Dr. Stefan Krass

  • Member of Management Board
  • Pulmonary Imaging and Radiooncology
  • Physicist

Publications

2022

Barann M, Heldmann S, Klein J, Krass S (2022) A Python SDK for Authoring and Using Computer-Interpretable Guidelines. Proc. of the 15th International Joint Conference on Biomedical Engineering Systems and Technologies – BIOINFORMATICS. pp 99–106
Kuckertz S, Klein J, Engel C, Geisler B, Krass S, Heldmann S (2022) Fully automated longitudinal tracking and in-depth analysis of the entire tumor burden: unlocking the complexity. Proc. SPIE Medical Imaging 2022: Computer-Aided Diagnosis. Proc. SPIE 12033, pp 455–459

2020

Lassen-Schmidt B, Hering A, Krass S, Meine H (2020) Automatic segmentation of the pulmonary lobes with a 3D u-net and optimized loss function. Medical Imaging with Deep Learning (MIDL 2020). arXiv:2006.00083v1

2016

Nijhuis R, Brachmann C, Kamp F, Landry G, Weiler F, Traulsen N, Chlebus G, Ganswindt U, Thieke C, Krass S, Belka C (2016) Validation of a novel contour mapping method to facilitate adaptive radiotherapy in head and neck cancer patients. Proceedings of 22. Jahrestagung der Deutschen Gesellschaft für Radioonkologie (DEGRO), Mannheim
Weiler F, Chlebus G, Brachmann C, Traulsen N, Waring A, Rieder C, Lassen-Schmidt B, Krass S, Hahn H (2016) A Modular Analysis Tool for Imaging-Based Clinical Research in Radiation Therapy. International Journal of Radiation Oncology*Biology*Physics. pp E418–E419

2015

Brachmann C, Waring A, Chlebus G, Traulsen N, Krass S (2015) A Tool for an Interactive Summary of a Radiotherapy Treatment. Proceedings of 4D Treatment Planning Workshop 2015
Chen L, Paetz T, Dicken V, Krass S, Al Issawi J, Ojdanic D, Krass S, Tigelaar G, Sabisch J, van Poelgeest A, Schaechtele J (2015) Design of a Dedicated 5 DoF MRI-Compatible Robot for Image Guided Prostate Biopsy. J Med Devices 9(1):1–7
Kohlmann P, Strehlow J, Jobst B, Krass S, Kuhnigk JM, Anjorin A, Sedlaczek O, Ley S, Kauczor HU, Wielpütz MO (2015) Automatic lung segmentation method for MRI-based lung perfusion studies of patients with chronic obstructive pulmonary disease. Int J CARS 10(4):403–417
Stoecker C, Welter S, Klemm W, Beckers F, Witte B, Krass S (2015) Computer Assistance in Lung Surgery for Segment Resections and Minimally Invasive Surgery. Proc. of CURAC 2015. pp 327–332
Weiler F, Chlebus G, Rieder C, Moltz J, Waring A, Brachmann C, Traulsen N, Corr D, Wirtz S, Krass S, Hahn HK (2015) Building Blocks for Clinical Research in Adaptive Radiotherapy. Proc. of CURAC 2015. pp 139–144

2014

Stöcker C, Welter S, Witte B, Beckers F, Klemm W, Krass S (2014) Computerunterstützung in der Lungenchirurgie für VATS und Segmentresektionen. Zentralblatt für Chirurgie. PB_3_4

2013

Litzlbauer HD, Weber A, Harth S, Moritz R, Eichner G, Kuhnigk JM, Krass S, Peitgen HO, Krombach GA (2013) Einfluß der Bildrekonstruktion auf die softwarebasierte automatisierte CT- Densitometrie und die Lappensegmentation der Lunge. Fortschr Röntgenstr (Abstract Supplement). VO313_8
Stoecker C, Welter S, Moltz JH, Lassen B, Kuhnigk JM, Krass S, Peitgen HO (2013) Determination of lung segments in computed tomography images using the Euclidean distance to the pulmonary artery. Med Phys 40(9):091912

