Gregory Frey, M.D., M.P.H.

1. Radiologist

1. Overfield CJ, Padula CA, Paz-Fumagalli R, Montazeri SA, De la Garza-Ramos C, Elboraey MA, Croome KP, Lewis JT, Mao SA, Harnois DM, Frey G, McKinney JM, Ritchie C, Devcic Z, Lewis AR, Toskich BB. Histologic Findings of Sinusoidal Dilatation and Congestion in Liver Grafts Do Not Correlate with Hepatic Venous Anastomotic Gradients. Cardiovasc Intervent Radiol. 2024 Aug; 47 (8):1095-1100 Epub 2024 June 06
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2. Shapiro AB, Smith MA, Moshe CT, Frey GT, Chadha RM. Remimazolam As a Sole Sedative Agent for Gastrostomy Tubes Placed in the Interventional Radiology Suite: A Case Series. A A Pract. 2024 Aug 1; 18 (8):e01839 Epub 2024 Aug 06
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3. Zaazoue KA, ElBoraey MA, Core J, Devcic Z, Frey GT, Lewis AR, McKinney JM, Paz-Fumagalli R, Toskich BB, Ritchie CA. Percutaneous Mechanical Thrombectomy as Primary Therapy for High-Risk Pulmonary Embolism in Patients with Absolute Contraindications to Anticoagulation. J Vasc Interv Radiol 2023 Sep; 34 (9):1629-1631 Epub 2023 May 12
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4. De la Garza-Ramos C, Montazeri SA, Musto KR, Kapp MD, Lewis AR, Frey G, Paz-Fumagalli R, Ilyas S, Harnois DM, Majeed U, Patel T, Toskich B. Outcomes of Radiation Segmentectomy for Hepatocellular Carcinoma in Patients with Non-Alcoholic Fatty Liver Disease versus Chronic Viral Hepatitis. J Hepatocell Carcinoma. 2023; 10:987-996 Epub 2023 June 23
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5. Frey G, Montazeri SA, Stowell JT, Bailey R, Sella DM, Taylor SR, Bhatt AA. Are Standardized Video Interviews Useful for Selecting Integrated Interventional Radiology Residents? Curr Probl Diagn Radiol. 2023 Jan-Feb; 52 (1):45-46 Epub 2022 July 30
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6. Arora M, Toskich BB, Lewis AR, Padula CA, Montazeri SA, Ritchie C, Frey G, Paz-Fumagalli R, McKinney JM, Devcic Z. Radiation Segmentectomy for the Treatment of Primary Hepatic Malignancies of the Caudate Lobe: A Case Series. Cardiovasc Intervent Radiol. 2022 Oct; 45 (10):1485-1493 Epub 2022 Aug 26
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7. Montazeri SA, De la Garza-Ramos C, Lewis AR, Lewis JT, LeGout JD, Sella DM, Paz-Fumagalli R, Devcic Z, Ritchie CA, Frey GT, Vidal L, Croome KP, McKinney JM, Harnois D, Krishnan S, Patel T, Toskich BB. Hepatocellular carcinoma radiation segmentectomy treatment intensification prior to liver transplantation increases rates of complete pathologic necrosis: an explant analysis of 75 tumors. Eur J Nucl Med Mol Imaging. 2022 Sep; 49 (11):3892-3897 Epub 2022 Apr 20
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8. De la Garza-Ramos C, Montazeri SA, Croome KP, LeGout JD, Sella DM, Cleary S, Burns J, Mathur AK, Overfield CJ, Frey GT, Lewis AR, Paz-Fumagalli R, Ritchie CA, McKinney JM, Mody K, Patel T, Devcic Z, Toskich BB. Radiation Segmentectomy for the Treatment of Solitary Hepatocellular Carcinoma: Outcomes Compared with Those of Surgical Resection. J Vasc Interv Radiol. 2022 Jul; 33 (7):775-785.e2 Epub 2022 Mar 26
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9. Dora C, Clarke GM, Frey G, Sella D. Magnetic Resonance Imaging-Guided Transurethral Ultrasound Ablation of Prostate Cancer: A Systematic Review. J Endourol. 2022 Jun; 36 (6):841-854 Epub 2022 Mar 07
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10. Montazeri S, De la Garza-Ramos C, Lewis A, Lewis J, LeGout J, Sella D, Paz-Fumagalli R, Devcic Z, Ritchie C, Frey G, Vidal L, McKinney J, Toskich B. Predictors of complete pathologic necrosis in hepatocellular carcinoma treated with yttrium-90 radiation segmentectomy prior to liver transplantation: an explant analysis of 75 tumors. (Abstract 197). Journal of Vascular & Interventional Radiology. 2022; 33 (6 Suppl):S90-1
    
