Full Text Journal Articles by
Author Christian Hohl

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The Real-World CONSEQUENT ALL COMERS Study: Predictors for Target Lesion Revascularization and Mortality in an Unselected Patient Population.

Ralf Langhoff, Jawed Arjumand, Matthias Waliszewski, Peter Reimer, Dirk Härtel, Christian Hohl, Werner Raut, Sebastian Romani, Jesús Alós, Esaú Martínez, Albrecht Schmidt, Shaiful Azmi Yahya, Hadi Riazi, Grigorios Korosoglou,

We evaluated the safety and efficacy of a resveratrol-paclitaxel-coated peripheral balloon catheter in an all-comer patient cohort undergoing endovascular treatment of above-the-knee and below-the-knee peripheral artery disease. CONSEQUENT ALL COMERS (Clinical Post-Market Clinical Follow-up [PMCF] on Peripheral Arteries treated with SeQuent Please OTW [Over-the Wire]) is a prospective, single-arm, multicenter ... Read more >>

Angiology (Angiology)
[2021, :3319721997314]

Cited: 0 times

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Phenoliner: A New Field Phenotyping Platform for Grapevine Research.

Anna Kicherer, Katja Herzog, Nele Bendel, Hans-Christian Klück, Andreas Backhaus, Markus Wieland, Johann Christian Rose, Lasse Klingbeil, Thomas Läbe, Christian Hohl, Willi Petry, Heiner Kuhlmann, Udo Seiffert, Reinhard Töpfer,

In grapevine research the acquisition of phenotypic data is largely restricted to the field due to its perennial nature and size. The methodologies used to assess morphological traits and phenology are mainly limited to visual scoring. Some measurements for biotic and abiotic stress, as well as for quality assessments, are ... Read more >>

Sensors (Basel) (Sensors (Basel, Switzerland))
[2017, 17(7):]

Cited: 4 times

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Pain Reduction in the Recanalization of Chronic Iliofemoral Venous Occlusion with a New Scoring Balloon: A Retrospective Series in 10 Consecutive Patients.

Christian Hohl, Anders Bro, Ronald Bruce Friedberg,

Rofo (RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin)
[2017, 189(11):1086-1089]

Cited: 0 times

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White Paper: Curriculum in Interventional Radiology.

Andreas H Mahnken, Arno Bücker, Christian Hohl, Ansgar Berlis,

<b>Purpose</b> Scope and clinical importance of interventional radiology markedly evolved over the last decades. Consequently it was acknowledged as independent subspecialty by the "European Union of Medical Specialists" (UEMS). Based on radiological imaging techniques Interventional Radiology is an integral part of Radiology. <b>Materials und Methods</b> In 2009 the German Society for Interventional ... Read more >>

Rofo (RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin)
[2017, 189(4):309-311]

Cited: 2 times

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Early detection of acute mesenteric ischemia using diffusion-weighted 3.0-T magnetic resonance imaging in a porcine model.

Robin Sebastian Bruhn, Martina Susanne Distelmaier, Miriam Hellmann-Sokolis, Amjad Naami, Christiane Katharina Kuhl, Christian Hohl,

<h4>Purpose</h4>The aim of this study was to investigate if 3.0-T diffusion-weighted magnetic resonance imaging (MRI) can be used for early detection of acute occlusive and nonocclusive mesenteric ischemia.<h4>Materials and methods</h4>In this study, approved by the official committee on animal affairs, proximal (occlusive) mesenteric ischemia and peripheral (nonocclusive) mesenteric ischemia were ... Read more >>

Invest Radiol (Investigative radiology)
[2013, 48(4):231-237]

Cited: 9 times

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Experimental investigation of the elasticity of the human diaphragm.

Gerhard Steinau, Christian Hohl, Andreas Prescher, Daniel Kaemmer, Gabriele Böhm,

<h4>Background</h4>Traumatic diaphragmatic ruptures affect mainly the left side. In an experimental study in human corpses we examined the stretch behaviour of the left and right diaphragmatic halves.<h4>Methods</h4>In a total of 8 male and 8 female corpses each diaphragmatic half was divided into 4 different segments. Each segments stretch behaviour was ... Read more >>

BMC Surg (BMC surgery)
[2010, 10:5]

Cited: 2 times

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Prospective evaluation of image quality with use of a patient image gallery for dose reduction in pediatric 16-MDCT.

