Objective: The purpose of this article is to provide an aid to the systematic evaluation of MRI in staging rectal cancer.
Conclusion: MRI has been shown to be an effective tool for the accurate preoperative staging of rectal cancer. In the Magnetic Resonance Imaging and Rectal Cancer European Equivalence Study (MERCURY), imaging workshops were held for participating radiologists to ensure standardization of scan acquisition techniques and interpretation of the images. In this article, we report how the information was obtained and give examples of the images and how they are interpreted, with the aim of providing a systematic approach to the reporting process.
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http://dx.doi.org/10.2214/AJR.08.1004 | DOI Listing |
BMC Cancer
December 2024
Department of Colorectal Surgery, The First Affiliated Hospital of Fujian Medical University, Fuzhou, China.
Background: Accurate prediction of pathological complete response (pCR) and disease-free survival (DFS) in locally advanced rectal cancer (LARC) patients undergoing neoadjuvant chemoradiotherapy (NCRT) is essential for formulating effective treatment plans. This study aimed to construct and validate the machine learning (ML) models to predict pCR and DFS using pathomics.
Method: A retrospective analysis was conducted on 294 patients who received NCRT from two independent institutions.
JMIR Public Health Surveill
December 2024
Division of Clinical Trials and Epidemiological Sciences, National Cancer Centre, Singapore, SG.
Background: Colorectal cancer (CRC) incidence and mortality in those aged 50 years and above have decreased over the last 2 decades. However, there is a rising incidence in CRC among individuals under 50 years of age, termed early-onset colorectal cancer (EOCRC). EOCRC patients are more advanced stage at diagnosis and may suffer more psychosocial, emotional and financial distress.
View Article and Find Full Text PDFUpdates Surg
December 2024
Department of Colon and Rectal Surgery, Mayo Clinic, 200 First St. Southwest, Rochester, MN, 55905, USA.
Anal Melanoma (AM) is a rare and aggressive disease lacking standardized treatment protocols. Despite advancements in medical oncology, the 5-year overall survival (OS) remains at 20%. Local surgery (LS) has gained popularity over radical surgery (RS) due to its comparable OS when negative margins are achieved.
View Article and Find Full Text PDFJ Contemp Brachytherapy
October 2024
Department of Radiation Oncology, China-Japan Union Hospital of Jilin University, Changchun 130033, China.
Purpose: To present an innovative deformable applicator that used Freiburg flap as vaginal applicator with or without free-hand interstitial needles in three-dimensional (3D) high-dose-rate (HDR) brachytherapy for vaginal stump recurrence of cervical cancer.
Material And Methods: Between September 2017 and January 2020, all patients with vaginal stump recurrence after radical hysterectomy of cervical cancer treated with vaginal stump brachytherapy using Freiburg flap as vaginal applicator with or without free-hand interstitial needles were retrospective analyzed. Characteristics related to patients and treatment modality as well as preliminary outcomes and side effects were investigated.
BMJ Case Rep
December 2024
Yale University School of Medicine, New Haven, Connecticut, USA
Despite the widespread use of perirectal spacers to reduce radiation-induced rectal toxicity during prostate cancer treatment, postmarketing data reveal rare but significant complications. This case report details a severe complication of rectourethral fistula necessitating robotic pelvic exenteration with urinary and faecal diversion following perirectal spacer placement. Although SpaceOAR has been shown to reduce rectal radiation dose, the ensuing clinical benefit remains inconclusive in real-world data.
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