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Published on: February 10, 2023
Peritoneal MRI in patients undergoing cytoreductive surgery and HIPEC: History, clinical applications, and
Russell N Low1, Robert M Barone2, Pascal Rousset3
1Department of Radiology, Sharp Memorial Hospital, 7901 Frost Street, San Diego, CA, 92123, USA.
Abstract:
MR imaging provides considerable advantages in the evaluation of patients with peritoneal metastases. A standardized peritoneal MRI protocol, including diffusion-weighted and gadolinium-enhanced sequences, allows an efficient exploration of small peritoneal tumors that are often missed on other imaging tests. In experienced hands, a dedicated reading allows producing a quantitative and qualitative evaluation of lesional localization to better assist surgeons in the selection of candidates for curative surgery by evaluating the possibility of complete resection, and to plan the surgical procedure. Based on a close collaboration between oncologic surgeon and radiologist, MRI provides a powerful tool for accurate preoperative imaging in patients being considered for curative surgery but also in their surveillance to detect an early recurrence.
Insights
Magnetic resonance imaging (MRI) offers significant advantages for evaluating peritoneal metastases. A standardized MRI protocol aids surgeons in surgical planning and detecting early recurrence.
Area of Science:
- Radiology
- Oncology
- Surgical Oncology
Background:
- Peritoneal metastases present diagnostic challenges for conventional imaging.
- Early detection and accurate staging are crucial for curative surgical intervention.
Purpose of the Study:
- To highlight the advantages of a standardized Magnetic Resonance Imaging (MRI) protocol for evaluating peritoneal metastases.
- To demonstrate MRI's role in surgical planning and postoperative surveillance.
Main Methods:
- Utilizing a standardized peritoneal MRI protocol including diffusion-weighted and gadolinium-enhanced sequences.
- Expert radiologist interpretation for quantitative and qualitative assessment of lesion localization.
- Close collaboration between oncologic surgeons and radiologists.
Main Results:
- Standardized MRI protocol efficiently detects small peritoneal tumors often missed by other modalities.
- MRI provides quantitative and qualitative data crucial for surgical decision-making and planning.
- MRI facilitates accurate preoperative assessment and surveillance for early recurrence detection.
Conclusions:
- Standardized MRI is a powerful tool for preoperative evaluation of patients with peritoneal metastases.
- MRI assists surgeons in selecting candidates for curative surgery and planning procedures.
- MRI plays a vital role in the surveillance of patients undergoing treatment for peritoneal metastases.
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