Research Topics
| Johannes T HeverhagenSummaryAffiliation: Philipps University Country: Germany Publications
| Collaborators
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Detail Information
Publications
MR imaging for acute lower abdominal and pelvic painJohannes T Heverhagen
Department of Diagnostic Radiology, Philipps University Marburg, University Hospital Giessen and Marburg, Baldinger Strasse, 35033 Marburg, Germany
Radiographics 29:1781-96. 2009..Therefore, MR imaging should be considered as an excellent imaging modality for the evaluation of these patients...- Diagnostic accuracy of magnetic resonance imaging: a prospective evaluation of patients with suspected appendicitis (diamond)Johannes T Heverhagen
Department of Diagnostic Radiology, Philipps University, Marburg, Germany
J Magn Reson Imaging 35:617-23. 2012..To show the effect of standard magnetic resonance imaging (MRI) in patients with suspected appendicitis on negative laparotomy and perforation rate. Moreover, the economic impact on hospital resources was evaluated... - Prospective evaluation of the value of magnetic resonance imaging in suspected acute sigmoid diverticulitisJohannes T Heverhagen
Department of Diagnostic Radiology, Philipps University Marburg, Marburg, Germany
Dis Colon Rectum 51:1810-5. 2008..The purpose of this study was to prospectively investigate patients with suspected acute colonic diverticulitis and to provide sensitivity, specificity, and interobserver agreement in a blinded trial... - Diffusion tensor imaging in episodic cluster headacheMichael Teepker
Department of Neurology, Philipps University of Marburg, Marburg, Germany
Headache 52:274-82. 2012..Therefore, we used DTI to delineate microstructural changes in patients with CH in a headache-free state... - Prospective comparison of image quality and diagnostic accuracy of 0.5 molar gadobenate dimeglumine and 1.0 molar gadobutrol in contrast-enhanced run-off magnetic resonance angiography of the lower extremitiesMarina Achenbach
Department of Diagnostic Radiology, Philipps University Marburg, University Hospital Giessen and Marburg GmbH, Marburg, Germany
J Magn Reson Imaging 32:1166-71. 2010..To compare image quality and diagnostic accuracy of 0.5 molar gadobenate dimeglumine and 1.0 molar gadobutrol in contrast-enhanced (CE) magnetic resonance angiography (MRA) of the lower extremities interindividually... 
The impact of the dosage of intravenous gadolinium-chelates on the vascular signal intensity in MR angiographyJohannes T Heverhagen
Department of Diagnostic Radiology, University Hospital, Philipps University, Baldingerstr, Marburg, 35033, Germany
Eur Radiol 17:626-37. 2007..However, an increase in contrast agent dosage increases vessel contrast. Our findings suggest that a single dose single station investigation seems to be sufficient for high quality abdominal MRA...- Prospective evaluation of the diagnostic accuracy of secretin-enhanced magnetic resonance cholangiopancreaticography in suspected chronic pancreatitisEric Schlaudraff
Department of Diagnostic Radiology, Philipps University, Marburg, Germany
Magn Reson Imaging 26:1367-73. 2008..73 to 0.84. While MRCP already provides high sensitivity and specificity, application of secretin increases both values and the reliability of the diagnosis further... - DNA double-strand breaks after percutaneous transluminal angioplastyDominik Geisel
Department of Diagnostic Radiology, Philipps University Marburg, Baldingerstrasse, 35043 Marburg, Germany
Radiology 248:852-9. 2008.... - Real-time visualization of altered gastric motility by magnetic resonance imaging in patients with Parkinson's diseaseMarcus M Unger
Department of Neurology, Philipps University Marburg, Marburg, Germany
Mov Disord 25:623-8. 2010..Further studies in drug-naïve PD patients are required to determine the discriminatory power and validity of this technique in PD... - Smart near-infrared imaging probes--a quantum leap for early detection of colorectal cancer?Johannes T Heverhagen
Department of Diagnostic Radiology, Philipps University Marburg, University HospitalGiessen and Marburg, Baldinger Strasse 35033, Marburg, Germany
Radiology 244:1-2. 2007 - Pancreatic transplants: noninvasive evaluation with secretin-augmented mr pancreatography and MR perfusion measurements--preliminary resultsJohannes T Heverhagen
