Department of Radiology, Air Force General Hospital, Beijing 100036, China;
Department of Radiology, Air Force General Hospital, Beijing 100036, China;
Department of Radiology, Air Force General Hospital, Beijing 100036, China;
Department of Radiology, Air Force General Hospital, Beijing 100036, China;
Department of Radiology, Air Force General Hospital, Beijing 100036, China;
bladder neoplasms; tomography, X-ray computed; three-dimensional image;