MRI for rectal cancer: Staging, mrCRM, EMVI, lymph node staging and post-treatment response Review


Authors: Bates, D. D. B.; El Homsi, M.; Chang, K. J.; Lalwani, N.; Horvat, N.; Sheedy, S. P.
Review Title: MRI for rectal cancer: Staging, mrCRM, EMVI, lymph node staging and post-treatment response
Abstract: Rectal cancer is a relatively common malignancy in the United States. Magnetic resonance imaging (MRI) of rectal cancer has evolved tremendously in recent years, and has become a key component of baseline staging and treatment planning. In addition to assessing the primary tumor and locoregional lymph nodes, rectal MRI can be used to help with risk stratification by identifying high-risk features such as extramural vascular invasion and can assess treatment response for patients receiving neoadjuvant therapy. As the practice of rectal MRI continues to expand further into academic centers and private practices, standard MRI protocols, and reporting are critical. In addition, it is imperative that the radiologists reading these cases work closely with surgeons, medical oncologists, radiation oncologists, and pathologists to ensure we are providing the best possible care to patients. This review aims to provide a broad overview of the role of MRI for rectal cancer. (C) 2021 Elsevier Inc. All rights reserved.
Keywords: cancer staging; recurrence; radiology; local; mri; rectal cancer; preoperative chemoradiotherapy; prognostic-significance; clinical-significance; mesorectal excision; vascular invasion; total; circumferential margin involvement; resection margin; neoadjuvant chemoradiation; extramural venous invasion
Journal Title: Clinical Colorectal Cancer
Volume: 21
Issue: 1
ISSN: 1533-0028
Publisher: Elsevier Inc.  
Date Published: 2022-03-01
Start Page: 10
End Page: 18
Language: English
ACCESSION: WOS:000765571700003
DOI: 10.1016/j.clcc.2021.10.007
PROVIDER: wos
PMCID: PMC8966586
PUBMED: 34895835
Notes: Review -- Source: Wos
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  1. Natally Horvat
    101 Horvat
  2. David Dawson Bartlett Bates
    53 Bates