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School of Medicine
Benjamin M.W. Tsui, Ph.D.
Director, Division of Medical Imaging Physics, Department of Radiology and Radiological Science
Professor of Radiology and Radiological Science
Research Interests: Software development for bone measurements; Bone measurement in vivo; Breast imaging; X-ray bone analysis; 4-D cardiac x-ray CT techniques; Radiation dosimetry measurements; Small-animal imaging; Receiver operating characteristic analysis methods; Scintimammography; Quantitative SPECT imaging techniques; 2-D, 3-D and 4-D image-reconstruction algorithm development; Image evaluation; Collimator design; Monte Carlo simulation; Imaging theory; Computer-generated phantoms and simulation methods; X-ray; Interventional ultrasound; Magnetic resonance imaging (MRI); Positron emission tomography (PET); Single-photon computed emission tomography (SPECT); Molecular imaging; Medical imaging ...read more
Benjamin M.W. Tsui, Ph.D., is a Professor in the Johns Hopkins Medicine Division of Medical Imaging Physics within the Department of Radiology and Radiological Science. Dr. Tsui is a researcher who specializes in medical imaging—particularly single-photon computed emission tomography (SPECT), positron emission tomography (PET), and magnetic resonance imaging (MRI).
He also has appointments in the Departments of Electrical and Computer Engineering, Environmental Health Sciences and Biomedical Engineering. He joined the Johns Hopkins faculty in 2002.
His many roles at Johns Hopkins include serving as the Director of the Division of Medical Imaging Physics, as well as on many departmental and School of Medicine committees and boards. He also mentors and advises graduate students.
Dr. Tsui has published approximately 200 scientific articles, contributed nearly 30 chapters to engineering and physics textbooks, and served as an editor and reviewer for many prestigious academic journals.
He has been the principal investigator for scores of externally funded studies, presented some 400 invited lectures and served on numerous federal advisory committees and grant-review groups.
- Director, Division of Medical Imaging Physics, Department of Radiology and Radiological Science
- Professor of Radiology and Radiological Science
- Professor of Biomedical Engineering
The University of Chicago, Chicago, IL, 1979, Medical Physics
Research & Publications
Dr. Tsui’s research focuses on medical imaging, particularly single-photon computed emission tomography (SPECT), positron emission tomography (PET) and magnetic resonance imaging (MRI).
Franc BL, Cho SY, Rosenthal SA, Cui Y, Tsui B, Vandewalker KM, Holz AL, Poonamallee U, Pomper MG, James RB. "Detection and localization of carcinoma within the prostate using high resolution transrectal gamma imaging (TRGI) of monoclonal antibody directed at prostate specific membrane antigen (PSMA) proof of concept and initial imaging results." Eur J Radiol. 2013 Nov;82(11):1877-84. doi: 10.1016/j.ejrad.2013.07.025. Epub 2013 Aug 12.
Gulaldi NC, Xia J, Feng T, Hong K, Mathews WB, Ruben D, Kamel IR, Tsui BM, Szabo Z. "Modeling of the renal kinetics of the AT1 receptor specific PET radioligand [11C]KR31173." Biomed Res Int. 2013;2013:835859. doi: 10.1155/2013/835859. Epub 2013 Sep 8.
Xu J, Tsui BM. "An analytical geometric calibration method for circular cone-beam geometry." IEEE Trans Med Imaging. 2013 Sep;32(9):1731-44. doi: 10.1109/TMI.2013.2266638. Epub 2013 Jun 12.
Xu J, Tsui B. "Quantifying the importance of the statistical assumption in statistical x-ray CT image reconstruction." IEEE Trans Med Imaging. 2013 Aug 30. [Epub ahead of print]
Friedman SN, Fung GS, Siewerdsen JH, Tsui BM. "A simple approach to measure computed tomography (CT) modulation transfer function (MTF) and noise-power spectrum (NPS) using the American College of Radiology (ACR) accreditation phantom." Med Phys. 2013 May;40(5):051907. doi: 10.1118/1.4800795.
Activities & Honors
- Fellow, American Institute for Medical and Biological Engineering, 1997
- Fellow and Chartered Physicist, Institute of Physics, 1999
- Fellow, Institutes of Electrical and Electronics Engineers, 2005
- Edward J. Hoffman Imaging Scientist Award, Nuclear and Plasma Society, 2009
- Academy of Molecular Imaging, 2002
- American Association of Physicists in Medicine, 1976
- American Society of Nuclear Cardiology, 1995
- Biomedical Engineering Society, 1990
- Chinese American Society of Nuclear Medicine, 1985
- Society of Magnetic Resonance in Medicine, 1985
- Society of Nuclear Medicine, 1978
- Society of Nuclear Medicine, 1989
Instrumentation and Computer Council
- Society of Nuclear Medicine, 1991
- Co-Editor-in-Chief, Institute of Physics
- Deputy Editor-in-Chief, The Society of Nuclear Medicine, Republic of China