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Michael T Corwin, MD

Title(s)Associate Professor, Radiology
SchoolUniversity of California, Davis
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    1. Yanagisawa M, Malik DG, Loehfelm TW, Fananapazir G, Corwin MT, Campbell MJ. Adrenal Tumors Found During Staging and Surveillance for Colorectal Cancer: Benign Incidentalomas or Metastatic Disease? World J Surg. 2020 Mar 23. PMID: 32206857.
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    2. Chalfant JS, Skaggs AW, Loehfelm TW, Fananapazir G, Corwin MT. Incidentally detected biliary ductal dilatation on contrast-enhanced CT: what is the incidence of occult obstructing malignancy? Abdom Radiol (NY). 2019 Dec; 44(12):4022-4027. PMID: 31511955.
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    3. Zuo Y, Sarkar S, Corwin MT, Olson K, Badawi RD, Wang G. Structural and practical identifiability of dual-input kinetic modeling in dynamic PET of liver inflammation. Phys Med Biol. 2019 09 05; 64(17):175023. PMID: 31051490.
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    4. Corwin MT, Navarro SM, Malik DG, Loehfelm TW, Fananapazir G, Wilson M, Campbell MJ. Differences in Growth Rate on CT of Adrenal Adenomas and Malignant Adrenal Nodules. AJR Am J Roentgenol. 2019 09; 213(3):632-636. PMID: 31039016.
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    5. Fananapazir G, Klimkiv L, Canvasser N, Lamba R, Loehfelm TW, Corwin MT. Radiation Dose Reduction of Unenhanced CT Limited to the Kidneys for Follow-Up of Patients With Known Nephrolithiasis Without Symptoms. AJR Am J Roentgenol. 2019 Apr 11; 1-4. PMID: 30973770.
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    6. Sarkar S, Corwin MT, Olson KA, Stewart SL, Liu CH, Badawi RD, Wang G. Pilot Study to Diagnose Nonalcoholic Steatohepatitis With Dynamic 18F-FDG PET. AJR Am J Roentgenol. 2019 03; 212(3):529-537. PMID: 30673340.
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    7. Corwin MT, Khera SS, Loehfelm TW, Yang NT, Fananapazir G. Incidentally Detected Focal Fundal Gallbladder Wall Thickening at Contrast-Enhanced Computed Tomography: Prevalence and Computed Tomography Features of Malignancy. J Comput Assist Tomogr. 2019 Jan/Feb; 43(1):149-154. PMID: 30371615.
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    8. Benjamin Spencer, Souvik Sarkar, Kristin Olson, Michael T. Corwin, Ramsey D. Badawi, Guobao Wang. Dual-Input Kinetic Modeling in Dynamic PET: Clinical Evaluation of the Impact of Time-of-Flight Imaging. 2018 IEEE Nuclear Science Symposium and Medical Imaging Conference Proceedings (NSS/MIC). 2018 Nov 1; 1-4.
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    9. Corwin MT, Loehfelm TW, McGahan JP, Liang C, Khati NJ, Haji-Momenian S. Prevalence of Low-Attenuation Homogeneous Papillary Renal Cell Carcinoma Mimicking Renal Cysts on CT. AJR Am J Roentgenol. 2018 12; 211(6):1259-1263. PMID: 30240301.
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    10. Fananapazir G, Golshani B, Chen LX, McGahan JP, de Mattos AM, Corwin MT. Bladder debris on ultrasound in the emergency department: correlation with urinalysis. Abdom Radiol (NY). 2018 09; 43(9):2462-2466. PMID: 29470628.
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    11. Fananapazir G, Kitich A, Lamba R, Stewart SL, Corwin MT. Normal reference values for bladder wall thickness on CT in a healthy population. Abdom Radiol (NY). 2018 09; 43(9):2442-2445. PMID: 29392368.
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    12. Kuftinec G, Loehfelm T, Corwin M, Durbin-Johnson B, Candido M, Hluhanich R, Sarkar S. De novo hepatocellular carcinoma occurrence in hepatitis C cirrhotics treated with direct-acting antiviral agents. Hepat Oncol. 2018 Jan; 5(1):HEP06. PMID: 30302197.
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    13. Wang G, Corwin MT, Olson KA, Badawi RD, Sarkar S. Dynamic PET of human liver inflammation: impact of kinetic modeling with optimization-derived dual-blood input function. Phys Med Biol. 2018 07 24; 63(15):155004. PMID: 29847315.
