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Role of Diffusion-Weighted Magnetic Resonance Imaging inDetecting and Characterizing Benign and Malignant LiverTumors in Adults

DINA HAMZAWY, M.Sc.; MEDHAT MADBOULY, M.D., SHIMAA DESOUKY, M.D.; MONA HASSAN, M.D., AHMED ABDELSAMIE, M.D.; HAMED EL-GHAWABY, M.D.
2021 The Medical journal of Cairo University  
Aim of Study: To assess the role of diffusion-weighted magnetic resonance imaging (DWI) in detection and characterization of hepatic focal lesions, and its value in differentiating benign from malignant  ...  of solid liver lesions.  ...  This finding was also stated by Kele and Van der Jagt, 2010, where they stated that in spite of the increasing number of studies dealing with quantitative measurements of ADC in liver lesions, there are  ... 
doi:10.21608/mjcu.2021.153793 fatcat:zr5ys44wnvczvn7y6hsbsvc7ei

The Efficacy of MRI in the diagnostic workup of cystic fibrosis-associated liver disease: A clinical observational cohort study

Sarah Poetter-Lang, Katharina Staufer, Pascal Baltzer, Dietmar Tamandl, Dina Muin, Nina Bastati, Emina Halilbasic, Jacqueline C. Hodge, Michael Trauner, Lili Kazemi-Shirazi, Ahmed Ba-Ssalamah
2018 European Radiology  
Purpose To identify independent imaging features and establish a diagnostic algorithm for diagnosis of cystic fibrosis (CF)associated liver disease (CFLD) in CF patients compared to controls using gadoxetic  ...  Controls (patients with normal liver enzymes and only benign focal liver lesions) were divided accordingly (27:13).  ...  Acknowledgements Open access funding provided by Medical University of Vienna.  ... 
doi:10.1007/s00330-018-5650-5 pmid:30054796 fatcat:ltouli22kvbspgvibsywudoaue

Focal Liver Lesions [chapter]

Wolfgang Schima, Richard Baron
2010 Diseases of the Abdomen and Pelvis 2010–2013  
In this chapter, we will highlight imaging of focal liver lesions, focusing on the use of MDCT and MR imaging for disease detection and characterization.  ...  DWI is also now routinely performed in liver imaging. Its main clinical benefit is the detection of focal liver lesions, which may be missed on conventional and contrast-enhanced imaging sequences.  ... 
doi:10.1007/978-88-470-1637-8_9 fatcat:66wys272azbsrnfowjdcogdbwm

Focal Liver Lesions [chapter]

Wolfgang Schima, Dow-Mu Koh, Richard Baron
2018 IDKD Springer Series  
In this chapter, we will highlight imaging of focal liver lesions, focusing on the use of MDCT and MR imaging for disease detection and characterization.  ...  DWI is also now routinely performed in liver imaging. Its main clinical benefit is the detection of focal liver lesions, which may be missed on conventional and contrast-enhanced imaging sequences.  ... 
doi:10.1007/978-3-319-75019-4_17 fatcat:d5obfjinpzhkbk2msewtyz7kjq

Focal Liver Lesions [chapter]

Wolfgang Schima, Richard Baron
2014 Diseases of the Abdomen and Pelvis 2014–2017  
In this chapter, we will highlight imaging of focal liver lesions, focusing on the use of MDCT and MR imaging for disease detection and characterization.  ...  DWI is also now routinely performed in liver imaging. Its main clinical benefit is the detection of focal liver lesions, which may be missed on conventional and contrast-enhanced imaging sequences.  ... 
doi:10.1007/978-88-470-5659-6_12 fatcat:gjf4pkqnknh4zmygg6j4ezgvc4

Diffusion-weighted imaging of the liver: an update

N. Bharwani, D.M. Koh
2013 Cancer Imaging  
Diffusion-weighted magnetic resonance imaging (DW-MRI) is now widely used as a standard imaging sequence for evaluation of the liver.  ...  The technique is easy to implement across different MRI platforms, and results in enhanced disease detection and characterization.  ...  [99] 24 SPIO DWI þ T1/T2 resulted in highest detection rate compared with SPIOenhanced imaging 2008 Koh et al.  ... 
doi:10.1102/1470-7330.2013.0019 pmid:23598460 pmcid:PMC3629892 fatcat:julmroirdnfelbcmcm47urv6ha

Proceedings of the meeting "Update in abdominal and uro genital imaging", Bruges, 6-8 September 2012

S Thomas, PR Ros
2012 The Belgian Journal of Radiology  
Recent advances in hepatic imaging techniques have drawn particular attention to detection and characterization of liver lesions.  ...  Optimal imaging diagnosis of hepatic lesions surely depends on the understanding of currently available modalities and its tailored application in consideration of clinical information.  ...  Recent advances in hepatic imaging techniques have drawn particular attention to detection and characterization of liver lesions.  ... 
doi:10.5334/jbr-btr.739 fatcat:jlmchhz3d5ghbifkipwkoyupqe

Is diffusion weighted imaging adding value in diagnosis of focal hepatic lesions? Experience in 50 patients

Doaa Mokhtar Mohamed Emara, Fouad Serag El-Din Mohamed, Ahmed Hamimi Abdullah, Mona Abdel-Hadi Ibrahim, Mohamed Eid Ibrahim, Ehab Mostafa Hassouna
2014 Alexandria Journal of Medicine  
Aim of the work: To assess the role of DWI as a routine sequence in a MRI study to help in differentiating liver lesions.  ...  Conclusions: DWI should be included as a basic sequence in the routine MRI study of the liver as it helps in diagnosis and so reaching a final diagnosis or at least trying to narrow the list of differential  ...  Results of a study by Low et al. 20 have shown increased detection of metastatic lesions with a combination of DWI and precontrast T1-and T2-weighted imaging.  ... 
doi:10.1016/j.ajme.2013.03.012 fatcat:bgenciir5jb5ddqnxskjwbirui

