doppler (TCD) and carotid duplex ultrasound, is crucial for diagnosing brain and neck artery diseases. Mastering these techniques is vital for accurate patient assessment and treatment.
Area of Science:
- Neurology
- Vascular Medicine
- Diagnostic Imaging
Background:
- Vascular laboratory testing is essential for diagnosing cerebrovascular diseases.
- Conditions like vasospasm and carotid stenosis significantly impact stroke and transient ischemic attack outcomes.
Purpose of the Study:
- To outline the indications, protocols, and diagnostic criteria for transcranial Doppler (TCD) and carotid artery duplex ultrasound.
- To highlight the critical role of these imaging modalities in managing intracranial and extracranial arterial diseases.
Main Methods:
- Discussion of established protocols for transcranial Doppler (TCD) examinations.
- Review of diagnostic criteria for carotid artery duplex ultrasound.
- Emphasis on the practical application of these non-invasive vascular testing methods.
Main Results:
- TCD and carotid imaging provide critical information for diagnosing and managing cerebrovascular conditions.
- Accurate interpretation of TCD and carotid ultrasound is vital for patient prognosis.
Conclusions:
- Mastery of TCD and carotid duplex ultrasound techniques is achievable through dedicated practice.
- These vascular studies are indispensable for effective diagnosis and treatment planning in neurovascular disease.
Abstract:
The vascular lab is an essential tool in diagnosing intracranial and extracranial disease including vasospasm from subarachnoid hemorrhage and carotid artery stenosis in the setting of stroke or transient ischemic attack. This article discusses the indications, protocol, and diagnostic criteria for transcranial doppler (TCD) and carotid artery duplex ultrasound. Intracranial and extracranial arterial testing by way of TCD and carotid imaging carries enormous implications and can provide life or death information. The learning curve for these techniques is steep but can be mastered with repetition and precise technique.