11. Paz-Fumagalli R, Core J, Padula C, Montazeri S, McKinney J, Frey G, Devcic Z, Lewis A, Ritchie C, Mody K, Krishnan S, Toskich B. Safety and initial efficacy of ablative radioembolization for the treatment of unresectable intrahepatic cholangiocarcinoma. Oncotarget. 2021 Sep 28; 12 (20):2075-2088 Epub 2021 Sept 28
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12. Elboraey M, Toskich BB, Lewis AR, Ritchie CA, Frey GT, Devcic Z. Iliocaval reconstruction of chronically thrombosed cylindrical inferior vena cava filters with balloon expandable covered stent-grafts. J Vasc Surg Cases Innov Tech. 2021 Sep; 7 (3):454-457 Epub 2021 May 21
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13. Elboraey M, Devcic Z, Montazeri SA, Li X, Lewis AR, Ritchie CA, Frey GT, Paz-Fumagalli R, McKinney JM, Toskich BB. Natural History of Incidental Enhancing Nodules on Cone-Beam Computed Tomography during Transarterial Therapy of Hepatocellular Carcinoma. J Vasc Interv Radiol. 2021 Aug; 32(8):1186-1192.e1. Epub 2021 Apr 24.
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14. Erben Y, Vasquez I, Li Y, Gloviczki P, Kalra M, Oderich G, De Martino RR, Bjarnason H, Neisen MJ, Moore JF, Da Rocha-Franco JA, Sanchez-Valenzuela MC, Frey G, Toskich B, Devcic Z, Farres H, Oldenburg WA, Gomez-Perez J, Yarbrough JR, Adalia M, Stone W, Meltzer AJ, Hakaim AG. A multi-institutional review of endovenous thermal ablation of the saphenous vein finds male sex and use of anticoagulation are predictors of long-term failure. Phlebology. 2021 May; 36 (4):283-289 Epub 2020 Nov 11
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15. Ahmed A, Stauffer JA, LeGout JD, Burns J, Croome K, Paz-Fumagalli R, Frey G, Toskich B. The use of neoadjuvant lobar radioembolization prior to major hepatic resection for malignancy results in a low rate of post hepatectomy liver failure. J Gastrointest Oncol. 2021 Apr; 12 (2):751-761
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16. De la Garza-Ramos C, Muneer MS, Lewis JT, Harnois DM, Taner CB, Frey GT, Rosser B, Toskich BB. Transportal Technetium-99m Labeled Macroaggregated Albumin Scintigraphy to Quantify Occult Intrahepatic Microvascular Portosystemic Shunting. Radiol Case Rep. 2021 Apr; 16 (4):975-978 Epub 2021 Feb 15
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17. Toskich B, Vidal LL, Olson MT, Lewis JT, LeGout JD, Sella DM, Montazeri SA, Devcic Z, Lewis AR, Frey GT, Ritchie CA, Paz-Fumagalli R, Croome KP, Patel TC. Pathologic Response of Hepatocellular Carcinoma Treated with Yttrium-90 Glass Microsphere Radiation Segmentectomy Prior to Liver Transplantation: A Validation Study. J Vasc Interv Radiol. 2021 Apr; 32(4):518-526.e1. Epub 2021 Feb 04.
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18. Li X, Paz-Fumagalli R, Wang W, Toskich BB, Stauffer JA, Frey GT, McKinney JM, Nguyen JH. Percutaneous direct pancreatic duct intervention in management of pancreatic fistulas: a primary treatment or temporizing therapy to prepare for elective surgery. BMC Gastroenterol. 2021 Jan 28; 21 (1):44
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19. De la Garza-Ramos C, Overfield CJ, Montazeri SA, Liou H, Paz-Fumagalli R, Frey GT, McKinney JM, Ritchie CA, Devcic Z, Lewis AR, Harnois DM, Patel T, Toskich BB. Biochemical Safety of Ablative Yttrium-90 Radioembolization for Hepatocellular Carcinoma as a Function of Percent Liver Treated. J Hepatocell Carcinoma. 2021; 8:861-870 Epub 2021 July 30
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20. Erben Y, Spaulding AC, Oderich GS, Da Rocha-Franco JA, Farres H, Cochuyt JJ, Sorrells WS, Oldenburg AW, Frey GT, Toskich BB, Becher R, Hakaim AG. Acute Mesenteric Ischemia Remains a Highly Morbid Diagnosis after Initial Hospitalization Survival. Int J Angiol. 2020 Sep; 29 (3):189-195 Epub 2020 Mar 05
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21. Azar A, Devcic Z, Paz-Fumagalli R, Vidal LLC, McKinney JM, Frey G, Lewis AR, Ritchie C, Starr JS, Mody K, Toskich B. Albumin-bilirubin grade as a prognostic indicator for patients with non-hepatocellular primary and metastatic liver malignancy undergoing Yttrium-90 radioembolization using resin microspheres. J Gastrointest Oncol. 2020 Aug; 11 (4):715-723
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22. Core JM, Frey GT, Sharma A, Bussone ST, Legout JD, McKinney JM, Lewis AR, Ritchie C, Devcic Z, Paz-Fumagalli R, Toskich BB. Increasing Yttrium-90 Dose Conformality Using Proximal Radioembolization Enabled by Distal Angiosomal Truncation for the Treatment of Hepatic Malignancy. J Vasc Interv Radiol. 2020 Jun; 31 (6):934-942 Epub 2020 May 04
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23. Elboraey M, Devcic Z, Lewis AR, Ritchie CA, Frey GT, Paz-Fumagalli R, McKinney JM, Toskich BB. Transchondral access for irreversible electroporation of hepatocellular carcinoma. Radiol Case Rep. 2020 May; 15 (5):531-533 Epub 2020 Mar 05
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24. Devcic Z, Toskich BB, Livingston D, Croome KP, Lewis AR, Ritchie C, Frey G, McKinney JM, Paz-Fumagalli R. Endovascular Treatment of Aortohepatic Conduit Stenosis Following Liver Transplant. Transplant Proc. 2020 Apr; 52 (3):943-948 Epub 2020 Mar 03
