RomanKowalchukMD

PubMed

• Accuracy of a Cancer Registry Versus Clinical Care Team Chart Abstraction in Identifying Cancer Recurrence.
  Elsa A Sutton, Benjamin C Kamdem Talom, Daniel K Ebner, Taylor M Weiskittel, Heather J Gunn, Courtney N Day, Sara J Holton, Kathryn M Van Abel, Chadi N Abdel-Halim, Wi...> ;Mayo Clinic Proceedings. Innovations, Quality & Outcomes. 2024 Jun 1
• Assessment of minimum target dose as a predictor of local failure after spine SBRT.
  Roman O Kowalchuk, Trey C Mullikin, Grant M Spears, Benjamin A Johnson-Tesch, Peter S Rose, Brittany L Siontis, Dong Kun Kim, Brian A Costello, Jonathan M Morris, Robe...> ;Radiotherapy and Oncology. 2024 Mar 27
• 2 citations
  Comparison of Hounsfield units and vertebral bone quality score for the prediction of time to pathologic fracture in mobile spine metastases treated with radiotherapy.
  Zach Pennington, Anthony L Mikula, Nikita Lakomkin, Michael Martini, Michelle J Clarke, Arjun S Sebastian, Brett A Freedman, Peter S Rose, S Mohammed Karim, Ahmad Nass...> ;Journal of Neurosurgery. Spine. 2024 Jan 1
• 2 citations
  Metabolic PET/CT analysis of aggressive Non-Hodgkin lymphoma prior to Axicabtagene Ciloleucel CAR-T infusion: predictors of progressive disease, survival, and toxicity.
  William G Breen, Jason R Young, Matthew A Hathcock, Roman O Kowalchuk, Matthew P Thorpe, Radhika Bansal, Arushi Khurana, N Nora Bennani, Jonas Paludo, Jose Villasboas ...> ;Blood Cancer Journal. 2023 Aug 18
• The Role of Stereotactic Radiosurgery for Functioning and Nonfunctioning Pituitary Adenomas.
  Eric J Lehrer, Roman O Kowalchuk, Daniel M Trifiletti, Jason P Sheehan> ;Neurology India. 2023 Apr 7
• 2 citations
  Contemporary radiotherapy and radiosurgery techniques for refractory pituitary adenomas.
  Roman O Kowalchuk, Daniel M Trifiletti, Paul D Brown, Jason P Sheehan> ;Pituitary. 2023 Jun 1
• Effect of histology on stereotactic body radiotherapy for non-small cell lung cancer oligometastatic pulmonary lesions.
  Alexander J Allen, Dominic A Labella, Roman O Kowalchuk, Michael R Waters, Charles R Kersh> ;Translational Lung Cancer Research. 2023 Jan 31
• Concurrent Administration of Immune Checkpoint Inhibitors and Single Fraction Stereotactic Radiosurgery in Patients With Non-Small Cell Lung Cancer, Melanoma, and Rena...
  Eric J Lehrer, Roman O Kowalchuk, Jason Gurewitz, Kenneth Bernstein, Douglas Kondziolka, Ajay Niranjan, Zhishuo Wei, L Dade Lunsford, Kareem R Fakhoury, Chad G Rusthov...> ;International Journal of Radiation Oncology, Biology, Physics. 2023 Jul 15
• 1 citations
  Risk stratification of postoperative cardiopulmonary toxicity after trimodality therapy for esophageal cancer.
  Roman O Kowalchuk, Grant M Spears, Lindsay K Morris, Dawn Owen, Harry H Yoon, Krishan Jethwa, Michael D Chuong, Matthew J Ferris, Michael G Haddock, Christopher L Hall...> ;Frontiers in Oncology. 2023 Jan 1
• 1 citations
  Development and validation of a unifying pre-treatment decision tool for intracranial and extracranial metastasis-directed radiotherapy.
  Roman Kowalchuk, Trey C Mullikin, William Breen, Hunter C Gits, Marcus Florez, Brian De, William S Harmsen, Peter Sean Rose, Brittany L Siontis, Brian A Costello, Jona...> ;Frontiers in Oncology. 2023 Jan 1
• 3 citations
  Development and validation of a recursive partitioning analysis-based pretreatment decision-making tool identifying ideal candidates for spine stereotactic body radiat...
  Roman O Kowalchuk, Trey C Mullikin, Marcus Florez, Brian S De, Grant M Spears, Peter S Rose, Brittany L Siontis, Dong Kun Kim, Brian A Costello, Jonathan M Morris, Jos...> ;Cancer. 2023 Mar 15
• Systemic Therapy, Then Locoregional Consolidation.
  Roman O Kowalchuk, Krishan R Jethwa> ;International Journal of Radiation Oncology, Biology, Physics. 2022 Dec 1
• 5 citations
  Stereotactic radiosurgery and local control of brain metastases from triple-negative breast cancer.
  Roman O Kowalchuk, Ajay Niranjan, Judith Hess, Joseph P Antonios, Michael Y Zhang, Steve Braunstein, Richard B Ross, Stylianos Pikis, Christopher P Deibert, Cheng-Chia...> ;Journal of Neurosurgery. 2022 Nov 25
• 2 citations
  Cost effectiveness of treatment strategies for high risk prostate cancer.