Dagmar Honnef, Joachim E Wildberger, Gabriel Haras, Christian Hohl, Gundula Staatz, Rolf W Günther, Andreas H Mahnken,

<h4>Objective</h4>The purposes of this study were to evaluate prospective adjustment of dose settings in pediatric 16-MDCT by use of computer-simulated images in a patient image gallery and to compare the dose reduction achieved with that of standard pediatric protocols.<h4>Subjects and methods</h4>The image gallery consisted of images from weight-dependent sample examinations ... Read more >>

AJR Am J Roentgenol (AJR. American journal of roentgenology)
[2008, 190(2):467-473]

Cited: 3 times

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Assessment of global left and right ventricular function using dual-source computed tomography (DSCT) in comparison to MRI: an experimental study in a porcine model.

Philipp Bruners, Andreas H Mahnken, Christian Knackstedt, Nadja Luhmann, Elmar Spüntrup, Marco Das, Christian Hohl, Joachim E Wildberger, Thomas Schmitz-Rode, Rolf W Günther, Georg Mühlenbruch,

<h4>Objective</h4>We sought to evaluate the ability of retrospectively ECG-gated dual-source computed tomography (DSCT) to assess left (LV) and right ventricular (RV) functional parameters in comparison to 1.5 T magnetic resonance imaging (MRI).<h4>Materials and methods</h4>Ten domestic pigs (60 kg) underwent both contrast-enhanced cardiac DSCT and cardiac MRI using standardized examination protocols ... Read more >>

Invest Radiol (Investigative radiology)
[2007, 42(11):756-764]

Cited: 18 times

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Magnetic resonance-guided angioplasty with delivery of contrast-media doped solutions to the vessel wall: an experimental study in swine.

Gabriele A Krombach, Martin Wehner, Alberto Perez-Bouza, Linda Kaimann, Sylvia Kinzel, Thorsten Plum, Daniel Schibur, Michael Friebe, Rolf W Günther, Christian Hohl,

<h4>Objectives</h4>To assess the feasibility of magnetic resonance (MR)-guided delivery of a solution containing contrast-medium and immediate online monitoring of its distribution to the vessel wall during MR-guided angioplasty in peripheral arteries.<h4>Materials and methods</h4>In 3 pigs, the feasibility of MR-guided atraumatic delivery of a solution containing contrast-medium and tissue dye (0.05 ... Read more >>

Invest Radiol (Investigative radiology)
[2008, 43(7):530-537]

Cited: 9 times

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Dose reduction during CT fluoroscopy: phantom study of angular beam modulation.

Christian Hohl, Christoph Suess, Joachim E Wildberger, Dagmar Honnef, Marco Das, Georg Mühlenbruch, Andreas Schaller, Rolf W Günther, Andreas H Mahnken,

<h4>Purpose</h4>To prospectively evaluate, in a phantom, the dose reductions achievable by using angular beam modulation (ABM) during computed tomographic (CT) fluoroscopy-guided thoracic interventions.<h4>Materials and methods</h4>To enable measurement of organ doses and effective patient dose, a female Alderson-Rando phantom was equipped with thermoluminescent dosimeters (TLDs) in 41 positions, with three TLDs ... Read more >>

Radiology (Radiology)
[2008, 246(2):519-525]

Cited: 36 times

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Dual-source computed tomography for assessing cardiac function: a phantom study.

Andreas H Mahnken, Herbert Bruder, Christoph Suess, Georg Mühlenbruch, Philipp Bruners, Christian Hohl, Rolf W Guenther, Joachim E Wildberger,

<h4>Purpose</h4>To investigate the influence of heart rate and temporal resolution on the assessment of global ventricular function with dual-source computed tomography (DSCT).<h4>Materials and methods</h4>A dynamic cardiac phantom was repeatedly scanned with a DSCT scanner applying a standardized scan protocol at different heart rates, ranging from 40 to 140 bpm. Images ... Read more >>

Invest Radiol (Investigative radiology)
[2007, 42(7):491-498]

Cited: 24 times

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Evaluation of automated attenuation-based tube current adaptation for coronary calcium scoring in MDCT in a cohort of 262 patients.

Georg Mühlenbruch, Christian Hohl, Marco Das, Joachim E Wildberger, Christoph Suess, Ernst Klotz, Thomas Flohr, Ralf Koos, Christoph Thomas, Rolf W Günther, Andreas H Mahnken,

The aim of our study was to evaluate attenuation-based tube current adaptation in coronary calcium scoring using ECG-gated multi-detector-row CT (MDCT). A total of 262 patients underwent non-enhanced cardiac MDCT. Group 1 was scanned using a standard protocol with 120 kV and 150 mAs(eff). Groups 2-4 were scanned using an ... Read more >>

Eur Radiol (European radiology)
[2007, 17(7):1850-1857]

Cited: 12 times

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Evaluation of aortocoronary bypass stents with cardiac MDCT compared with conventional catheter angiography.

