Non-contrast-enhanced Magnetic Resonance Angiography Using Time-spatial Labeling Inversion Pulse Technique for Differentiation Between Pulmonary Varix and Arteriovenous Malformation
Overview
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Pulmonary varix is a rare entity that presents as a focal aneurysmal dilatation of the pulmonary vein and is frequently mistaken for a pulmonary arteriovenous malformation (PAVM). It is important to distinguish between pulmonary varix and PAVM because the former does not usually require treatment. We present the findings of non-contrast-enhanced magnetic resonance angiography with the time-spatial labeling inversion pulse technique in case of pulmonary varix and PAVM and the utility of this method for differentiating between these diseases.
Pulmonary varix clearly demonstrated by 3D-CT before pulmonary angiography.
Yamaguchi B, Kodama Y, Watanabe K, Suzuki J, Sakurai Y, Yokoo K Radiol Case Rep. 2022; 17(11):4183-4187.
PMID: 36105839 PMC: 9464761. DOI: 10.1016/j.radcr.2022.08.023.