  Roman O Kowalchuk, Hayeon Kim, William S Harmsen, Elizabeth B Jeans, Lindsay K Morris, Trey C Mullikin, Robert C Miller, William W Wong, Carlos E Vargas, Daniel M Trif...> ;Cancer. 2022 Nov 1
• 8 citations
  International consensus on radiotherapy in metastatic non-small cell lung cancer.
  Zhengfei Zhu, Jianjiao Ni, Xuwei Cai, Shengfa Su, Hongqing Zhuang, Zhenzhou Yang, Ming Chen, Shenglin Ma, Conghua Xie, Yaping Xu, Jiancheng Li, Hong Ge, Anwen Liu, Luj...> ;Translational Lung Cancer Research. 2022 Sep 1
• 4 citations
  Single and Multifraction Spine Stereotactic Body Radiation Therapy and the Risk of Radiation Induced Myelopathy.
  J John Lucido, Trey C Mullikin, Feven Abraha, W Scott Harmsen, Birjoo D Vaishnav, Debra H Brinkmann, Roman O Kowalchuk, Joseph T Marion, Benjamin A Johnson-Tesch, Omar...> ;Advances in Radiation Oncology. 2022 Aug 13
• 6 citations
  A deep learning model for discriminating true progression from pseudoprogression in glioblastoma patients.
  Mana Moassefi, Shahriar Faghani, Gian Marco Conte, Roman O Kowalchuk, Sanaz Vahdati, David J Crompton, Carlos Perez-Vega, Ricardo A Domingo Cabreja, Sujay A Vora, Alfr...> ;Journal of Neuro-Oncology. 2022 Sep 1
• 1 citations
  Radiation Therapy Under the Falling Bombs: A Tale of 2 Ukrainian Cancer Centers.
  Nataliya Kovalchuk, Ruslan Zelinskyi, Andrii Hanych, Yuliia Severyn, Bohdana Bachynska, Andriy Beznosenko, Oleh Duda, Roman Kowalchuk, Viktor Iakovenko, Nelya Melnitch...> ;Advances in Radiation Oncology. 2022 Jul 16
• 2 citations
  In reply to Cassidy and Amdur.
  Roman O Kowalchuk, Paul D Brown, Kenneth W Merrell> ;Practical Radiation Oncology. 2022 Jun 17
• 4 citations
  While Ukrainian Soldiers Are Fearlessly Defending Their Country, Ukrainian Oncologists Are Bravely Battling Cancer.
  Nataliya Kovalchuk, Andriy Beznosenko, Roman Kowalchuk, Julia Ryzhkova, Viktor Iakovenko, Arman Kacharian> ;Advances in Radiation Oncology. 2022 Apr 20
• 5 citations
  Independent predictors of vertebral compression fracture following radiation for metastatic spine disease.
  Anthony L Mikula, Zach Pennington, Nikita Lakomkin, Michelle J Clarke, Peter S Rose, Mohamad Bydon, Brett Freedman, Arjun S Sebastian, Lichun Lu, Roman O Kowalchuk, Ke...> ;Journal of Neurosurgery. Spine. 2022 Apr 15
• 15 citations
  Metabolic characteristics and prognostic differentiation of aggressive lymphoma using one-month post-CAR-T FDG PET/CT.
  William G Breen, Matthew A Hathcock, Jason R Young, Roman O Kowalchuk, Radhika Bansal, Arushi Khurana, N Nora Bennani, Jonas Paludo, Jose C Villasboas Bisneto, Yucai W...> ;Journal of Hematology & Oncology. 2022 Mar 26
• 12 citations
  Development and Assessment of a Predictive Score for Vertebral Compression Fracture After Stereotactic Body Radiation Therapy for Spinal Metastases.
  Roman O Kowalchuk, Benjamin A Johnson-Tesch, Joseph T Marion, Trey C Mullikin, William S Harmsen, Peter S Rose, Brittany L Siontis, Dong Kun Kim, Brian A Costello, Jon...> ;JAMA Oncology. 2022 Mar 1
• 2 citations
  The Number of Radiographically Positive Lymph Nodes Further Stratifies Patient Survival Among Clinical N1 Patients With Human Papillomavirus-Associated Oropharyngeal C...
  Roman O Kowalchuk, Kathryn M Van Abel, Adam B Sauer, Linda X Yin, Joaquin J Garcia, William S Harmsen, Eric J Moore, Daniel L Price, Ashish V Chintakuntlawar, Katharin...> ;Advances in Radiation Oncology. 2022 Feb 23
• 7 citations
  Particle Therapy for Breast Cancer.
  Roman O Kowalchuk, Kimberly S Corbin, Rachel B Jimenez> ;Cancers. 2022 Feb 20
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Journal Articles

• How might financial pressures have impacted brachytherapy? A proposed narrative to explain the declines in cervical and prostate brachytherapy utilization.  
  Schad M, Kowalchuk R, Beriwal S, Showalter TN., Brachytherapy, 8/19/2019
• Spontaneous left atrial intramural hematoma with cystic degeneration  
  Roman O. Kowalchuk, BSE; Roman M. Kowalchuk, MD, PhD; Katia Kaplan-List, MD, Applied Radiology, 7/31/2019
• A risk model for lung complication combining radiation therapy and chronic obstructive pulmonary disease  
  Roman O. Kowalchuk, Daniel M. Trifiletti, Shiv R. Khandelwal, James M. Larner & W. Tyler Watkins, Journal of Radiation Oncology, 5/28/2019