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List of works by Ahmed Othman

Advanced Virtual Monoenergetic Imaging: Improvement of Visualization and Differentiation of Intramuscular Lesions in Portal-Venous-phase Contrast-enhanced Dual-energy CT

scientific article published on 14 March 2019

Advocating neuroimaging studies of transmitter release in human physical exercise challenges studies.

scientific article published on 06 September 2010

Baseline clinical and imaging predictors of treatment response and overall survival of patients with metastatic melanoma undergoing immunotherapy

scientific article published on 22 October 2019

Clinical Impact of Ventilation Duration in Patients with Stroke Undergoing Interventional Treatment under General Anesthesia: The Shorter the Better?

scientific article published on 28 January 2016

Comparison of different population-averaged arterial-input-functions in dynamic contrast-enhanced MRI of the prostate: Effects on pharmacokinetic parameters and their diagnostic performance

scientific article published on 17 December 2015

Continuous Hepatic Arterial Multiphase Magnetic Resonance Imaging During Free-Breathing

scientific article published on 01 October 2018

Cost-effectiveness of Endovascular Therapy for Acute Ischemic Stroke: A Systematic Review of the Impact of Patient Age

scientific article published on 12 June 2018

Crossed cerebellar diaschisis in acute ischemic stroke: Impact on morphologic and functional outcome.

scientific article published in January 2017

Diagnostic Accuracy of Simulated Low-Dose Perfusion CT to Detect Cerebral Perfusion Impairment after Aneurysmal Subarachnoid Hemorrhage: A Retrospective Analysis

scientific article published on 8 January 2018

Diagnostic performance of different perfusion algorithms for the detection of angiographical spasm.

scientific article published on 2 February 2018

Dose Reduction and Dose Management in Computed Tomography - State of the Art.

scientific article published on 13 March 2018

Dual energy computed tomography virtual monoenergetic imaging: technique and clinical applications

scientific article published on 09 April 2019

Early Imaging Prediction of Malignant Cerebellar Edema Development in Acute Ischemic Stroke.

scientific article published on 7 July 2017

Effect of Noise-Optimized Monoenergetic Postprocessing on Diagnostic Accuracy for Detecting Incidental Pulmonary Embolism in Portal-Venous Phase Dual-Energy Computed Tomography.

scientific article published on 19 August 2016

Effect of Temporal Resolution on Diagnostic Performance of Dynamic Contrast-Enhanced Magnetic Resonance Imaging of the Prostate

scientific article published on 25 November 2015

Effect of a novel denoising technique on image quality and diagnostic accuracy in low-dose CT in patients with suspected appendicitis

scientific article published on 02 May 2019

Effect of reduced z-axis scan coverage on diagnostic performance and radiation dose of neck computed tomography in patients with suspected cervical abscess.

scientific article

Effects of Radiation Dose Reduction on Diagnostic Accuracy of Abdominal CT in Young Adults with Suspected Acute Diverticulitis: A Retrospective Intraindividual Analysis

scientific article published on 26 September 2018

Effects of radiation dose reduction in Volume Perfusion CT imaging of acute ischemic stroke.

scientific article published on 23 April 2015

Endovascular stentectomy using the snare over stent-retriever (SOS) technique: An experimental feasibility study

scientific article

Enhanced reading time efficiency by use of automatically unfolded CT rib reformations in acute trauma.

scientific article published on 19 July 2015

Evaluation of reduced-dose CT for acute non-traumatic abdominal pain: evaluation of diagnostic accuracy in comparison to standard-dose CT

scientific article published on 13 April 2017

Evaluation of whole body Ultralow-Dose CT for the assessment of ventriculoperitoneal shunt complications: an experimental ex-vivo study in a swine model

scientific article published on 19 February 2015

Fast Abdominal Contrast-Enhanced Imaging With High Parallel-Imaging Factors Using a 60-Channel Receiver Coil Setup: Comparison With The Standard Coil Setup

scientific article published on 01 October 2018

Feasibility of CAIPIRINHA-Dixon-TWIST-VIBE for dynamic contrast-enhanced MRI of the prostate.

scientific article published on 22 August 2015

Feasibility of accelerated simultaneous multislice diffusion-weighted MRI of the prostate

scientific article published on 15 February 2017

Feasibility of combined surgical and endovascular carotid access for interventional treatment of ischemic stroke

scientific article published on 15 June 2015

Feasibility of self-gated isotropic radial late-phase MR imaging of the liver

scientific article

Hemangiopericytoma/solitary fibrous tumor of the greater omentum: A case report and review of the literature

scientific article published on 21 April 2016

High-Pitch Low-Dose Whole-Body Computed Tomography for the Assessment of Ventriculoperitoneal Shunts in a Pediatric Patient Model: An Experimental Ex Vivo Study in Rabbits

scientific article published on 17 August 2015

Imaging of Cholangiocarcinoma ⬇️

scientific article published on 6 December 2016

Imaging of Ventriculoperitoneal Shunt Complications: Comparison of Whole Body Low-Dose Computed Tomography and Radiographic Shunt Series.

scientific article

Imaging of gastrointestinal melanoma metastases: Correlation with surgery and histopathology of resected specimen.

