MRI assessment of extramural venous invasion in rectal cancer: a practical pictorial review
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The authors aim to enhance the understanding and application of MRI assessment for extramural venous invasion (EMVI) in rectal cancer, highlighting its prognostic significance and the inconsistencies in its routine use. They provide a comprehensive pictorial review that covers the technical aspects of MRI detection, grading scales, and the clinical implications of EMVI findings for treatment decisions. The review emphasizes the need for careful interpretation to avoid common pitfalls and improve the reliability of EMVI assessments in clinical practice.
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