Georg Mühlenbruch, Andreas H Mahnken, Marco Das, Rüdiger Blindt, Christian Hohl, Joachim E Wildberger, Rolf W Günther, Harald P Kühl, Ralf Koos,

<h4>Objective</h4>The objective of our study was to determine the accuracy of 16-MDCT for evaluation of stent patency and in-stent stenosis in venous coronary bypass grafts.<h4>Subjects and methods</h4>Fourteen patients who had previous stent placements in stenosed venous coronary bypass grafts underwent contrast-enhanced MDCT of the heart (collimation, 16 x 0.75 mm; ... Read more >>

AJR Am J Roentgenol (AJR. American journal of roentgenology)
[2007, 188(2):361-369]

Cited: 8 times

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The accuracy of 1- and 3-mm slices in coronary calcium scoring using multi-slice CT in vitro and in vivo.

Georg Mühlenbruch, Ernst Klotz, Joachim E Wildberger, Ralf Koos, Marco Das, Matthias Niethammer, Christian Hohl, Dagmar Honnef, Christoph Thomas, Rolf W Günther, Andreas H Mahnken,

The accuracy of coronary calcium scoring using 16-row MSCT comparing 1- and 3-mm slices was assessed. A thorax phantom with calcium cylinder inserts was scanned applying a non-enhanced retrospectively ECG-gated examination protocol: collimation 12 x 0.75 mm; 120 kV; 133 mAs(eff). Thirty-eight patients were examined using the same scan protocol. ... Read more >>

Eur Radiol (European radiology)
[2007, 17(2):321-329]

Cited: 16 times

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Value of virtual tracheobronchoscopy and bronchography from 16-slice multidetector-row spiral computed tomography for assessment of suspected tracheobronchial stenosis in children.

Dagmar Honnef, Joachim E Wildberger, Marco Das, Christian Hohl, Andreas H Mahnken, Michael Barker, Rolf W Günther, Gundula Staatz,

<h4>Purpose</h4>To evaluate the value of dose-reduced 16-slice multidetector-row spiral computed tomography (16-MDCT) using virtual tracheobronchoscopy (VTB) and virtual bronchography (VBG) in children with suspected tracheobronchial stenosis.<h4>Materials and methods</h4>12 children (4 d to 3 years, body weight 1.2 kg to 13.5 kg) with stridor and suspected tracheobronchial stenosis were examined by ... Read more >>

Eur Radiol (European radiology)
[2006, 16(8):1684-1691]

Cited: 14 times

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Global left ventricular function in cardiac CT. Evaluation of an automated 3D region-growing segmentation algorithm.

Georg Mühlenbruch, Marco Das, Christian Hohl, Joachim E Wildberger, Daniel Rinck, Thomas G Flohr, Ralf Koos, Christian Knackstedt, Rolf W Günther, Andreas H Mahnken,

The purpose was to evaluate a new semi-automated 3D region-growing segmentation algorithm for functional analysis of the left ventricle in multislice CT (MSCT) of the heart. Twenty patients underwent contrast-enhanced MSCT of the heart (collimation 16 x 0.75 mm; 120 kV; 550 mAseff). Multiphase image reconstructions with 1-mm axial slices ... Read more >>

Eur Radiol (European radiology)
[2006, 16(5):1117-1123]

Cited: 48 times

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Influence of heart rate and temporal resolution on left-ventricular volumes in cardiac multislice spiral computed tomography: a phantom study.

Andreas H Mahnken, Christian Hohl, Christoph Suess, Herbert Bruder, Georg Mühlenbruch, Marco Das, Rolf W Günther, Joachim E Wildberger,

<h4>Purpose</h4>We sought to investigate the influence of heart rate and temporal resolution on the assessment of left-ventricular (LV) function with multislice spiral computed tomography (CT).<h4>Material and methods</h4>A dynamic cardiac phantom was repeatedly scanned with a 64-slice CT scanner using a standardized scan protocol (64 x 0.6 mm, 120kV, 770mAs(eff), 330 ... Read more >>

Invest Radiol (Investigative radiology)
[2006, 41(5):429-435]

Cited: 25 times

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Low tube voltage improves computed tomography imaging of delayed myocardial contrast enhancement in an experimental acute myocardial infarction model.

Andreas H Mahnken, Philipp Bruners, Georg Mühlenbruch, Melanie Emmerich, Christian Hohl, Rolf W Günther, Joachim E Wildberger,

<h4>Objective</h4>We sought to evaluate the influence of tube voltage on the visualization of acute myocardial infarction (MI) in cardiac multislice spiral computed tomography (MSCT).<h4>Materials and methods</h4>Acute MI was induced in 12 domestic pigs by a 45-minute balloon occlusion of the left anterior descending artery. Delayed enhancement magnetic resonance imaging was ... Read more >>

Invest Radiol (Investigative radiology)
[2007, 42(2):123-129]

Cited: 47 times

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Coronary artery calcium scoring with multislice computed tomography: in vitro assessment of a low tube voltage protocol.

