Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition • 09-14 May 2026

Digital Poster

Advanced MR Techniques in Cervical, Genital, Placental, and Fetal Disorders

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Advanced MR Techniques in Cervical, Genital, Placental, and Fetal Disorders
Digital Poster
Body
Wednesday, 13 May 2026
Digital Posters Row B
16:00 - 16:55
Session Number: 561-05
No CME/CE Credit
To demonstrate advanced MRI techniques to assess cervical/genital tumors, and to evaluate fetal and placental physiology and related disorders.
Skill Level: Intermediate

  Figure 561-05-001.  Simultaneous T2* and susceptibility mapping in healthy and compromised pregnancies
Amy Turnbull, George Hutchinson, Ruizhe Li, Louise Dewick, Chris Bradley, Kate Walker, Neele Dellschaft, Xin Chen, Penny Gowland
University of Nottingham, Nottingham, United Kingdom
Impact: T2* and QSM maps of the placenta, acquired simultaneously in a single short dual-echo multi-slice EPI scan and analysed jointly, might provide a simple clinical marker of pregnancy compromise.
  Figure 561-05-002.  Automated biometric assessment of cephalopelvic disproportion at term using 3D-reconstructed T2-weighted fetal MRI
Simi Bansal, Alena Uus, Yagmur Gerek, Hadi Waheed, Sara Neves Silva, Jordina Aviles Verdera, Kamilah St Clair, Vanessa Kyriakopoulou, Jo Hajnal, Dimitris Siasakos, Anna David, Manju Chandiramani, Lisa Story, Jana Hutter, MARY RUTHERFORD
King's College London, London, United Kingdom
Impact: Preliminary results indicate that automated cephalopelvic measurements from 3D-reconstructed T2-weighted MRI have strong potential to estimate birth risks, enabling identification of women at increased likelihood of obstructed labour and supporting personalised birth planning to improve maternal and neonatal outcomes.
  Figure 561-05-003.  MR Cytometry for Ovarian Tumors: Differentiation of Benign and Malignant Lesions and Correlation with Pathology
Wenyi Yue, Dandan Zheng, Junzhong Xu, Chaoyang Jin, Xiaoyu Jiang, Qi Yang
Beijing Chaoyang Hospital, Capital Medical University, beijing, China
Impact: MR cytometry enables noninvasive microstructural characterization of ovarian tumors, enhancing diagnostic accuracy for distinguishing benign, malignant, and metastatic lesions while providing valuable insights into pathological aggressiveness and molecular features, potentially guiding personalized treatment strategies.
  Figure 561-05-004.  MR-guided HDR Brachytherapy in Cervical Cancer patients: Accurate and fast catheter positioning with real-time dosimetry
Majd Antaki, Borjan Gagoski, Yury Niatsetski, Bob van Veelen, Joost Schillings, Junghoon Lee, Marc Morcos, Michael Roumeliotis, Gayoung Kim, Junichi Tokuda, Ravi Seethamraju, Wolfgang Loew, Akila Viswanathan, Ehud Schmidt
Johns Hopkins University, Baltimore, United States of America
Impact: We improved MR-Tracked-High-Dose-Rate brachytherapy catheter insertion in cervical-cancer patients with faster tracking and incorporating intraprocedural on-line radiation-dosimetry that displays tumor-regions receiving insufficient dose or neighboring tissues receiving excessive dose, facilitating dose optimization in shorter catheter-insertion procedures.
  Figure 561-05-005.  Cervical Cancer Restriction Spectrum Imaging (RSI) Model applied on Clinical Diffusion Weighted Imaging (DWI) Data
Allison Bang, Cassandra Stoffer, Alexandra Schlein, Sheida Ebrahimi, Cora Chun, Jacqueline Loh, Tyler Seibert, Ana Rodríguez-Soto, Rebecca Rakow-Penner
University of California, San Diego, La Jolla, CA, United States of America, United States of America
Impact: Applying RSI modeling to clinical DWI (bmax=1000s/mm2) could enable advanced diffusion analysis without specialized multi-shell (bmax=3000s/mm2) acquisitions, supporting research and clinical translation, as it avoids the need for additional protocols.
  Figure 561-05-006.  CervFiT-AG3DNet: Cervical Cancer Segmentation from Time-series Dynamic Contrast Enhanced MRI using Deep Learning
Melikamu Liyih Sinishaw, Baijie Wang, Qian Yang, wei cui, Ye Li, Zhanli Hu, Xin Liu, Dong Liang, Hairong Zheng, Zhou Liu, Na Zhang
Paul C. Lauterbur Research Center for Biomedical Imaging, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China
