Preoperative localization of breast MRI lesions: MRI-guided marker placement with radioactive seed localization as an alternative to MRI-guided wire localization Journal Article


Authors: Saphier, N.; Kondraciuk, J.; Morris, E.; Bernard-Davila, B.; Mango, V.
Article Title: Preoperative localization of breast MRI lesions: MRI-guided marker placement with radioactive seed localization as an alternative to MRI-guided wire localization
Abstract: Objective: Preoperative MRI-guided wire localization (MWL) presents challenges to both the physician and patient. In this study, we examined the efficiency and outcome of MRI-guided marker placement followed by mammographic-guided radioactive seed localization (MMP/RSL) as an alternative localization method.The primary outcome parameter was pathology upon excision.The secondary outcome parameters were total procedure time and clinical indication for localization. Methods: A retrospective review of a large tertiary cancer center's breast imaging database was performed. Records of 21 patients with MMP/RSL (24 markers) from August 2013 to January 2019 were compared with 34 patients receiving MWL (48 wires) from January 2016 to January 2019. Multiple factors, including age, prelocalization pathology, postsurgical pathology, concordance, re-excision rates, and total procedure time required for each technique, were compared. Univariate and descriptive statistical analyses were performed. Results: Mean patient age in years (MMP/RSL = 54.1 ± 13.1, MWL = 55.1 ± 10.8, P = 0.389), time in MR scanner in minutes (MMP/RSL = 31.7 ± 12.0, MWL = 35.8 ± 13.1, P = 0.678), and postsurgical pathology malignancy rates (MMP/RSL = 71.4%, MWL = 65.7%, P = 0.7715) were similar without statistically significant differences. As expected, the mean total procedure time was slightly longer without a statistically significant difference (47.3 ± 19.8 min versus 35.8 ± 13.1 min, P = 0.922) for the MMP/RSL group. All patients in both groups underwent successful localization with 100% radiologic-pathology concordance. Re-excision rates were lower for the MMP/RSL group (9.5%) versus the MWL group (16.7%); however, they were not found to be statistically significant (P = 0.7104). Conclusion: MMP/RSL is a feasible alternative to MWL and may alleviate many challenges presented by MWL. Further studies are needed. © Society of Breast Imaging 2020. All rights reserved.
Keywords: adult; clinical article; aged; cancer localization; nuclear magnetic resonance imaging; breast cancer; mastectomy; retrospective study; high risk patient; age; cancer center; preoperative period; reoperation; breast surgery; lumpectomy; surgical margin; breast magnetic resonance imaging; radiological parameters; fine needle aspiration biopsy; lobular carcinoma; radioactive seed localization; wire localization; radioactive seed; human; female; priority journal; article; tertiary care center
Journal Title: Journal of Breast Imaging
Volume: 2
Issue: 3
ISSN: 2631-6110
Publisher: Oxford University Press  
Date Published: 2020-05-01
Start Page: 250
End Page: 258
Language: English
DOI: 10.1093/jbi/wbaa012
PROVIDER: scopus
PMCID: PMC7848949
PUBMED: 33554114
DOI/URL:
Notes: Article -- Export Date: 1 October 2020 -- Source: Scopus
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MSK Authors
  1. Elizabeth A Morris
    336 Morris
  2. Victoria Lee Mango
    62 Mango
  3. Bianca Bernard
    24 Bernard