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Abstract #4297

MRI Sialolithography: Direct Visualization of Calculi in the Submandibular Gland Using SWI at 3T

Ali Fatemi1, Colm Boylan2, Judith Coret-Simon2, Michael D. Noseworthy, 23

1Medical Physics and Applied Radiation Sciences, McMaster University, Hamilton, Ontario, Canada; 2Diagnostic Imaging, St. Joseph's Healthcare, Hamilton, Ontario, Canada; 3Electrical and Computer Engineering, School of Biomedical Engineering, McMaster University, Hamilton, Ontario, Canada

A technique is presented that allows for the specific identification and localization of calculi within glandular tissues or ducts using MRI. The technique is based on positive phase filtered SWI, and does not require ionizing radiation or the use of sialogogue.