NicolausAlexanderWagner-BartakMD

Radiology • Houston, TX

Abdominal Imaging

Deputy Chair ad interim, Department of Abdominal Imaging, The University of Texas MD Anderson Cancer Center

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Office
1400 Pressler St
University Of Texas Md Anderson Cancer Center
Houston, TX 77030
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Education & Training

Massachusetts General HospitalFellowship, Abdominal Radiology, 2009 - 2010
University of Texas Health Science Center at HoustonResidency, Radiology-Diagnostic, 2005 - 2009
Presbyterian Medical Center of the University of Pennsylvania Health SystemInternship, Transitional Year, 2004 - 2005
Perelman School of Medicine at the University of PennsylvaniaClass of 2004

Certifications & Licensure

TX State Medical License 2007 - 2025
MA State Medical License 2009 - 2010
PA State Medical License 2004 - 2005
American Board of Radiology Diagnostic Radiology

Publications & Presentations

PubMed

Accuracy of liver metastasis detection and characterization: Dual-energy CT versus single-energy CT with deep learning reconstruction.
Corey T Jensen, Vincenzo K Wong, Nicolaus A Wagner-Bartak, Xinming Liu, Renjith Padmanabhan Nair Sobha, Jia Sun, Gauruv S Likhari, Shiva Gupta> ;European Journal of Radiology. 2023 Nov 1
Correction to: Sciatic foramen anatomy and common pathologies: a pictorial review.
Zhuoxuan J Cai, Ahmed Ebada Salem, Nicolaus A Wagner-Bartak, Khaled M Elsayes, Maryam Rezvani, Christine O Menias, Akram M Shaaban, Ahmed S Negm> ;Abdominal Radiology. 2022 Jul 1
2 citations
Clinical importance of second-opinion interpretations of abdominal imaging studies in a cancer hospital and its impact on patient management.
Mayur Virarkar, Corey Jensen, Albert Klekers, Nicolaus A Wagner-Bartak, Catherine E Devine, Elizabeth A Lano, Jia Sun, Bathala Tharakeswara, Priya Bhosale> ;Clinical Imaging. 2022 Jun 1
35 citations
Reduced-Dose Deep Learning Reconstruction for Abdominal CT of Liver Metastases.
Corey T Jensen, Shiva Gupta, Mohammed M Saleh, Xinming Liu, Vincenzo K Wong, Usama Salem, Wei Qiao, Ehsan Samei, Nicolaus A Wagner-Bartak> ;Radiology. 2022 Apr 1
9 citations
Imaging of Neuroendocrine Prostatic Carcinoma.
Ahmed Taher, Corey T. Jensen, Sireesha Yedururi, Devaki Shilpa Surasi, Silvana de Castro Faria, Tharakeshwar K Bathala, Bilal Mujtaba, Priya Bhosale, Nicolaus A. Wagne...> ;Cancers. 2021 Nov 17
Sciatic foramen anatomy and common pathologies: a pictorial review.
Zhuoxuan J. Cai, Ahmed Ebada Salem, Nicolaus A. Wagner-Bartak, Khaled M. Elsayes, Maryam Rezvani, Christine O. Menias, Akram M. Shaaban, Ahmed S. Negm> ;Abdominal Radiology. 2021 Oct 18
1 citations
Peer Learning and Operationalizing During COVID-19 Pandemic and Beyond.
Mayur Virarkar, Ajaykumar C. Morani, Priya Bhosale, Nicolaus A. Wagner-Bartak, Brett W. Carter, Elizabeth A. Lano> ;Cureus. 2021 Jul 1
29 citations
Longitudinal single-cell profiling reveals molecular heterogeneity and tumor-immune evolution in refractory mantle cell lymphoma.
Shaojun Zhang, Vivian Changying Jiang, Guangchun Han, Dapeng Hao, Junwei Lian, Yang Liu, Rongjia Zhang, Joseph McIntosh, Ruiping Wang, Minghao Dang, Enyu Dai, Yuanxin ...> ;Nature Communications. 2021 May 17
CT angiographic evaluation of the V3 vertebral artery course in cases of occipitalized atlas, a study of 25 cases.
Ajaykumar C. Morani, Ahmad Iyad Mubarak, Corey T. Jensen, Nicolaus A. Wagner-Bartak, Shalini V. Mukhi, Jia Sun, Atul Goel> ;Clinical Imaging. 2021 Mar 1
2 citations
Improved Computed Tomography Contrast Injection Rates Through Implantable Chest Power Ports.
James C. Fielding, Nicolaus A. Wagner-Bartak, Sanaz Javadi, Ajaykumar C. Morani, Dhakshinamoorthy Ganeshan, Juan J. Ibarra-Rovira, Xinming Liu, Corey T. Jensen> ;Journal of Computer Assisted Tomography. 2020 Nov 1
102 citations
Image Quality Assessment of Abdominal CT by Use of New Deep Learning Image Reconstruction: Initial Experience.
Corey T. Jensen, Xinming Liu, Eric P. Tamm, Adam G. Chandler, Jia Sun, Ajaykumar C. Morani, Sanaz Javadi, Nicolaus A. Wagner-Bartak> ;AJR. American Journal of Roentgenology. 2020 Apr 14
15 citations
Adrenocortical hyperplasia: a review of clinical presentation and imaging
Ajaykumar C. Morani, Corey T. Jensen, Mouhammed Amir Habra, Michelle M. Agrons, Christine O. Menias, Nicolaus A. Wagner-Bartak, Akram M. Shaaban, Alicia M. Roman-Colon...> ;Abdominal Radiology. 2020 Apr 1
2 citations
Imaging Surveillance of Limited-stage Classic Hodgkin Lymphoma Patients After PET–CT-documented First Remission