Diffusion weighted imaging in the liver

Petra G Kele
2010 World Journal of Gastroenterology  
DWI is useful in the detection of hepatocellular carcinoma in the cirrhotic liver and detection of liver metastases in oncological patients.  ...  With assessment of ADC values, DWI proved to be helpful in characterization of focal liver lesions.  ...  DWI IN THE LIVER There are an increasing number of studies dealing with quantitative measurements of ADC in liver lesions, but A B C D there are as many discrepancies in the reported ADC values (Table  ... 
doi:10.3748/wjg.v16.i13.1567 pmid:20355235 pmcid:PMC2848365 fatcat:zxg7l3utlbco7oyjydsxiqvbmq

Micro-morphological feature visualization, auto-classification, and evolution quantitative analysis of tumors by using SR-PCT

Gong-Xiang Wei, Yun-Yan Liu, Xue-Wen Ji, Qiao-Xin Li, Yan Xing, Yan-Ling Xue, Hui-Qiang Liu
2021 Cancer Medicine  
The micro-pathomophological relationship of liver tumor angiogenesis and progression were revealed by quantitatively analyzing the microscopic changes of texture and grayscale features screened by a machine  ...  However, the multiscale three-dimensional nondestructive pathological visualization, measurement, and quantitative analysis are still a challenging for the medical imaging and diagnosis.  ...  In this study, the AlexNet-based DCNN was employed to perform the automated classification of eight types of tumor lesions (T1-T8, depicted in next section), extracted, and generalized from image characteristics  ... 
doi:10.1002/cam4.3796 pmid:33682368 fatcat:3btx6meb4bapna4axhq3djmzwe

MRI Phenotype in Renal Cancer

Naomi Campbell, Andrew B. Rosenkrantz, Ivan Pedrosa
2014 Topics in Magnetic Resonance Imaging (TMRI)  
State-of-the-art magnetic resonance imaging (MRI) provides a comprehensive assessment of renal lesions that includes multiple forms of tissue contrast as well as functional parameters, which in turn provides  ...  In this article, we review this evolving and increasingly comprehensive role of MRI in the detection, characterization, perioperative evaluation, and assessment of the treatment response of renal neoplasms  ...  The precontrast image set of the dynamic T1-weighted acquisition allows the detection of intrinsic T1 hyperintensity within renal lesions, indicative of hemorrhagic or proteinaceous content.  ... 
doi:10.1097/rmr.0000000000000019 pmid:24690616 pmcid:PMC4484274 fatcat:xyp4qgpqr5fdhmhnkzcmwyvbiq

Imaging and Screening of Kidney Cancer

Alberto Diaz de Leon, Ivan Pedrosa
2017 The Radiologic clinics of North America  
prognosis of cystic renal neoplasms.  ...  In this article, we provide a brief review of the epidemiologic, clinical, and imaging features of RCC and the potential role of screening in selected high-risk populations.  ...  Gradient-recalled echo (GRE) techniques allow for rapid imaging and adequate SNR and can be used to acquire 2-D T1-weighted in-phase (IP) and opposed-phase (OP) images for detection of intralesional fat  ... 
doi:10.1016/j.rcl.2017.06.007 pmid:28991563 pmcid:PMC5669050 fatcat:k6sftvrf7jcgvplgb5rhvxadaq

Non-neoplastic diseases of the fallopian tube: MR imaging with emphasis on diffusion-weighted imaging

Pietro Valerio Foti, Noemi Ognibene, Saveria Spadola, Rosario Caltabiano, Renato Farina, Stefano Palmucci, Pietro Milone, Giovanni Carlo Ettorre
2016 Insights into Imaging  
Qualitative and quantitative functional imaging with DWI can be of help in characterization of tubaric diseases, provided that findings are interpreted in conjunction with those obtained with conventional  ...  With recent advances in MRI, along with conventional MR sequences, diffusion-weighted imaging (DWI) sequences are available and may improve lesion characterization by discriminating the nature of the content  ...  It can help to detect, characterize, and perform follow-up of tumours, and allows detection and grading of liver fibrosis and cirrhosis, detection of abscesses, and evaluation of inflammatory bowel disease  ... 
doi:10.1007/s13244-016-0484-7 pmid:26992404 pmcid:PMC4877350 fatcat:34vucwz2wbavtk6svba62iyh2i

ESGAR 2015 Book of Abstracts

2015 Insights into Imaging  
Results: Hyperintensity on baseline T2W imaging was detected in 20/21 IAs and in 3/10 FNHs. Lesion scar on baseline T2W imaging was specific for FNH diagnosis.  ...  The reduction rate of T1 relaxation time (rrT1) between pre-and post-contrast images and the liver volumeassisted index of T1 reduction rate (LVrrT1) were evaluated.  ...  Kim; Seoul/KR Purpose: To describe the image findings, clinical course, and implications of sloughing of biliary tumor thrombi of HCC after chemoembolization.  ... 
doi:10.1007/s13244-015-0412-2 pmid:26104122 pmcid:PMC4485664 fatcat:pgp6jvdjkjho5mbxei2gi5lvja

ESGAR 2012 Book of Abstracts

2012 Insights into Imaging  
of cystic pancreatic lesions.  ...  and chemical shift MR imaging in quantitative analysis and follow-up of fatty liver F.  ...  Portal phase enhanced CT images were obtained using DE technique. For quantitative analysis, CT numbers were measured on the stone, liver and GB.  ... 
doi:10.1007/s13244-012-0171-2 pmid:22855401 pmcid:PMC3481061 fatcat:madv7l2ovfaxzoyguwgymls4d4
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