2012

Welter S, Stöcker C, Dicken V, Kühl H, Krass S, Stamatis G (2012) Lung Segment Geometry Study: Simulation of Largest Possible Tumours That Fit into Bronchopulmonary Segments. Thorac Cardiovasc Surg 60(2):93–100

2011

Kohlmann P, Laue H, Krass S, Peitgen H-O (2011) Fully-automatic determination of the arterial input function for dynamic contrast-enhanced pulmonary MR imaging. Proceedings of Medical Image Understanding and Analysis. pp 281–285
Lassen B, Kuhnigk JM, Schmidt M, Krass S, Peitgen H-O (2011) Lung and Lung Lobe Segmentation Methods at Fraunhofer MEVIS. Proceedings of the Fourth International Workshop on Pulmonary Image Analysis. pp 185–199
Limmer S, Stöcker C, Dicken V, Krass S, Wolken H, Kujath P (2011) Computer-Assisted Visualization of Central Lung Tumours Based on 3-Dimensional Reconstruction. In: Dr. Karupppasamy Subburaj (ed) CT Scanning – Techniques and Applications. InTech, pp 205–228
van Straaten D, Hintze C, Strehlow J, Boehler T, Krass S, Hahn HK (2011) Automatic Lung Lobe Segmentation in DCE-MRI Images by Image Registration of Lung CT and MR Images and Transfer of CT-based Lobe Segmentations. ESMRMB 2011, 28th Annual Scientific Meeting, Leipzig, Germany, 6-8 October. 400–401

2010

Lassen B, Kuhnigk JM, Friman O, Krass S, Peitgen H-O (2010) Automatic Segmentation of Lung Lobes in CT Images Based on Fissures, Vessels, and Bronchi. IEEE International Symposium on Biomedical Imaging. pp 560–563
Limmer S, Dicken V, Kujath P, Krass S, Stoecker C, Wendt N, Unger L, Hoffmann M, Vogt F, Kleemann M, Bruch HP, Peitgen H-O (2010) Three-dimensional reconstruction of central lung tumors based on CT data. Chirurg 81(9):833–840
Schmidt M, Kuhnigk JM, Krass S, Owsijewitsch M, de Hoop B, Peitgen H-O (2010) Reproducibility of airway wall thickness measurements. Proceedings of SPIE Medical Imaging. SPIE, 76241O:pp 1–10
Stoecker C, Bornemann L, Dicken V, Krass S, Kuhnigk JM, Zidowitz S, Peitgen H-O (2010) CT-based patient individual anatomical modeling of the lung and its impact on thoracic surgery. In: Dössel O, Schlegel WC (eds) IFMBE Proceedings. IFMBE Proceedings 25(6), pp 1592–1595

2009

van Ooijen PMA, Kristanto W, Kühnel C, Hennemuth A, Krass S, Boskamp T, Groen J (2009) Multi-Dimensional Computed Cardiac Visualization. In: Oudkerk M, Reiser M (eds) Coronary Radiology. Springer, Berlin, pp 297–338

2008

Fröhlich JJ, König H, Knaak L, Krass S, Klose KJ (2008) Relationship between Pulmonary Artery Volumes at Computed Tomography and Pulmonary Artery Pressures in Patients with- and without Pulmonary Hypertension. Eur J Radiol 67(3):466–471

2007

Bornemann L, Dicken V, Kuhnigk JM, Wormanns D, Shin H, Bauknecht C, Diehl V, Fabel-Schulte M, Meier S, Kress O, Krass S, Peitgen H-O (2007) OncoTREAT: a software assistant for cancer therapy monitoring. Int J CARS 1(5):231–242

2006

Bornemann L, Dicken V, Kuhnigk JM, Beyer F, Shin H, Bauknecht C, Diehl V, Fabel-Schulte M, Meier S, Kress O, Krass S, Peitgen H-O (2006) Software Assistance for Quantitative Therapy Monitoring in Oncology. In: Veenland J, Niessen W (eds) Medical Image Processing: Challenges in Clinical Oncology. pp 40–46
Kuehnel C, Hennemuth A, Boskamp T, Oeltze S, Bock S, Krass S, Preim B, Peitgen H-O (2006) New Software Assistants for Cardiovascular Diagnosis. In: Hochberger C, Liskowsky R (eds) Lecture Notes in Informatics. INFORMATIK 2006 – Informatik für Menschen P-93(GI-Edition), pp 491–498
Kuhnigk JM, Dicken V, Bornemann L, Bakai A, Wormanns D, Krass S, Peitgen H-O (2006) Morphological Segmentation and Partial Volume Analysis for Volumetry of Solid Pulmonary Lesions in Thoracic CT Scans. IEEE Trans Med Imaging 25(4):417–434

