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MRI-Derived Pancreatic Fat Fraction Is Independently Associated with Intraductal Papillary Mucinous Neoplasms: A
Sedat Çiçek1, Delyadil Karakaş Kılıç2, Selman Çetin1
1Department of Gastroenterology, Fırat University, Elazig 23119, Türkiye.
Diagnostics (Basel, Switzerland)
|July 28, 2026
Summary
Increased pancreatic fat fraction, measured by MRI, is strongly associated with intraductal papillary mucinous neoplasms (IPMN). This quantitative assessment shows promise as a biomarker for detecting IPMN, a precursor to pancreatic cancer.
Area of Science:
- Gastroenterology
- Radiology
- Oncology
Background:
- Intraductal papillary mucinous neoplasms (IPMNs) are recognized as precancerous lesions of the pancreas.
- Early detection of IPMNs is crucial for preventing pancreatic cancer progression.
Purpose of the Study:
- To investigate the association between MRI-derived pancreatic fat fraction and the presence of IPMN.
- To evaluate the diagnostic performance of pancreatic fat fraction in distinguishing IPMN from non-IPMN individuals.
Main Methods:
- A retrospective case-control study involving 60 IPMN patients and 120 controls.
- Pancreatic MRI with proton density fat fraction (PDFF) imaging was utilized.
- Pancreatic fat fraction was quantified in different pancreatic regions and a mean value was calculated.
Main Results:
- Patients with IPMN were older and exhibited distinct biochemical profiles compared to controls.
- Significantly elevated pancreatic fat fraction was observed in all pancreatic regions for the IPMN group.
- Mean pancreatic fat fraction demonstrated excellent diagnostic performance (AUC = 0.968) for IPMN detection.
Conclusions:
- Pancreatic fat fraction is significantly higher in individuals with IPMN.
- MRI-derived pancreatic fat fraction is an independent predictor of IPMN presence.
- Quantitative assessment of pancreatic fat fraction using MRI serves as a valuable imaging biomarker for IPMN detection.
