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Lyu J, Fu Y, Yang M, Xiong Y, Duan Q, Duan C, Wang X, Xing X, Zhang D, Lin J, Luo C, Ma X, Bian X, Hu J, Li C, Huang J, Zhang W, Zhang Y, Su S, Lou X. Generative Adversarial Network-based Noncontrast CT Angiography for Aorta and Carotid Arteries. Radiology 2023; 309:e230681. [PMID: 37962500 DOI: 10.1148/radiol.230681] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2023]
Abstract
Background Iodinated contrast agents (ICAs), which are widely used in CT angiography (CTA), may cause adverse effects in humans, and their use is time-consuming and costly. Purpose To develop an ICA-free deep learning imaging model for synthesizing CTA-like images and to assess quantitative and qualitative image quality as well as the diagnostic accuracy of synthetic CTA (Syn-CTA) images. Materials and Methods A generative adversarial network (GAN)-based CTA imaging model was trained, validated, and tested on retrospectively collected pairs of noncontrast CT and CTA images of the neck and abdomen from January 2017 to June 2022, and further validated on an external data set. Syn-CTA image quality was evaluated using quantitative metrics. In addition, two senior radiologists scored the visual quality on a three-point scale (3 = good) and determined the vascular diagnosis. The validity of Syn-CTA images was evaluated by comparing the visual quality scores and diagnostic accuracy of aortic and carotid artery disease between Syn-CTA and real CTA scans. Results CT scans from 1749 patients (median age, 60 years [IQR, 50-68 years]; 1057 male patients) were included in the internal data set: 1137 for training, 400 for validation, and 212 for testing. The external validation set comprised CT scans from 42 patients (median age, 67 years [IQR, 59-74 years]; 37 male patients). Syn-CTA images had high similarity to real CTA images (normalized mean absolute error, 0.011 and 0.013 for internal and external test set, respectively; peak signal-to-noise ratio, 32.07 dB and 31.58 dB; structural similarity, 0.919 and 0.906). The visual quality of Syn-CTA and real CTA images was comparable (internal test set, P = .35; external validation set, P > .99). Syn-CTA showed reasonable to good diagnostic accuracy for vascular diseases (internal test set: accuracy = 94%, macro F1 score = 91%; external validation set: accuracy = 86%, macro F1 score = 83%). Conclusion A GAN-based model that synthesizes neck and abdominal CTA-like images without the use of ICAs shows promise in vascular diagnosis compared with real CTA images. Clinical trial registration no. NCT05471869 © RSNA, 2023 Supplemental material is available for this article. See also the editorial by Zhang and Turkbey in this issue.
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Affiliation(s)
- Jinhao Lyu
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Ying Fu
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Mingliang Yang
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Yongqin Xiong
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Qi Duan
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Caohui Duan
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Xueyang Wang
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Xinbo Xing
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Dong Zhang
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Jiaji Lin
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Chuncai Luo
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Xiaoxiao Ma
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Xiangbing Bian
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Jianxing Hu
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Chenxi Li
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Jiayu Huang
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Wei Zhang
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Yue Zhang
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Sulian Su
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
| | - Xin Lou
- From the Department of Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Haidian District, Beijing 100853, China (J. Lyu, Y.X., Q.D., C.D., X.W., X.X., D.Z., J. Lin, C. Luo, X.M., X.B., J. Hu, C. Li, J. Huang, X.L.); College of Medical Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China (Y.F., M.Y., X.L.); Department of Radiology, Brain Hospital of Hunan Province, Changsha, China (W.Z.); Department of Radiology, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, China (Y.Z.); and Department of Radiology, Xiamen Humanity Hospital, Xiamen, China (S.S.)
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