Standardized application of "double low" in CT angiography / 中国医学影像技术

ABSTRACT

With the attention to CT radiation and contrast-induced nephropathy,the technology of "double low" CTA has been gradually applied in clinical practice and become a research hotspot in recent years.The "double low" CTA technology aims to reduce X-ray dose and iodine intake of subject in ensuring image quality to meet the diagnostic requirements.The concept of "double low",basic principles,scanning standard protocols and current status of clinical application of "double low" were reviewed in this paper.