Department of Diagnostic Radiology, University Hospital, Philipps University, Marburg, Germany
Radiology 233:273-80. 2004..Secretin-augmented MR pancreatography combined with MR perfusion measurements may aid in differentiation between patients with and those without graft dysfunction... - The presence of iodinated contrast agents amplifies DNA radiation damage in computed tomographyCaroline Pathe
Department of Diagnostic Radiology, Philipps University, Marburg, Germany
Contrast Media Mol Imaging 6:507-13. 2011..Individual patient characteristics and biological dosimetry applications, e.g. the analysis of γH2Ax-foci, have to be considered... - Determination of hemispheric dominance with mental rotation using functional transcranial Doppler sonography and FMRIKatja Hattemer
Department of Neurology, Interdisciplinary Epilepsy Center, Philipps University Marburg, Marburg, Germany
J Neuroimaging 21:16-23. 2011.... - Novel approach to complex pulmonary arteriovenous malformation embolization using detachable coils and Amplatzer vascular plugsWalter Hundt
Department of Radiology, Philipps University Marburg, Baldingerstrasse 35043, Marburg, Germany
Eur J Radiol 81:e732-8. 2012.... - Irradiation-dependent effects on tumor perfusion and endogenous and exogenous hypoxia markers in an A549 xenograft modelEmmanouil Fokas
Department of Radiotherapy and Radiation Oncology, University Hospital Marburg, Medical Faculty of Philipps University, Marburg, Germany
Int J Radiat Oncol Biol Phys 77:1500-8. 2010..We analyzed IR-dependent changes in hypoxia and perfusion in A549 human lung adenocarcinoma xenografts... 
A 20-channel receive-only mouse array coil for a 3 T clinical MRI systemBoris Keil
Department of Diagnostic Radiology, University Hospital, Philipps University, Marburg, Germany
Magn Reson Med 66:584-95. 2011..G-factor measurements indicate that the coil is well suited to acquire highly accelerated images...- Accuracy of MRI volume measurements of breast lesions: comparison between automated, semiautomated and manual assessmentMarga B Rominger
Department of Radiology, Philipps University, Baldingerstrasse, 35033 Marburg, Germany
Eur Radiol 19:1097-107. 2009..9%), MVM (2.3 +/- 38.2% and 8.6 +/- 31.8%) and MDM (33.9 +/- 128.4% and 9.3 +/- 55.9%). SAVM is more accurate for volume assessment of breast lesions than MDM and AVM. Volume measurement is less accurate for malignant than benign lesions... - Molecular gastrin receptor localisation in mice using high-resolution SPET-MRI image fusionTino Schurrat
Department of Nuclear Medicine, Philipps-University of Marburg, Marburg, Germany
Eur J Nucl Med Mol Imaging 30:800. 2003 - Functionalisation of PLLA nanofiber scaffolds using a possible cooperative effect between collagen type I and BMP-2: impact on colonization and bone formation in vivoMarkus D Schofer
Department of Orthopedics and Rheumatology, University Hospital Marburg, Baldingerstraße, 35043, Marburg, Germany
J Mater Sci Mater Med 23:2227-33. 2012..However, this had no effect on bone formation. The reason for this seems to be an unbalanced colonization of the scaffolds with cells, due to insufficient pore size... - Classification of acute and delayed contrast media-induced reactions: proposal of a three-step systemIngrid Böhm
Department of Diagnostic Radiology, Philipps University of Marburg, Marburg, Germany
Contrast Media Mol Imaging 7:537-41. 2012..The 3SS may facilitate better understanding of the clinical manifestations of adverse CM reactions and may support the prevention of these reactions on the basis of personalized medicine approaches... - Diffusion tensor imaging in idiopathic REM sleep behavior disorder reveals microstructural changes in the brainstem, substantia nigra, olfactory region, and other brain regionsMarcus M Unger
Department of Neurology, Philipps Universitat Marburg, Marburg, Germany
Sleep 33:767-73. 2010.... - Localisation and staging of gastrin producing tumours using cross-sectional imaging modalitiesKlaus Jochen Klose
Department of Diagnostic Radiology, University Hospital Giessen and Marburg GmbH, Marburg, Germany
Wien Klin Wochenschr 119:588-92. 2007..Due to the absent radiation exposure, MRI is increasingly utilized to monitor the response of metastases under systemic therapy, e.g. in clinical trials...