Quantification of liver, pancreas, kidney, and vertebral body MRI-PDFF in non-alcoholic fatty liver disease

Verfasser / Beitragende:
[Ilkay Idilman, Ali Tuzun, Berna Savas, Atilla Elhan, Azim Celik, Ramazan Idilman, Musturay Karcaaltincaba]
Ort, Verlag, Jahr:
2015
Enthalten in:
Abdominal Imaging, 40/6(2015-08-01), 1512-1519
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00261-015-0385-0  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00261-015-0385-0 
245 0 0 |a Quantification of liver, pancreas, kidney, and vertebral body MRI-PDFF in non-alcoholic fatty liver disease  |h [Elektronische Daten]  |c [Ilkay Idilman, Ali Tuzun, Berna Savas, Atilla Elhan, Azim Celik, Ramazan Idilman, Musturay Karcaaltincaba] 
520 3 |a Purpose: The purpose of the present study was to determine liver, pancreas, kidney, and vertebral fat deposition in NAFLD patients by proton density fat fraction (PDFF) using magnetic resonance imaging (MRI) and to evaluate the relationships among them. Methods: A total of 41 biopsy-proven NAFLD patients underwent MRI-PDFF with IDEAL-IQ. MRI protocol included T1-independent volumetric multi-echo gradient-echo imaging with T2* correction and spectral fat modeling. The MR examinations were performed on a 1.5 HDx MRI system. MRI-PDFF measurements were obtained from liver, pancreas, renal cortex and sinus, and vertebral body. Liver biopsy specimens were retrieved from the archives and evaluated by one pathologist according to NASH CRN. Results: The median age of the patients was 47years. The median interval between liver biopsy and MRI examination was 16days. Mean liver, pancreas, renal cortex, renal sinus, T12 and L1 vertebral body MRI-PDFFs were 18.7%, 5.7%, 1.7%, 51%, 43.2%, and 43.5%, respectively. No correlation between either liver MRI-PDFF or histological steatosis, and other organ MRI-PDFFs was observed. A good correlation between pancreas and vertebral body MRI-PDFFs, and pancreas and renal sinus MRI-PDFFs was observed. Diabetic patients had higher average pancreas MRI-PDFF compared to non-diabetics (12.2%, vs., 4.8%; P=0.028). Conclusions: Pancreas and vertebral body MRI-PDFF is well correlated in NAFLD patients and both of them are higher in diabetic patients which may explain increased bone fractures in diabetics. MRI-PDFF can be used to demonstrate fat fractions of different organs and tissues and to understand fat metabolism. 
540 |a Springer Science+Business Media New York, 2015 
690 7 |a Non-alcoholic fatty liver disease  |2 nationallicence 
690 7 |a MRI-PDFF  |2 nationallicence 
690 7 |a Pancreas  |2 nationallicence 
690 7 |a Kidney  |2 nationallicence 
690 7 |a Vertebral body  |2 nationallicence 
700 1 |a Idilman  |D Ilkay  |u Department of Radiology, Faculty of Medicine, Hacettepe University, 06100, Ankara, Turkey  |4 aut 
700 1 |a Tuzun  |D Ali  |u Department of Gastroenterology, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
700 1 |a Savas  |D Berna  |u Department of Pathology, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
700 1 |a Elhan  |D Atilla  |u Department of Biostatistics, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
700 1 |a Celik  |D Azim  |u General Electric Healthcare, Istanbul, Turkey  |4 aut 
700 1 |a Idilman  |D Ramazan  |u Department of Gastroenterology, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
700 1 |a Karcaaltincaba  |D Musturay  |u Department of Radiology, Faculty of Medicine, Hacettepe University, 06100, Ankara, Turkey  |4 aut 
773 0 |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/6(2015-08-01), 1512-1519  |x 0942-8925  |q 40:6<1512  |1 2015  |2 40  |o 261 
856 4 0 |u https://doi.org/10.1007/s00261-015-0385-0  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00261-015-0385-0  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Idilman  |D Ilkay  |u Department of Radiology, Faculty of Medicine, Hacettepe University, 06100, Ankara, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tuzun  |D Ali  |u Department of Gastroenterology, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Savas  |D Berna  |u Department of Pathology, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Elhan  |D Atilla  |u Department of Biostatistics, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Celik  |D Azim  |u General Electric Healthcare, Istanbul, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Idilman  |D Ramazan  |u Department of Gastroenterology, Faculty of Medicine, Ankara University, Ankara, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Karcaaltincaba  |D Musturay  |u Department of Radiology, Faculty of Medicine, Hacettepe University, 06100, Ankara, Turkey  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/6(2015-08-01), 1512-1519  |x 0942-8925  |q 40:6<1512  |1 2015  |2 40  |o 261