Figure.

Overview of nine ACR RADS as of midyear 2019. C = prior lung cancer; C-RADS = CT Colonography Reporting and Data System; CAD-RADS = Coronary Artery Disease Reporting and Data System; CEUS = contrast-enhanced US; HCC = hepatocellular carcinoma; LI-RADS = Liver Imaging Reporting and Data System; M = malignant but not HCC; N, NC = nondiagnostic; NI-RADS = Neck Imaging Reporting and Data System; PI-RADS = Prostate Imaging Reporting and Data System; S = clinically significant or potentially clinically significant findings (nonlung cancer); TI-RADS = Thyroid Imaging Reporting and Data System; TIV = tumor in vein; TR = treated.