Retroperitoneum and Pelvic Extraperitoneum: Anatomic Landmarks, Imaging Features, and Patterns of Disease Spread

Radiographics 2026

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Authors: Ayman H. Gaballah, Maged Abdelfattah Ali Algazzar, И А Кази, Mohamed Badawy, Muhammad O. Awiwi, Amr Shabana, Mindy X. Wang, Akram Shabaan, Moataz Soliman, Khaled M. Elsayes, Yashant Aswani, Peter S. Liu
+1 more Jennifer Sammon
DOI: 10.1148/rg.250022
Cited by: 3
References: 56

Abstract

The retroperitoneum and pelvic extraperitoneum are anatomically complex spaces containing vital structures and distinct compartments that serve as key pathways for disease spread, and CT and MRI are crucial for delineating these spaces, identifying pathologic patterns, and guiding management and surgical planning.

Fields of Study & Subjects

Intraperitoneal and Appendiceal Malignancies Appendicitis Diagnosis and Management Amoebic Infections and Treatments

Publication details

Journal / source
Radiographics
Publisher
Radiological Society of North America (RSNA)
Volume
46
Issue
2
Pages
e250022–e250022
Publication date
22 January 2026
Language
EN