2005

Bornemann L, Kuhnigk JM, Dicken V, Zidowitz S, Kuemmerlen B, Krass S, Peitgen H-O, Wein B, Schubert H, Shin H, Wormanns D (2005) New tools for computer assistance in thoracic CT – Part II: Therapy monitoring of pulmonary metastases. Radiographics 25(3):841–848
Bornemann L, Kuhnigk JM, Dicken V, Zidowitz S, Wormanns D, Shin H, Krass S, Peitgen H-O (2005) OncoTREAT – A software assistant for oncological therapy monitoring. In: Lemke HU, Inamura K, Doi K, Vannier MW, Farman AG (eds) Proceeding Computer Assisted Radiology and Surgery. Elsevier, Amsterdam, pp 429–434
Dicken V, Kuhnigk JM, Bornemann L, Zidowitz S, Krass S, Peitgen H-O (2005) Novel CT data analysis and visualization techniques for risk assessment and planning of thoracic surgery in oncology patients. In: Lemke HU, Inamura K, Doi K, Vannier MW, Farman AG (eds) Proceeding Computer Assisted Radiology and Surgery. Elsevier, Amsterdam, pp 783–787
Kuhnigk JM, Dicken V, Zidowitz S, Bornemann L, Kuemmerlen B, Krass S, Peitgen H-O, Yuval S, Jend H-H, Rau WS, Achenbach T (2005) New Tools for Computer Assistance in Thoracic CT – Part I: Functional analysis of lungs, lung lobes, and bronchopulmonary segments. Radiographics 25(2):525–536

2004

Bornemann L, Dicken V, Kuhnigk JM, Blietz M, Shin H, Wormanns D, Krass S, Peitgen H-O (2004) Ein Werkzeug zur effizienten Quantifizierung des Ansprechens von Lungenmetastasen auf Chemotherapie. In: Tolxdorff T, Braun J, Handels H, Horsch A, Meinzer H-P (eds) Bildverarbeitung für die Medizin. Springer, Berlin, pp 105–109
Kuhnigk JM, Dicken V, Bornemann L, Wormanns D, Krass S, Peitgen H-O (2004) Fast Automated Segmentation and Reproducible Volumetry of Pulmonary Metastases in CT-Scans for Therapy Monitoring. In: Barillot C, Haynor DR, Hellier P (eds) Medical Image Computing and Computer Assisted Intervention. Springer, Berlin, pp 933–941
Peitgen H-O, Krass S, Lang M (2004) Computerunterstützung in der klinischen bildbasierten Diagnostik und Therapie: Herausforderung für den Forschungsstandort Deutschland. RöFo Fortschr Röntgenstr 176(3):297–301
Schmidt AH, Zidowitz S, Kriete A, Denhard T, Krass S, Peitgen H-O (2004) A Digital Reference Model of the Human Bronchial Tree. Comput Med Imaging Graph 28(4):203–211
Zidowitz S, Schmidt A, Kriete A, Krass S, Peitgen H-O (2004) Steps towards a patient individual geometric model of the bronchial tree used for functional simulations. In: Amini AA, Manduca A (eds) Proceedings of SPIE Medical Imaging: Physiology, Function, and Structure from Medical Images. SPIE, Bellingham, pp 125–131

