New and evolving concepts in CT for abdominal vascular imaging

Area of Science:

• Radiology
• Vascular Imaging
• Medical Technology

Background:

• Computed tomographic (CT) angiography is the standard for evaluating abdominal vascular conditions.
• Physician and surgeon expectations for CT angiography have increased, utilizing it as an imaging biomarker.
• Radiation and contrast media risks are challenges associated with increased CT angiography use.

Purpose of the Study:

• To discuss current and novel approaches for abdominal vascular disease imaging using conventional and multienergy CT.
• To address common image quality challenges in CT angiography.
• To describe strategies for enhancing patient safety in CT angiography.

Main Methods:

• Review of conventional and multienergy CT techniques for abdominal vascular imaging.
• Discussion of parameter modification (e.g., low tube voltage) and software solutions.
• Exploration of multienergy CT capabilities for plaque characterization and dose reduction.

Main Results:

• Multienergy CT offers improved image quality and plaque characterization.
• Technological advancements allow for reduced radiation and iodine doses.
• Modified scanning parameters and software can mitigate risks associated with CT angiography.

Conclusions:

• Multienergy CT represents a significant advancement in abdominal vascular imaging.
• Optimizing scanning parameters and leveraging new technologies can improve patient safety and image quality.
• CT angiography continues to evolve as a crucial tool for diagnosing and managing vascular disease.