Erschienen in:
15.04.2020 | ASO Author Reflections
ASO Author Reflections: Preoperative Breast MRI and Provider-Induced Demand
verfasst von:
Linda M. Pak, MD, Peter A. Learn, MD
Erschienen in:
Annals of Surgical Oncology
|
Ausgabe 9/2020
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Excerpt
Compared with conventional mammography (MMG) or ultrasound (US), breast magnetic resonance imaging (MRI) has been shown to be superior in identifying otherwise imaging-occult tumors, as well as having increased accuracy in defining the radiographic extent of disease. However, patients who undergo preoperative MRI continue to have similar rates of positive margins, re-excision, and conversion to mastectomy as those who undergo MMG/US alone. Patients who undergo preoperative MRI also have similar recurrence and long-term oncologic outcomes. Even with these limited effects on clinical outcomes, the use of MRI in breast cancer has increased dramatically over the past 2 decades, with a wide range of interprovider and geographic variability.
1 While guidelines exist on appropriate preoperative MRI use, actual restrictions that curtail its use are limited. …
