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Journal of magnetic resonance imaging, 2017-09, Vol.46 (3), p.631-645
Ort / Verlag
United States: Wiley Subscription Services, Inc
Erscheinungsjahr
2017
Quelle
MEDLINE
Beschreibungen/Notizen
Magnetic resonance imaging (MRI)‐guided interventions, including biopsies and wire localizations, are fundamental to any breast imaging practice due to the high sensitivity but limited specificity of breast MRI. The basic steps of MRI‐guided biopsies are similar regardless of the vendor or platform, and technical considerations include approach planning, patient preparation and positioning, lesion targeting, and directional sampling using a vacuum‐assisted biopsy technique. Unique challenges related to MRI‐guided biopsies include vanishing lesions due to contrast washout, obscuration of the biopsy site due to susceptibility artifacts, and limited access to posteromedial lesions. A careful approach to planning, patient positioning, and lesion targeting will maximize the chances for a successful biopsy. Due to overlapping imaging features between benign and malignant lesions, radiologic‐pathologic concordance is difficult and essential for further patient management.
Level of Evidence: 5
Technical Efficacy: Stage 3
J. MAGN. RESON. IMAGING 2017;46:631–645