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25. Frey GT, Padula CA, Stauffer JA, Toskich BB. Intraoperative Irreversible Electroporation in Locally Advanced Pancreatic Cancer: A Guide for the Interventional Radiologist. Semin Intervent Radiol. 2019 Dec; 36 (5):386-391 Epub 2019 Dec 02
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26. Jia Z, Paz-Fumagalli R, Frey GT, Sella DM, McKinney JM, Wang W. Prognostic factors in patients treated with transarterial radioembolization for unresectable and chemorefractory colorectal cancer with liver metastases. Expert Rev Gastroenterol Hepatol. 2019 Sep; 13 (9):899-905 Epub 2019 May 30
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27. Bailey RE, Surapaneni PK, Core J, Vidal LLC, LeGout J, Ritchie C, Frey G, McKinney JM, Sella D, Paz-Fumagalli R, Toskich B, Mody K. Safety and efficacy of locoregional therapy for metastatic pancreatic ductal adenocarcinoma to the liver: a single-center experience. J Gastrointest Oncol. 2019 Aug; 10(4):688-694.
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28. Ritchie C, Paz-Fumagalli R, Frey G, Toskich B. Intravascular Ultrasound-Guided Percutaneous Creation of a Splenocaval Shunt for Refractory Variceal Hemorrhage. J Vasc Interv Radiol. 2019 Jun; 30 (6):864-865.e1
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29. Kesler AM, Mousa OY, Toskich B, Frey G, Lewis M. Isolated gastric varices in a patient with essential thrombocythemia. Gastrointest Endosc. 2019 Feb; 89 (2):435-436 Epub 2018 Oct 22
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30. Padula CA, Lewis AR, Frey GT, McKinney JM, Paz-Fumagalli R, Ritchie CA, Devcic Z, Toskich BB. Renal artery injury during inferior vena cava filter removal with endobronchial forceps. JRSM Cardiovasc Dis. 2019 Jan-Dec; 8:2048004019893513 Epub 2019 Dec 03
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31. Dailey WA, Frey GT, McKinney JM, Paz-Fumagalli R, Sella DM, Toskich BB, Thomas M. Percutaneous Computed Tomography-Guided Radiotracer-Assisted Localization of Difficult Pulmonary Nodules in Uniportal Video-Assisted Thoracic Surgery. J Laparoendosc Adv Surg Tech A. 2018 Dec; 28 (12):1451-1457 Epub 2018 July 06
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32. Haddad MM, Fleming CJ, Thompson SM, Reisenauer CJ, Parvinian A, Frey G, Toskich B, Andrews JC. Comparison of Bleeding Complications between Transplenic versus Transhepatic Access of the Portal Venous System. J Vasc Interv Radiol. 2018 Oct; 29 (10):1383-1391 Epub 2018 Aug 31
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33. Welch BT, Schmitz JJ, Kurup AN, Atwell TD, Callstrom MR, Frey G, Paz-Fumagalli R, Allen A, Watt K, Heimbach J, Schmit GD. Feasibility and outcomes of percutaneous thermal ablation of hepatocellular carcinoma in a transplanted allograft. Abdom Radiol (NY). 2018 Jun; 43 (6):1478-1481
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34. Jia Z, Fuller TA, McKinney JM, Paz-Fumagalli R, Frey GT, Sella DM, Van Ha T, Wang W. Utility of Retrievable Inferior Vena Cava Filters: A Systematic Literature Review and Analysis of the Reasons for Nonretrieval of Filters with Temporary Indications. Cardiovasc Intervent Radiol. 2018 May; 41 (5):675-682 Epub 2018 Jan 22
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35. Saad WE, Chick JFB, Srinivasa RN, Saad N, Kim S, Fischman A, Frey G, Al-Osaimi A, Caldwell S. Two-year outcomes of balloon-occluded retrograde transvenous obliteration of gastric varices in liver transplant recipients: A multi-institutional study. Diagn Interv Imaging. 2017 Nov; 98 (11):801-808 Epub 2017 Apr 14
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36. Jia Z, Paz-Fumagalli R, Frey G, Sella DM, McKinney JM, Wang W. Single-institution experience of radioembolization with yttrium-90 microspheres for unresectable metastatic neuroendocrine liver tumors. J Gastroenterol Hepatol. 2017 Sep; 32 (9):1617-1623
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37. Paz-Fumagalli R, Jia Z, Sella DM, McKinney JM, Frey GT, Wang W. Percutaneous Retrograde Transhepatic Arterial Puncture to Regain Access in the True Lumen of the Dissected and Acutely Occluded Transplant Hepatic Artery. Am J Transplant. 2017 Mar; 17 (3):830-833 Epub 2016 Nov 17
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38. Jia Z, Paz-Fumagalli R, Frey G, Sella DM, McKinney JM, Wang W. Resin-based Yttrium-90 microspheres for unresectable and failed first-line chemotherapy intrahepatic cholangiocarcinoma: preliminary results. J Cancer Res Clin Oncol. 2017 Mar; 143 (3):481-489 Epub 2016 Nov 08
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39. Dortch John, Bridges Mellena, Frey Gregory, Sella David, Oldenburg W, Farres Houssam, Smith Erin, Lanigan Haley, Hakaim Albert. Feraheme-Enhanced Magnetic Resonance Angiography (FEMRA) vs. Digital Subtraction Angiography in the Diagnosis and Treatment of Peripheral Vascular Disease in Patients with Renal Insufficiency J Vasc Endovasc Surg.2016;
    