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    14. Corwin MT, Hansra SS, Loehfelm TW, Lamba R, Fananapazir G. Prevalence of Solid Tumors in Incidentally Detected Homogeneous Renal Masses Measuring > 20 HU on Portal Venous Phase CT. AJR Am J Roentgenol. 2018 09; 211(3):W173-W177. PMID: 29995501.
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    15. Fananapazir G, Benzl R, Corwin MT, Chen LX, Sageshima J, Stewart SL, Troppmann C. Predonation Volume of Future Remnant Cortical Kidney Helps Predict Postdonation Renal Function in Live Kidney Donors. Radiology. 2018 Jul; 288(1):153-157. PMID: 29558297.
      View in: PubMed
    16. Corwin MT, Chalfant JS, Loehfelm TW, Fananapazir G, Lamba R, Mayo-Smith WW. Incidentally Detected Bilateral Adrenal Nodules in Patients Without Cancer: Is Further Workup Necessary? AJR Am J Roentgenol. 2018 Apr; 210(4):780-784. PMID: 29381378.
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    17. Tang A, Bashir MR, Corwin MT, Cruite I, Dietrich CF, Do RKG, Ehman EC, Fowler KJ, Hussain HK, Jha RC, Karam AR, Mamidipalli A, Marks RM, Mitchell DG, Morgan TA, Ohliger MA, Shah A, Vu KN, Sirlin CB. Evidence Supporting LI-RADS Major Features for CT- and MR Imaging-based Diagnosis of Hepatocellular Carcinoma: A Systematic Review. Radiology. 2018 01; 286(1):29-48. PMID: 29166245.
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    18. Corwin MT, Lee AY, Fananapazir G, Loehfelm TW, Sarkar S, Sirlin CB. Nonstandardized Terminology to Describe Focal Liver Lesions in Patients at Risk for Hepatocellular Carcinoma: Implications Regarding Clinical Communication. AJR Am J Roentgenol. 2018 Jan; 210(1):85-90. PMID: 29023148.
      View in: PubMed
    19. Campbell MJ, Obasi M, Wu B, Corwin MT, Fananapazir G. The radiographically diagnosed adrenal myelolipoma: what do we really know? Endocrine. 2017 Nov; 58(2):289-294. PMID: 28866749.
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    20. McGahan JP, Sidhar K, Fananapazir G, Early H, Corwin MT, Silverman SG, Seibert A. Renal cell carcinoma attenuation values on unenhanced CT: importance of multiple, small region-of-interest measurements. Abdom Radiol (NY). 2017 09; 42(9):2325-2333. PMID: 28389785.
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    21. Fananapazir G, McGahan JP, Corwin MT, Stewart SL, Vu CT, Wright L, Troppmann C. Screening for Transplant Renal Artery Stenosis: Ultrasound-Based Stenosis Probability Stratification. AJR Am J Roentgenol. 2017 Nov; 209(5):1064-1073. PMID: 28858538.
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    22. Jin M, Sanchez TR, Lamba R, Fananapazir G, Corwin MT. Accuracy and Radiation Dose Reduction of Limited-Range CT in the Evaluation of Acute Appendicitis in Pediatric Patients. AJR Am J Roentgenol. 2017 Sep; 209(3):643-647. PMID: 28609109.
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    23. Holmes JF, Siglock BG, Corwin MT, Johnson MA, Salcedo ES, Espinoza GS, Lamba R. Rate and Reasons for Repeat CT Scanning in Transferred Trauma Patients. Am Surg. 2017 May 01; 83(5):465-469. PMID: 28541855.
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    24. Fananapazir G, Moshiri A, Corwin MT, Troppmann C. Venous Neovascularization in a Recipient of a Pediatric Kidney Transplant. J Vasc Interv Radiol. 2017 04; 28(4):623-625. PMID: 28343593.
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    25. Fananapazir G, Troppmann C, Corwin MT, Nikpour AM, Naderi S, Lamba R. Incidences of acute kidney injury, dialysis, and graft loss following intravenous administration of low-osmolality iodinated contrast in patients with kidney transplants. Abdom Radiol (NY). 2016 11; 41(11):2182-2186. PMID: 27377897.
