Ahmed Ba‐Ssalamah

ORCID: 0000-0002-3527-404X
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About
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Research Areas
  • Liver Disease Diagnosis and Treatment
  • Hepatocellular Carcinoma Treatment and Prognosis
  • Liver Disease and Transplantation
  • MRI in cancer diagnosis
  • Pancreatic and Hepatic Oncology Research
  • Gastric Cancer Management and Outcomes
  • Advanced MRI Techniques and Applications
  • Radiomics and Machine Learning in Medical Imaging
  • Esophageal Cancer Research and Treatment
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Gallbladder and Bile Duct Disorders
  • Liver Diseases and Immunity
  • Esophageal and GI Pathology
  • Pancreatitis Pathology and Treatment
  • Hepatitis B Virus Studies
  • Pediatric Hepatobiliary Diseases and Treatments
  • Genetic and Kidney Cyst Diseases
  • Neuroendocrine Tumor Research Advances
  • Colorectal Cancer Treatments and Studies
  • Gastrointestinal Tumor Research and Treatment
  • Gastrointestinal disorders and treatments
  • Medical Imaging Techniques and Applications
  • Lanthanide and Transition Metal Complexes
  • Lung Cancer Diagnosis and Treatment
  • Gastroesophageal reflux and treatments

Medical University of Vienna
2016-2025

Vienna General Hospital
2015-2025

University of Ottawa
2025

Manchester Royal Infirmary
2023

ESCP Business School
2023

Boehringer Ingelheim (Austria)
2019

European Society of Radiology
2018

Klinik und Poliklinik für Nuklearmedizin
2015-2017

Comprehensive Cancer Center Vienna
2016-2017

Klinikum Klagenfurt
2017

The management of patients with IBD requires evaluation objective tools, both at the time diagnosis and throughout course disease, to determine location, extension, activity severity inflammatory lesions, as well as, potential existence complications. Whereas endoscopy is a well-established uniformly performed diagnostic examination, implementation radiologic techniques for assessment still heterogeneous; variations in technical aspects degrees experience preferences exist across countries...

10.1016/j.crohns.2013.02.020 article EN other-oa Journal of Crohn s and Colitis 2013-04-16

To develop a consensus and provide updated recommendations on liver MR imaging the clinical use of liver-specific contrast agents. The European Society Gastrointestinal Abdominal Radiology (ESGAR) formed multinational panel experts, selected basis literature review their leadership in field imaging. A modified Delphi process was adopted to draft list statements. Descriptive Cronbach’s statistics were used rate levels agreement internal reliability consensus. Three rounds conducted 76...

10.1007/s00330-015-3900-3 article EN cc-by-nc European Radiology 2015-07-20

PET/MRI has recently been introduced into clinical practice. We prospectively investigated the impact of compared with PET/CT, in a mixed population cancer patients, and performed an economic evaluation PET/MRI. Cancer patients referred for routine staging or follow-up by PET/CT underwent consecutive PET/MRI, using single applications [18F]FDG, [68Ga]Ga-DOTANOC, [18F]FDOPA, depending on tumor histology. were rated separately, lesions assessed per anatomic region; based regions,...

10.1007/s00259-019-04452-y article EN cc-by European Journal of Nuclear Medicine and Molecular Imaging 2019-08-13

To evaluate the diagnostic performance of imaging features gadoxetic acid-enhanced magnetic resonance (MR) to differentiate among hepatocellular adenoma (HCA) subtypes by using histopathologic results new immunophenotype and genotype classification correlate enhancement pattern on hepatobiliary phase (HBP) with degrees expression organic anion transporting polypeptide (OATP1B1/3), multidrug resistance-associated protein 2 (MRP) (MRP2), MRP 3 (MRP3) transporters.This retrospective study was...

10.1148/radiol.2015142366 article EN Radiology 2015-05-18

Abstract Background and Aims Cholestasis is associated with disease severity worse outcome in COVID‐19. Cases of secondary sclerosing cholangitis (SSC) after severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) infection have been described. Approach Results Hospitalized patients COVID‐19 between 03/2020 07/2021 were included. Patients stratified as having (i) no chronic liver (CLD), (ii) non‐advanced CLD (non‐ACLD), or (iii) advanced (ACLD). non–COVID‐19 pneumonia matched to a...

10.1002/hep.32582 article EN cc-by-nc Hepatology 2022-05-21

Liver-specific MRI is a fast-growing field, with technological and protocol advancements providing more robust imaging allowing greater depth of information per examination. This article reports the evidence for, expert thinking on, current challenges in liver-specific MRI, as discussed at 7th International Forum for Liver which was held Shanghai, China, October 2013.Topics included role gadoxetic acid-enhanced differentiation focal nodular hyperplasia from hepatocellular adenoma small...

10.1007/s00330-015-3873-2 article EN cc-by-nc European Radiology 2015-06-12

To compare the diagnostic performance (detection, local staging) of multiphasic 64-detector row computed tomography (CT) with that gadobenate dimeglumine-enhanced 3.0-T magnetic resonance (MR) imaging in patients suspected having pancreatic cancer.The institutional review board approved this prospective study, and all provided written informed consent. Multidetector CT MR were performed 89 (48 women aged 46-89 years [mean, 65.6 years] 41 men 46-86 65.3 years]) cancer on basis findings from...

10.1148/radiol.11101189 article EN Radiology 2011-03-26

Purpose To evaluate the diagnostic performance of gadoxetic acid–enhanced magnetic resonance (MR) imaging in staging liver fibrosis patients with diffuse chronic diseases (CLDs) and to investigate factors that may influence results. Materials Methods With approval Hospital Ethics Committee waiver informed consent requirement, data 102 histologically proven (classified according METAVIR system) various underlying causes were retrospectively analyzed. Patients underwent 3.0-T MR acid. The...

10.1148/radiol.13122482 article EN Radiology 2013-07-23

Purpose To determine whether gadoxetic acid–enhanced magnetic resonance (MR) imaging can be used to distinguish between simple steatosis and nonalcoholic steatohepatitis (NASH) in patients with fatty liver disease (NAFLD), defined according the activity fibrosis (SAF) scoring system, which is based on semiquantitative of fibrosis. Materials Methods The local institutional review committee approved this study waived written informed consent. This was a retrospective 3-T MR performed 81 NAFLD...

10.1148/radiol.14131890 article EN Radiology 2014-02-27

To determine if gadoxetic acid-enhanced magnetic resonance (MR) imaging with measurement of relative liver enhancement (RLE) on hepatobiliary phase images can allow preoperative assessment the risk failure after major resection.The local institutional review committee approved this retrospective analysis and waived written informed consent. The study included 73 patients (39 men; median age, 64.4 years) who underwent 3-T MR before resection three or more segments. RLE was calculated as ratio...

10.1148/radiol.13130210 article EN Radiology 2013-08-14

The 8th International Forum for Liver Magnetic Resonance Imaging (MRI), held in Basel, Switzerland, October 2017, brought together clinical and academic radiologists from around the world to discuss developments reach consensus on key issues field of gadoxetic acid–enhanced liver MRI since previous 2013. Two main themes were considered detail at Forum: use acid contrast-enhanced patients with cirrhosis technical performance MRI, both opportunities challenges. This article summarises expert...

10.1007/s00330-019-06369-4 article EN cc-by European Radiology 2019-08-05
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