Christoph K Thomas, Georg Mühlenbruch, Joachim E Wildberger, Christian Hohl, Marco Das, Rolf W Günther, Andreas H Mahnken,

<h4>Objectives</h4>We sought to compare an 80-kVp coronary calcium scoring protocol with the standard protocol of 120 kVp in terms of accuracy and reproducibility and to assess its dose reduction potential.<h4>Materials and method</h4>An anthropomorphic heart phantom with calcium cylinders was scanned with different tube currents at 80 kVp and 120 kVp ... Read more >>

Invest Radiol (Investigative radiology)
[2006, 41(9):668-673]

Cited: 28 times

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Radiation dose reduction to the male gonads during MDCT: the effectiveness of a lead shield.

Christian Hohl, Andreas H Mahnken, Ernst Klotz, Marco Das, Achim Stargardt, Georg Mühlenbruch, Thorsten Schmidt, Rolf W Günther, Joachim E Wildberger,

<h4>Objective</h4>Our study was designed to quantify the effect of a standard gonad shield on the testicular radiation exposure due to scatter during routine abdominopelvic MDCT.<h4>Subjects and methods</h4>Routine abdominopelvic MDCT was performed in 34 patients with gonadal lead shielding and 32 patients without this shielding; the testes were not exposed to ... Read more >>

AJR Am J Roentgenol (AJR. American journal of roentgenology)
[2005, 184(1):128-130]

Cited: 28 times

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Effect of varying slice thickness on coronary calcium scoring with multislice computed tomography in vitro and in vivo.

Georg Mühlenbruch, Christoph Thomas, Joachim E Wildberger, Ralf Koos, Marco Das, Christian Hohl, Marcus Katoh, Rolf W Günther, Andreas H Mahnken,

<h4>Objectives</h4>To compare coronary calcium scoring results (calcium volume, calcium mass, Agatston score, and number of lesions) of different slice thicknesses using a 16-slice CT (MSCT) scanner.<h4>Materials and methods</h4>A nonmoving anthropomorphic thorax phantom with calcium cylinders of different sizes and densities was scanned 30 times with repositioning applying a standardized retrospectively ... Read more >>

Invest Radiol (Investigative radiology)
[2005, 40(11):695-699]

Cited: 27 times

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Diagnostic accuracy of phase-inversion tissue harmonic imaging versus fundamental B-mode sonography in the evaluation of focal lesions of the kidney.

Thorsten Schmidt, Christian Hohl, Patrick Haage, Marcus Blaum, Dagmar Honnef, Claudia Weibeta, Gundula Staatz, R W Günther,

<h4>Objective</h4>We compared phase-inversion tissue harmonic imaging with fundamental B-mode sonography in the evaluation of focal lesions of the kidney.<h4>Subjects and methods</h4>For our prospective study, 114 patients underwent sonography of the kidneys in both modes, fundamental B-mode sonography and phase-inversion tissue harmonic imaging, in a randomly chosen scanning order. Imaging parameters ... Read more >>

AJR Am J Roentgenol (AJR. American journal of roentgenology)
[2003, 180(6):1639-1647]

Cited: 30 times

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Use of a nonmetallic guide wire for magnetic resonance-guided coronary artery catheterization.

Arno Buecker, Elmar Spuentrup, Thomas Schmitz-Rode, Sylvia Kinzel, Jochen Pfeffer, Christian Hohl, Joop J van Vaals, Rolf W Günther,

<h4>Rationale and objectives</h4>Metallic guide wires can be subject to substantial heating when used in the magnetic resonance (MR) environment. Therefore, animal experiments were performed to test the feasibility of a non-metallic and MR-safe guide wire with passive markers for catheterization of coronary arteries under MR guidance.<h4>Materials and methods</h4>Self-made guide wires ... Read more >>

Invest Radiol (Investigative radiology)
[2004, 39(11):656-660]

Cited: 30 times

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Phase-inversion tissue harmonic imaging compared with conventional B-mode ultrasound in the evaluation of pancreatic lesions.

Christian Hohl, Thorsten Schmidt, Patrick Haage, Dagmar Honnef, Marcus Blaum, Gundula Staatz, Rolf W Guenther,

The aim of this study was to compare the diagnostic sensitivity, specificity, and image quality of conventional B-mode US (BM) and phase-inversion tissue harmonic imaging (PTHI) regarding pancreatic pathology. In a prospective study, 107 patients, aged between 28 and 85 years, underwent US examinations of the pancreas with both BM ... Read more >>

Eur Radiol (European radiology)
[2004, 14(6):1109-1117]

Cited: 30 times

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