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    26. Corwin MT, Lee JS, Fananapazir G, Wilson M, Lamba R. Detection of Renal Stones on Portal Venous Phase CT: Comparison of Thin Axial and Coronal Maximum-Intensity-Projection Images. AJR Am J Roentgenol. 2016 Dec; 207(6):1200-1204. PMID: 27611106.
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    27. Fananapazir G, Bashir MR, Corwin MT, Lamba R, Vu CT, Troppmann C. Comparison of ferumoxytol-enhanced MRA with conventional angiography for assessment of severity of transplant renal artery stenosis. J Magn Reson Imaging. 2017 03; 45(3):779-785. PMID: 27504713.
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    28. Fananapazir G, Hannsun G, Wright LA, Corwin MT, Troppmann C. Diagnosis and Management of Transplanted Kidney Extrarenal Pseudoaneurysms: A Series of Four Cases and a Review of the Literature. Cardiovasc Intervent Radiol. 2016 Nov; 39(11):1649-1653. PMID: 27439622.
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    29. Early HM, McGahan JP, Scoutt LM, Revzin M, Lamba R, Corwin M, Fananapazir G, Sekhon S. Pitfalls of Sonographic Imaging of Uterine Leiomyoma. Ultrasound Q. 2016 Jun; 32(2):164-74. PMID: 27233072.
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    30. Corwin MT, Malutich S, Salcedo ES, Fananapazir G, Brock JM, McGahan JP. Evaluation of cystic duct patency: comparison of functional MR cholangiography with gadoxetate disodium and hepatobiliary scintigraphy in suspected acute cholecystitis. Clin Imaging. 2016 Sep-Oct; 40(5):973-8. PMID: 27240319.
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    31. Lamba R, Corwin MT, Fananapazir G. Practical dose reduction tips for abdominal interventional procedures using CT-guidance. Abdom Radiol (NY). 2016 04; 41(4):743-53. PMID: 26920005.
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    32. Sanchez TR, Corwin MT, Davoodian A, Stein-Wexler R. Sonography of Abdominal Pain in Children: Appendicitis and Its Common Mimics. J Ultrasound Med. 2016 Mar; 35(3):627-35. PMID: 26892821.
      View in: PubMed
    33. Salcedo ES, Brown IE, Corwin MT, Galante JM. Pelvic angioembolization in trauma - Indications and outcomes. Int J Surg. 2016 Sep; 33(Pt B):231-236. PMID: 26912018.
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    34. Fananapazir G, Troppmann C, Corwin MT, Bent CK, Vu CT, Lamba R. Incidence of Contrast-Induced Nephropathy After Renal Graft Catheter Arteriography Using Iodine-Based Contrast Medium. AJR Am J Roentgenol. 2016 Apr; 206(4):783-6. PMID: 26866337.
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    35. Corwin MT, Fananapazir G, Jin M, Lamba R, Bashir MR. Differences in Liver Imaging and Reporting Data System Categorization Between MRI and CT. AJR Am J Roentgenol. 2016 Feb; 206(2):307-12. PMID: 26797357.
      View in: PubMed
    36. Corwin MT, Seibert JA, Fananapazir G, Lamba R, Boone JM. JOURNAL CLUB: Quantification of Fetal Dose Reduction if Abdominal CT Is Limited to the Top of the Iliac Crests in Pregnant Patients With Trauma. AJR Am J Roentgenol. 2016 Apr; 206(4):705-12. PMID: 26796990.
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    37. Sidhar K, McGahan JP, Early HM, Corwin M, Fananapazir G, Gerscovich EO. Renal Cell Carcinomas: Sonographic Appearance Depending on Size and Histologic Type. J Ultrasound Med. 2016 Feb; 35(2):311-20. PMID: 26740493.
      View in: PubMed
    38. Corwin MT, Fananapazir G, Chaudhari AJ. MR Angiography of Renal Transplant Vasculature with Ferumoxytol:: Comparison of High-Resolution Steady-State and First-Pass Acquisitions. Acad Radiol. 2016 Mar; 23(3):368-73. PMID: 26707344.
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    39. Fananapazir G, Tse G, Corwin MT, Santhanakrishnan C, Perez RV, McGahan JP, Stewart S, Troppmann C. Pediatric En Bloc Kidney Transplants: Clinical and Immediate Postoperative US Factors Associated with Vascular Thrombosis. Radiology. 2016 Jun; 279(3):935-42. PMID: 26678454.
