J. Biederer

ORCID: 0000-0003-4295-3451
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About
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Research Areas
  • Lung Cancer Diagnosis and Treatment
  • Atomic and Subatomic Physics Research
  • Medical Imaging Techniques and Applications
  • Advanced MRI Techniques and Applications
  • Radiomics and Machine Learning in Medical Imaging
  • Advanced Radiotherapy Techniques
  • Medical Imaging and Pathology Studies
  • Advanced X-ray and CT Imaging
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • MRI in cancer diagnosis
  • Sarcoidosis and Beryllium Toxicity Research
  • Vasculitis and related conditions
  • Advanced NMR Techniques and Applications
  • Lung Cancer Treatments and Mutations
  • Inhalation and Respiratory Drug Delivery
  • Radiation Dose and Imaging
  • Nuclear Physics and Applications
  • Pleural and Pulmonary Diseases
  • Congenital Diaphragmatic Hernia Studies
  • Spine and Intervertebral Disc Pathology
  • Medical Imaging and Analysis
  • Radiation Therapy and Dosimetry
  • Infectious Diseases and Tuberculosis
  • Renal and Vascular Pathologies

Kiel University
2000-2024

German Center for Lung Research
2013-2024

University Hospital Heidelberg
2013-2024

Heidelberg University
2013-2024

University of Latvia
2019-2024

Heidelberger Institut für Radioonkologie
2017

Klinikum Darmstadt
2016

German Cancer Research Center
2006-2014

Merck (Germany)
2014

University of Toronto
2014

Among the modalities for lung imaging, proton magnetic resonance imaging (MRI) has been latest to be introduced into clinical practice. Its value replace X-ray and computed tomography (CT) when radiation exposure or iodinated contrast material is contra-indicated well acknowledged: i.e. paediatric patients pregnant women scientific use. One of reasons why MRI still rarely used, except in a few centres, lack consistent protocols customised needs.This article makes non-vendor-specific protocol...

10.1007/s13244-011-0146-8 article EN cc-by Insights into Imaging 2012-02-12

Proton magnetic resonance imaging (MRI) has recently emerged as a clinical tool to image the lungs. This paper outlines current technical aspects of MRI pulse sequences, radiofrequency (RF) coils and system requirements needed for pulmonary parenchyma vasculature. Lung techniques are presented "technical toolkit", from which MR protocols will be composed in subsequent papers comprehensive lung disease function (parts 2 3). is pitched at scientists, technicians radiologists who interested...

10.1007/s13244-012-0176-x article EN cc-by Insights into Imaging 2012-06-12

Abstract This document from the European Society of Thoracic Imaging (ESTI) and Radiology (ESR) discusses role imaging in long-term follow-up COVID-19 patients, to define which patients may benefit imaging, what modalities protocols should be used. Insights into features encountered on computed tomography (CT) scans potential pitfalls are discussed possible areas for future review research also included. Key Points • Post-COVID-19 pneumonia changes mainly consistent with prior organizing...

10.1007/s00330-021-08317-7 article EN cc-by European Radiology 2021-10-29

10.1102/1470-7330.2008.0018 article EN Cancer Imaging 2008-01-01

To compare the image quality and lesion contrast of lung MRI using 5 different pulse sequences at 1.5 T 3 T. Lung was performed which have been previously proposed for MRI: 3D volumetric interpolated breath-hold examination (VIBE), true fast imaging with steady-state precession (TrueFISP), half-Fourier single-shot turbo spin-echo (HASTE), short tau inversion recovery (STIR), T2-weighted (TSE). In addition to 4 healthy volunteers, porcine lungs were examined in a dedicated chest phantom....

10.1097/01.rli.0000261926.86278.96 article EN Investigative Radiology 2007-05-16

In this study, we developed a new setup for the validation of clinical workflows in adaptive radiation therapy, which combines dynamic ex vivo porcine lung phantom and three-dimensional (3D) polymer gel dosimetry. The consists an artificial PMMA-thorax contains post mortem explanted to arbitrary breathing patterns can be applied. A tumor was simulated using PAGAT (polyacrylamide gelatin fabricated at atmospheric conditions) dosimetry gel, evaluated three dimensions by magnetic resonance...

10.1088/1361-6560/aa51b1 article EN Physics in Medicine and Biology 2016-12-29

A method of four-dimensional (4D) magnetic resonance imaging (MRI) has been implemented and evaluated. It consists retrospective sorting slice stacking two-dimensional (2D) images using an external signal for motion monitoring the object to be imaged. The presented aims determine tumour trajectories based on a that is appropriate movement target volume during radiotherapy such radiation delivery can adapted movement. For evaluation 4D-MRI method, it applied dynamic lung phantom, which...

10.1088/0031-9155/52/18/n02 article EN Physics in Medicine and Biology 2007-09-04

Purpose: The purpose of this study was to describe a characteristic magnetic resonance imaging (MRI) appearance lymphadenopathy in sarcoidosis—the dark lymph node sign (DLNS)—and determine its prevalence retrospective review cardiopulmonary MRI examinations obtained patients with sarcoidosis. Materials and Methods: Fifty-one adult clinical history sarcoidosis were evaluated thoracic during 15-month span; 29 men, 22 women. average age 53.7±11.2 years. Patients considered have the DLNS on if...

10.1097/rti.0b013e3182a4378b article EN Journal of Thoracic Imaging 2013-10-23
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