, , , , , , , , , , , , , , , , , , , > ;Clinical Lymphoma, Myeloma & Leukemia. 2020 Feb 20
13 citations
Intestinal and diffuse gastric cancer: a retrospective study comparing primary sites
Brinda Rao Korivi, Silvana de Castro Faria, Asran Aly, Jia Sun, Madhavi Patnana, Corey T. Jensen, Nicolaus A. Wagner-Bartak, Priya Bhosale> ;Clinical Imaging. 2019 Jul 1
56 citations
Detection of Colorectal Hepatic Metastases Is Superior at Standard Radiation Dose CT versus Reduced Dose CT
Corey T. Jensen, Nicolaus A. Wagner-Bartak, Lan N. Vu, Xinming Liu, Bharat Raval, David Martinez, Wei Wei, Yuan Cheng, Ehsan Samei, Shiva Gupta> ;Radiology. 2019 Feb 1
10 citations
Comparison of Abdominal Computed Tomographic Enhancement and Organ Lesion Depiction Between Weight-Based Scanner Software Contrast Dosing and a Fixed-Dose Protocol in ...
Corey T. Jensen, Katherine J. Blair, Nicolaus A. Wagner-Bartak, Lan N. Vu, Brett W. Carter, Jia Sun, Tharakeswara K. Bathala, Shiva Gupta> ;Journal of Computer Assisted Tomography. 2019 Jan 1
18 citations
Utility of CT oral contrast administration in the emergency department of a quaternary oncology hospital: diagnostic implications, turnaround times, and assessment of ...
Corey T. Jensen, Katherine J. Blair, Ott Le, Jia Sun, Wei Wei, Brinda Rao Korivi, Ajaykumar C. Morani, Nicolaus A. Wagner-Bartak> ;Abdominal Radiology. 2017 Nov 1
12 citations
Adrenal cortical hyperplasia: Diagnostic workup, subtypes, imaging features and mimics
Michelle M. Agrons, Corey T. Jensen, Mouhammed Amir Habra, Christine O. Menias, Akram M. Shaaban, Nicolaus A. Wagner-Bartak, Alicia M. Roman-Colon, Khaled M. Elsayes> ;The British Journal of Radiology. 2017 Oct 17
16 citations
Qualitative Slow Blood Flow in Lower Extremity Deep Veins on Doppler Sonography: Quantitative Assessment and Preliminary Evaluation of Correlation With Subsequent Deep...
Corey T. Jensen, Antoun Chahin, Veral D. Amin, Ahmed M. Khalaf, Khaled M. Elsayes, Nicolaus A. Wagner-Bartak, Bo Zhao, Shouhao Zhou, Deepak G. Bedi> ;Journal of Ultrasound in Medicine. 2017 May 4
9 citations
Third version of vendor-specific model-based iterativereconstruction (Veo 3.0): evaluation of CT image quality in the abdomen using new noise reduction presets and var...
Morgan E. Telesmanich, Corey T. Jensen, Jose Enriquez, Nicolaus A. Wagner-Bartak, Xinming Liu, Ott Le, Wei Wei, Adam G. Chandler, Eric P. Tamm> ;The British Journal of Radiology. 2017 Aug 18
30 citations
Computed Tomography Image Quality Evaluation of a New Iterative Reconstruction Algorithm in the Abdomen (Adaptive Statistical Iterative Reconstruction-V) a Comparison ...
Martin Halmes Goodenberger, Nicolaus A. Wagner-Bartak, Shiva Gupta, Xinming Liu, Ramon Q. Yap, Jia Sun, Eric P. Tamm, Corey T. Jensen> ;Journal of Computer Assisted Tomography. 2017 Aug 1
22 citations
Cushing Syndrome: Diagnostic Workup and Imaging Features, With Clinical and Pathologic Correlation.
Nicolaus A. Wagner-Bartak, Ali Baiomy, Mouhammed Amir Habra, Shalini V. Mukhi, Ajaykumar C. Morani, Brinda Rao Korivi, Steven G. Waguespack, Khaled M. Elsayes> ;AJR. American Journal of Roentgenology. 2017 Jun 22
15 citations
Cancer Genomics and Important Oncologic Mutations: A Contemporary Guide for Body Imagers
Veronica L. Cox, Priya Bhosale, Gauri R. Varadhachary, Nicolaus A. Wagner-Bartak, Isabella C. Glitza, Kathryn A. Gold, Johnique T. Atkins, Pamela T. Soliman, David S. ...> ;Radiology. 2017 Apr 18
12 citations
Evaluation of Abdominal Computed Tomography Image Quality Using a New Version of Vendor-Specific Model-Based Iterative Reconstruction.
Corey T. Jensen, Morgan E. Telesmanich, Nicolaus A. Wagner-Bartak, Xinming Liu, John Rong, Janio Szklaruk, Aliya Qayyum, Wei Wei, Adam G. Chandler, Eric P. Tamm> ;Journal of Computer Assisted Tomography. 2017 Jan 1
9 citations
Free-breathing radial volumetric interpolated breath-hold examination vs breath-hold cartesian volumetric interpolated breath-hold examination magnetic resonance imagi...
Sireesha Yedururi, Hyunseon C. Kang, Wei Wei, Nicolaus A. Wagner-Bartak, Leonardo P. Marcal, R. Jason Stafford, Brandy J. Willis, Janio Szklaruk> ;World Journal of Radiology. 2016 Jul 28
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Abstracts/Posters

Frontline Treatment with Ibrutinib Plus Rituximab (IR) Followed By Short Course R-Hypercvad/MTX Is Extremely Potent and Safe in Patients (age _ 65 years) with Mantle C...
Nicolaus Wagner-Bartak, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/9/2019

Hospital Affiliations

University of Texas M.D. Anderson Cancer CenterHouston, Texas