The purpose of our study was to determine the prevalence of the "patent track" sign on Doppler sonography after percutaneous liver biopsy and to assess its value in detection of postbiopsy bleeding.
Value of "patent track" sign on Doppler sonography after percutaneous liver biopsy in detection of postbiopsy bleeding: a prospective study in 352 patients.
Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388-1, Pungnap-dong, Songpa-ku, Seoul 138-736, Korea. kimkw@amc.seoul.kr