2003

Dicken V, Wein B, Schubert H, Kuhnigk JM, Krass S, Peitgen H-O (2003) Novel Projection Views for Simplified Reading of Thorax CT Scans with Multiple Pulmonary Nodules. In: Lemke H-U, Vannier MW, Inamura K, Farman AG, Doi K, Reiber JHC (eds) Computer Assisted Radiology and Surgery. Elsevier, Amsterdam, pp 59–64
Dicken V, Wein B, Schubert H, Kuhnigk JM, Krass S, Peitgen H-O (2003) Projektionsansichten zur Vereinfachung der Diagnose von multiplen Lungenrundherden in CT-Thorax Aufnahmen. In: Wittenberg T, et al. (eds) Bildverarbeitung für die Medizin. Springer, Berlin, pp 244–248
Kuhnigk JM, Hahn HK, Hindennach M, Dicken V, Krass S, Peitgen H-O (2003) 3D-Lungenlappen-Segmentierung durch Kombination von Region Growing, Distanz- und Wasserscheiden-Transformation. In: Wittenberg T, et al. (eds) Bildverarbeitung für die Medizin. Springer, Berlin, pp 146–150
Kuhnigk JM, Hahn HK, Hindennach M, Dicken V, Krass S, Peitgen H-O (2003) Lung Lobe Segmentation by Anatomy-Guided 3D Watershed Transform. In: Sonka M, Fitzpatrick JM (eds) Proceedings of SPIE Medical Imaging. SPIE, Bellingham, pp 1482–1490
Leppek R, Krass S, Bourquain H, Lang M, Wein B, Mildenberger P, Schaller S, Klose KJ, Peitgen H-O (2003) Virtuelle Organisation im digitalen Zeitalter der Radiologie – Königsweg und neue Kultur für die radiologische Forschung? RöFo Fortschr Röntgenstr 175(11):1556–1563

2002

Krass S, Link F, Boskamp T, Schenk A, Bourquain H, Kohle S, Rascher-Friesenhausen R, Spindler W, Kuemmerlen B, Lang M, Wein B, Leppek R, Peitgen H-O (2002) The “Virtual Institute for Computer Assistance in Clinical Radiology” (VICORA): First results of the development of algorithms and applications. In: Lemke H-U, et al. (eds) Proceedings of Computer Assisted Radiology and Surgery. Elsevier, Amsterdam, 1021

2001

Böhm D, Krass S, Selle D, Jend H-H, Peitgen H-O (2001) Segmentabhängige Bestimmung von quantitativen Funktionsparametern aus dem CT der Lunge. In: Handels H, et al. (eds) Bildverarbeitung für die Medizin. Springer, Berlin, pp 295–299

2000

Böhm D, Krass S, Kriete A, Rau WS, Selle D, Jend H-H, Peitgen H-O (2000) Segmentbestimmung im Computertomogramm der Lunge: In-vitro Validierung. In: Horsch A, et al. (eds) Bildverarbeitung für die Medizin. pp 168–172
Krass S, Selle D, Bödicker A, Spindler W, Seyffahrt H, Jend H-H (2000) Computerunterstützte Radiologie des Thorax. In: Lison AE, Diehl HA (eds) Medizinische Forschung und Gesundheitswissenschaften in Bremen. Pabst Science, Lengerich, pp 425–430
Krass S, Selle D, Boehm D, Jend H-H, Kriete A, Rau WS, Peitgen H-O (2000) Determination of bronchopulmonary segments based on HRCT data. In: Lemke HU, Vannier MW, Inamura K, Farman AG, Doi K (eds) Computer Assisted Radiology and Surgery. Elsevier, Amsterdam, pp 584–589

1999

König H, Fröhlich JJ, Knaak L, Spindler W, Krass S, Peitgen H-O, Klose KJ (1999) Quantifizierung von Lungenarterienvolumina und perivaskulären Fibrosierungen bei Patienten mit fibrosierenden Lungengerüstveränderungen. In: Evers H, Glombitza G, Lehmann T, Meinzer H-P (eds) Bildverarbeitung für die Medizin. Springer, Heidelberg, pp 129–133
Krass S, Peitgen H-O (1999) Segmentierung des Lungenparenchyms in posterior-anterioren Thoraxradiographien mit einem lokal-adaptiven Kantendetektor. In: Evers H, Glombitza G, Lehmann T, Meinzer H-P (eds) Bildverarbeitung für die Medizin. Springer, Heidelberg, pp 112–116