Impact: Our deep learning approach effectively segments cervical cancer from a challenging 4D DCE-MRI dataset, achieving improved tumor segmentation accuracy. This work serves as a pioneering step toward advancing future research in automated cervical cancer analysis using time-dependent dynamic imaging data.
  Figure 561-05-007.  Impact of tract-specific and gestational age-dependent fiber modelling on spherical deconvolution in fetal diffusion MRI
Marina Di Stefano, Denis Peruzzo, Alexander Leemans, Sonja de Zwarte, Alberto De Luca
Scientific Insitute IRCCS Eugenio Medea, Bosisio Parini (LC), Italy
Impact: Conventional spherical deconvolution methods —using a constant fiber model—are suboptimal in fetuses, where white matter is heterogeneous and rapidly maturing. Calibrating on mature pathways like the corpus callosum results in sharper FODs that better resolve fiber crossings.
  Figure 561-05-008.  Diffusion MRI based Myometrium Tractography Quantitative Analysis for Detection of Placenta Accreta Spectrum disorders
Yu Zou, Qingqing Wen, Guohui Yan
Zhejiang University, Hangzhou, China
Impact: dMRI based myometrium tractography is a useful non-invasive tool and could provide complementary information to the existing anatomical features to improve the diagnosis of PAS disorders.
  Figure 561-05-009.  Measuring the spatial variation of blood flow across the placenta using phase contrast angiography
George Hutchinson, Amy Turnbull, Chris Bradley, Louise Dewick, Neele Dellschaft, Kate Walker, Lopa Leach, Penny Gowland
Sir Peter Mansfield Imaging Center, University of Nottingham, Nottingham, United Kingdom
Impact: This work investigated the blood flow across the placenta, describing the transit of blood across the organ. These quantitative data provide insights into placental function which are of use for mathematical modelling and understanding placental function.
  Figure 561-05-010.  Characterizing Placental Perfusion in Healthy Pregnancy and Fetal Growth Restriction with 3T IVIM and Velocity-Selective ASL
Sydney Williams, Angel Torrado-Carvajal, Laura Nunez-Gonzalez, Pablo Garcia-Polo, Susana Borromeo, Rita Regojo, Olga Nieto Velasco, luis Hernandez-Garcia, Manuel Recio-Rodríguez
Universidad Rey Juan Carlos, Móstoles, Spain
Impact: Fetal growth restriction (FGR) is a common pregnancy complication often caused by placental insufficiency. This study will characterize placental function using 3T DWI IVIM and Velocity-Selective ASL in healthy and FGR pregnancies, comparing to Doppler ultrasound and postnatal placental histopathology.
  Figure 561-05-011.  Placental blood-flow velocity quantification from diffusion MRI in Normal and Complicated Pregnancy
Zhuangjian Yang, Diana Cruz De Oliveira, Sonja Soskic, Lisa Story, Jo Hajnal, Jana Hutter, Shipley Rebecca, Daniel Alexander, Paddy Slator
University College London, London, United Kingdom
Impact: This method non-invasively assesses placental blood flow using existing diffusion Magnetic Resonance Imaging (dMRI) data, potentially enabling early identification of pregnancies at risk of complications (e.g., fetal growth restriction and pre-eclampsia), and extending to microvascular flow studies in other organs.
  Figure 561-05-012.  Early-Pregnancy Multi-Parametric Placental Imaging as a Possible Predictor of Infant Growth Faltering
Raymi Ramirez, Jennifer Kim, Carla Janzen, Sherin Devaskar, KyungHyun Sung
David Geffen School of Medicine, University of California Los Angeles, Los Angeles, United States of America
Impact: Early-pregnancy placental Multiparametric MRI (mpMRI) may classify infants at risk for poor growth in the first four months through placental shape and radiomic analysis, therefore enabling future studies centering early interventions evaluation in larger populations and at-risk infant monitoring.
  Figure 561-05-013.  Advanced intra-abdominal ectopic pregnancy at 32 weeks : Diagnostic value of MRI in a resource-limited setting.
Janvier Irakiza
king faisal hospital, Rwanda, Kigali, Rwanda
Impact: Early radiological recognition of intra-abdominal ectopic pregnancy improves diagnostic accuracy, prevents life-threatening complications, and guides timely surgical or interventional management. These findings enhance clinician awareness, refine imaging protocols, and open avenues for studying predictive radiological markers to improve maternal outcomes.

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