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  1. Article

    Open Access

    Dual-energy computed tomography in acute ischemic stroke: state-of-the-art

    Dual-energy computed tomography (DECT) allows distinguishing between tissues with similar X-ray attenuation but different atomic numbers. Recent studies demonstrated that this technique has several areas of ap...

    Stephanie Mangesius, Tanja Janjic, Ruth Steiger, Lukas Haider in European Radiology (2021)

  2. Article

    Open Access

    Supernumerary kidneys: a clinical and radiological analysis of nine cases

    A supernumerary kidney (SK) is an additional kidney with its own capsule and blood supply that is not fused with the ipsilateral kidney (IK). Because individual case reports indicate a high morbidity rate, the...

    Peter Rehder, Rafael Rehwald, Julia M. Böhm, Astrid E. Grams in BMC Urology (2019)

  3. No Access

    Chapter and Conference Paper

    Towards Quantifying Neurovascular Resilience

    Whilst grading neurovascular abnormalities is critical for prompt surgical repair, no statistical markers are currently available for predicting the risk of adverse events, such as stroke, and the overall resi...

    Stefano Moriconi, Rafael Rehwald in Machine Learning and Medical Engineering f… (2019)

  4. Article

    Open Access

    Improved visualisation of early cerebral infarctions after endovascular stroke therapy using dual-energy computed tomography oedema maps

    The aim was to investigate whether dual-energy computed tomography (DECT) reconstructions optimised for oedema visualisation (oedema map; EM) facilitate an improved detection of early infarctions after endovas...

    Astrid Ellen Grams, Tanja Djurdjevic, Rafael Rehwald, Thomas Schiestl in European Radiology (2018)

  5. Article

    Open Access

    Prognostic factors in endovascular treated pelvic haemorrhage after blunt trauma

    Angioembolization is the method of choice for treating haemorrhage after blunt pelvic trauma. The aim of this study was to determine technical factors related to endovascular procedures which might be related ...

    Rafael Rehwald, Elisabeth Schönherr, Johannes Petersen, Hans-Christian Jeske in BMC Surgery (2017)

  6. Article

    Open Access

    Prediction of infarction development after endovascular stroke therapy with dual-energy computed tomography

    After intraarterial recanalisation (IAR), the haemorrhage and the blood-brain barrier (BBB) disruption can be distinguished using dual-energy computed tomography (DECT). The aim of the present study was to inv...

    Tanja Djurdjevic, Rafael Rehwald, Michael Knoflach in European Radiology (2017)

  7. Article

    Open Access

    Systemic air embolism causing acute stroke and myocardial infarction after percutaneous transthoracic lung biopsy – a case report

    The air embolism in this case was likely to have been caused by positioning the patient in a prone position, which was associated with the lesion to be biopsied being at a maximum height over the left atrium. ...

    Rafael Rehwald, Alexander Loizides in Journal of Cardiothoracic Surgery (2016)

  8. Article

    Open Access

    Correlation between degenerative spine disease and bone marrow density: a retrospective investigation

    Spondylosis leads to an overestimation of bone mineral density (BMD) with dual-energy x-ray absorptiometry (DXA) but not with quantitative computed tomography (QCT). The correlation between degenerative change...

    Astrid Ellen Grams, Rafael Rehwald, Alexander Bartsch, Sarah Honold in BMC Medical Imaging (2016)