40. Stoneburner C, Frey G, Hakaim AG. Endoleak after open abdominal aortic aneurysm repair Journal of Vascular and Endovascular Surgery. 2016. Epub 2016 Jan 01.
    
41. Sella DM, Frey GT, Giesbrandt K. Osteomyelitis and discitis following translumbar repair of a type II endoleak CardioVascular and Interventional Radiology. 2016; 39: (3)458-61.
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42. Elfeki MA, Paz-Fumagalli R, Tiemeier AM, Pungpapong S, Sella DM, Frey GT, Musto KR, Nguyen JH, Harnois DM. Choice of Partial Splenic Embolization Technique in Liver Transplant Recipients Correlates With Risk of Infectious Complications. Transplant Proc. 2015 Dec; 47 (10):2932-8
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43. Frey GT, Sella DM, Atwell TD. Image-Guided Renal Intervention. Radiol Clin North Am. 2015 Sep; 53 (5):1005-19
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44. Giesbrandt K, Bulatao I, Taner B, Frey G, Sella DM, McKinney J, Paz-Fumagalli R. Atlas of ischemic cholangiopathy in donation-after-cardiac-death liver transplants. Journal of Vascular and Interventional Radiology. 2/2015; 26(2):S216-S217.
    
45. Horsley-Silva JL, Ngamruengphong S, Frey GT, Paz-Fumagalli R, Lewis MD. Segmental arterial mediolysis: a case of mistaken hemorrhagic pancreatitis and review of the literature. JOP. 2014 Jan 10; 15 (1):72-7
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46. Galon J, Franchimont D, Hiroi N, Frey G, Boettner A, Erhart-Bornstein M, O’Shea JJ, Chrousos GP, Bornstein SR. Gene Profiling reveals unknown enhancing and suppressive action of glucocorticoids on immune cells. FASEB J. 2002 Jan; 16(1):61-71.
    
47. Maurer M, Trajanoski Z, Frey G, Hiroi N Galon J, Willenberg HS, Gold PW, Chrousos GP, Scherbaum WA, Bornstein SR. Differential gene expression profile of glucocorticoids, testosterone, and dehydroepiandrosterone in human cells. Horm Metab Res. 2001 Dec; 33(12):691-5.