Publications by authors named "Constantin Dreher"

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Analysis of metabolic liver function and MR-morphological cholestatic parameters after SBRT of liver metastases.
Constantin Dreher, Paulina Wojtal, Maren Johann, Alicia S Bicu, Lena Kaestner

Radiat Oncol· October 2025

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Advanced HyperSight™ imaging for patients with adaptive SBRT of prostate cancer: a longitudinal analysis of tissue demarcation.
Ralf Schmidt, Thanh Nguyen, Alicia S Bicu, Paula Cvachovec, Victor Siefert, Constantin Dreher

Radiat Oncol· October 2025

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A cone-beam computed tomography based workflow for online adaptive ultra-hypofractionated radiotherapy of prostate cancer.
Miriam Eckl, Nour Alfakhori, Marvin Willam, Hans Oppitz, Constantin Dreher

Phys Imaging Radiat Oncol· October 2025

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Structured Magnetic Resonance Imaging Assessment Improves Diagnosis of Pathological Complete Response in Rectal Cancer after Neoadjuvant Chemoradiation.
Moying Li, Tobias Dieckmann, Florian Herrle, Ralf-Dieter Hofheinz, Thomas Hielscher, Constantin Dreher

Oncol Res Treat· September 2025

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Longitudinal stability of HyperSight-CBCT based radiomic features in patients with CT guided adaptive SBRT for prostate cancer.
Paula Cvachovec, Alicia S Bicu, Ralf Schmidt, Victor Siefert, Miriam Eckl, Constantin Dreher

Sci Rep· May 2025

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Analysis of intra-fractional surface motion during adaptive radiation therapy and relation of internal vs. external position for prostate cancer.
Fernanda Macedo-Jiménez, Iris Kalisch, Anna Simeonova-Chergou, Judit Boda-Heggemann, Jens Fleckenstein, Constantin Dreher

Radiat Oncol· April 2025

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Pituitary metastasis arising from hepatocellular carcinoma: a case report and update of the literature.
Isaac Rodriguez, Lena Vogel, Constantin Dreher, Asan Cherkezov, Frank Giordano

Z Gastroenterol· July 2024

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Long-term characterization of MRI-morphologic alterations after active motion-compensated liver SBRT: a multi-institutional pooled analysis.
Constantin Dreher, Gustavo R Sarria, Georgia Miebach, Christel Weiss, Daniel Buergy

Acta Oncol· March 2023

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Pancreatic imaging using diffusivity mapping - Influence of sequence technique on qualitative and quantitative analysis.
Anoshirwan Andrej Tavakoli, Constantin Dreher, Anna Mlynarska, Tristan Anselm Kuder, Regula Gnirs

Clin Imaging· March 2022

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Liver SBRT with active motion-compensation results in excellent local control for liver oligometastases: An outcome analysis of a pooled multi-platform patient cohort.
Susanne Stera, Georgia Miebach, Daniel Buergy, Constantin Dreher, Frank Lohr

Radiother Oncol· May 2021

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Radiomics for liver tumours.
Constantin Dreher, Philipp Linde, Judit Boda-Heggemann, Bettina Baessler

Strahlenther Onkol· October 2020

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Advanced Diffusion-Weighted Abdominal Imaging: Qualitative and Quantitative Comparison of High and Ultra-High b-Values for Lesion Detection and Image Quality.
Constantin Dreher, Tristan Anselm Kuder, Franziska König, Daniel Paech, Andrej Tavakoli

Invest Radiol· May 2020

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Modulating Diffusion-Weighted Magnetic Resonance Imaging for Screening in Oncologic Tertiary Prevention: A Prospective Ex Vivo and In Vivo Study.
Constantin Dreher, Tristan Anselm Kuder, Franziska König, Daniel Paech, Andrej Tavakoli

Invest Radiol· November 2019

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Relaxation-compensated amide proton transfer (APT) MRI signal intensity is associated with survival and progression in high-grade glioma patients.
Daniel Paech, Constantin Dreher, Sebastian Regnery, Jan-Eric Meissner, Steffen Goerke

Eur Radiol· September 2019

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Incidental dose distribution to locoregional lymph nodes of breast cancer patients undergoing adjuvant radiotherapy with tomotherapy - is it time to adjust current contouring guidelines to the radiation technique?
Michael Mayinger, Kai Joachim Borm, Constantin Dreher, Hendrik Dapper, Marciana-Nona Duma

Radiat Oncol· August 2019

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Chemical exchange saturation transfer (CEST) signal intensity at 7T MRI of WHO IV° gliomas is dependent on the anatomic location.
Constantin Dreher, Johanna Oberhollenzer, Jan-Eric Meissner, Johannes Windschuh, Patrick Schuenke

J Magn Reson Imaging· March 2019

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Abbreviated MRI Protocols in Breast Cancer Diagnostics.
Katerina Deike-Hofmann, Franziska Koenig, Daniel Paech, Constantin Dreher, Stefan Delorme

J Magn Reson Imaging· March 2019

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Assessing the predictability of IDH mutation and MGMT methylation status in glioma patients using relaxation-compensated multipool CEST MRI at 7.0 T.
Daniel Paech, Johannes Windschuh, Johanna Oberhollenzer, Constantin Dreher, Felix Sahm

Neuro Oncol· November 2018

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Chemical exchange saturation transfer MRI serves as predictor of early progression in glioblastoma patients.
Sebastian Regnery, Sebastian Adeberg, Constantin Dreher, Johanna Oberhollenzer, Jan-Eric Meissner

Oncotarget· June 2018

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Prospective feasibility analysis of a novel off-line approach for MR-guided radiotherapy.
Tilman Bostel, Asja Pfaffenberger, Stefan Delorme, Constantin Dreher, Gernot Echner

Strahlenther Onkol· May 2018

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Clinical Rationale and Indications for Particle Therapy.
Constantin Dreher, Stephanie E Combs

Prog Tumor Res· April 2018

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Evaluation of the tumor movement and the reproducibility of two different immobilization setups for image-guided stereotactic body radiotherapy of liver tumors.
Constantin Dreher, Markus Oechsner, Michael Mayinger, Stefanie Beierl, Marciana-Nona Duma

Radiat Oncol· January 2018

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Effective radiotherapeutic treatment intensification in patients with pancreatic cancer: higher doses alone, higher RBE or both?
Constantin Dreher, Daniel Habermehl, Oliver Jäkel, Stephanie E Combs

Radiat Oncol· December 2017

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Optimization of Carbon Ion Treatment Plans by Integrating Tissue Specific α/β-Values for Patients with Non-Resectable Pancreatic Cancer.
Constantin Dreher, Christian Scholz, Mira Pommer, Stephan Brons, Hannah Prokesch

PLoS One· May 2017

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Metabolic liver function after stereotactic body radiation therapy for hepatocellular carcinoma.
Constantin Dreher, Katrine I Høyer, Mette Marie Fode, Daniel Habermehl, Stephanie E Combs

Acta Oncol· July 2016

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