scientific article published on 17 October 2016

Impact of Radiation Dose Reduction in Abdominal Computed Tomography on Diagnostic Accuracy and Diagnostic Performance in Patients with Suspected Appendicitis: An Intraindividual Comparison

scientific article

Impact of dual-energy CT post-processing to differentiate venous thrombosis from iodine flux artefacts

scientific article published on 04 June 2018

Impact of helmet use in equestrian-related traumatic brain injury: a matched-pairs analysis.

scientific article

Impact of image denoising on image quality, quantitative parameters and sensitivity of ultra-low-dose volume perfusion CT imaging

scientific article

Implant-specific follow-up imaging of treated intracranial aneurysms: TOF-MRA vs. metal artifact reduced intravenous flat panel computed tomography angiography (FPCTA).

scientific article published on 12 August 2017

Implementation of a 5-Minute Magnetic Resonance Imaging Screening Protocol for Prostate Cancer in Men With Elevated Prostate-Specific Antigen Before Biopsy.

scientific article published on 26 October 2017

Improvement of Endovascular Stroke Treatment: A 24-Hour Neuroradiological On-Site Service Is Not Enough.

scientific article published on 4 January 2018

Infarct fogging on immediate postinterventional CT-a not infrequent occurrence

scientific article published on 03 August 2017

Long Term Outcome after Application of the Angio-Seal Vascular Closure Device in Minipigs

scientific article

Low-Dose Volume-Perfusion CT of the Brain: Effects of Radiation Dose Reduction on Performance of Perfusion CT Algorithms.

scientific article published on 15 December 2015

MRI Appearance of Intracerebral Iodinated Contrast Agents: Is It Possible to Distinguish Extravasated Contrast Agent from Hemorrhage?

scientific article published on 31 March 2016

Metal artifact reduction for flat panel detector intravenous CT angiography in patients with intracranial metallic implants after endovascular and surgical treatment

scientific article published on 07 September 2015

Minimally Invasive Monitoring of Chronic Central Venous Catheter Patency in Mice Using Digital Subtraction Angiography (DSA).

scientific article published on 22 June 2015

Monoenergetic Dual-energy Computed Tomographic Imaging: Cardiothoracic Applications.

scientific article published on 14 February 2017

Noise-optimized monoenergetic post-processing improves visualization of incidental pulmonary embolism in cancer patients undergoing single-pass dual-energy computed tomography.

scientific article published on 9 January 2017

Optimisation of window settings for traditional and noise-optimised virtual monoenergetic imaging in dual-energy computed tomography pulmonary angiography.

scientific article published on 10 October 2017

Optimized Fast Dynamic Contrast-Enhanced Magnetic Resonance Imaging of the Prostate: Effect of Sampling Duration on Pharmacokinetic Parameters.

scientific article published on 7 October 2015

Precision of T2 TSE MRI-CT-image fusions based on gold fiducials and repetitive T2 TSE MRI-MRI-fusions for adaptive IGRT of prostate cancer by using phantom and patient data

scientific article published on 28 September 2018

Prediction of Postoperative Risks in Laparoscopic Partial Nephrectomy Using RENAL, Mayo Adhesive Probability and Renal Pelvic Score.

scientific article published in March 2017

Radiation dose reduction in perfusion CT imaging of the brain: A review of the literature.

scientific article published on 06 October 2015

Reduced scan range abdominopelvic CT in patients with suspected acute appendicitis - impact on diagnostic accuracy and effective radiation dose

scientific article published on 11 January 2019

Scan time minimization in hepatic diffusion-weighted imaging: evaluation of the simultaneous multislice acceleration technique with different acceleration factors and gradient preparation schemes.

scientific article published on 2 April 2016

Scan time reduction in diffusion-weighted imaging of the pancreas using a simultaneous multislice technique with different acceleration factors: How fast can we go?

scientific article published on 13 November 2017

Schnell progredientes, rupturiertes Pseudoaneurysma eines renalen Angiomyolipoms bei einer Patientin mit tuberöser Sklerose

scientific article published on 19 July 2016

Self-gated 4D-MRI of the liver: Initial clinical results of continuous multiphase imaging of hepatic enhancement.

scientific article published on 8 June 2017

Spinal Epidural Arteriovenous Fistula with Perimedullary Venous Reflux: Clinical and Neuroradiologic Features of an Underestimated Vascular Disorder

scientific article published on 18 October 2018

Spinal dual-energy computed tomography: improved visualisation of spinal tumorous growth with a noise-optimised advanced monoenergetic post-processing algorithm.

scientific article

Temporary Stent-Assisted Coil Embolization as a Treatment Option for Wide-Neck Aneurysms.

scientific article published on 4 May 2017

Transfer of stroke patients impairs eligibility for endovascular stroke treatment.

scientific article published on 15 September 2017

Value of computed tomography texture analysis for prediction of perioperative complications during laparoscopic partial nephrectomy in patients with renal cell carcinoma.

scientific article

Virtual non-enhanced dual-energy CT reconstruction may replace true non-enhanced CT scans in the setting of suspected active hemorrhage

scientific article published on 28 October 2018

Volume perfusion CT imaging of cerebral vasospasm: diagnostic performance of different perfusion maps.

scientific article published on 18 May 2016

Weekend effect in endovascular stroke treatment: do treatment decisions, procedural times, and outcome depend on time of admission?

scientific article published on 18 March 2016

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