      View in: PubMed
    40. Corwin MT, Fananapazir G, Lamba R, Salcedo ES, Holmes JF. Arterial phase CT for the detection of splenic injuries in blunt trauma: would it improve clinical outcomes? Clin Imaging. 2016 Mar-Apr; 40(2):212-6. PMID: 26995572.
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    41. Salcedo ES, Brown IE, Corwin MT, Galante JM. Angioembolization for solid organ injury: A brief review. Int J Surg. 2016 Sep; 33(Pt B):225-230. PMID: 26537314.
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    42. Fananapazir G, Rao R, Corwin MT, Naderi S, Santhanakrishnan C, Troppmann C. Sonographic Evaluation of Clinically Significant Perigraft Hematomas in Kidney Transplant Recipients. AJR Am J Roentgenol. 2015 Oct; 205(4):802-6. PMID: 26397328.
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    43. Fananapazir G, Lamba R, Lewis B, Corwin MT, Naderi S, Troppmann C. Utility of MRI in the Characterization of Indeterminate Small Renal Lesions Previously Seen on Screening CT Scans of Potential Renal Donor Patients. AJR Am J Roentgenol. 2015 Aug; 205(2):325-30. PMID: 26204282.
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    44. Bent C, Fananapazir G, Tse G, Corwin MT, Vu C, Santhanakrishnan C, Perez RV, Troppmann C. Graft arterial stenosis in kidney en bloc grafts from very small pediatric donors: incidence, timing, and role of ultrasound in screening. Am J Transplant. 2015 Nov; 15(11):2940-6. PMID: 26153092.
      View in: PubMed
    45. Sanchez TR, Holz GS, Corwin MT, Wood RJ, Wootton-Gorges SL. Follow-up barium study after a negative water-soluble contrast examination for suspected esophageal leak: is it necessary? Emerg Radiol. 2015 Oct; 22(5):539-42. PMID: 26076944.
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    46. Corwin MT, Chang M, Fananapazir G, Seibert A, Lamba R. Accuracy and radiation dose reduction of a limited abdominopelvic CT in the diagnosis of acute appendicitis. Abdom Imaging. 2015 Jun; 40(5):1177-82. PMID: 25331570.
      View in: PubMed
    47. Lamba R, Tanner DT, Sekhon S, McGahan JP, Corwin MT, Lall CG. Multidetector CT of Vascular Compression Syndromes in the Abdomen and Pelvis-Erratum. Radiographics. 2015 May-Jun; 35(3):973. PMID: 25969943.
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    48. Knebel RJ, Lamba R, Lin C, Fananapazir G, Corwin MT, Evans S. Ruptured aortic pseudoaneurysm complicating laparoscopic adjustable gastric banding. J Vasc Interv Radiol. 2015 Feb; 26(2):292-5. PMID: 25645419.
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    49. Lamba R, McGahan JP, Corwin MT, Li CS, Tran T, Seibert JA, Boone JM. CT Hounsfield numbers of soft tissues on unenhanced abdominal CT scans: variability between two different manufacturers' MDCT scanners. AJR Am J Roentgenol. 2014 Nov; 203(5):1013-20. PMID: 25341139.
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    50. Gabriel J. Runner, Eugenio O. Gerscovich, Alexander Fodor, Shidrokh Shakeri, Hemlata Oswal, John P. McGahan, Michael T. Corwin, Michael S. Cronan. Practical Utility of Color Doppler Sonography in the Evaluation of Endometrial Pathology. Journal of Diagnostic Medical Sonography. 2014 Nov 1; 30(6):281-287.
      View in: Publisher Site
    51. Lamba R, Fananapazir G, Fananazapir G, Corwin MT, Khatri VP. Diagnostic imaging of hepatic lesions in adults. Surg Oncol Clin N Am. 2014 Oct; 23(4):789-820. PMID: 25246050.
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    52. Gerscovich EO, Fananapazir G, McGahan JP, Hirschbein JS, Naderi S, Corwin MT, Durham BH. Sonographic appearance of a dermoid cyst (mature cystic teratoma) of the spleen. J Clin Ultrasound. 2015 Feb; 43(2):132-4. PMID: 25044283.
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    53. Corwin MT, Sheen L, Kuramoto A, Lamba R, Parthasarathy S, Holmes JF. Utilization of a clinical prediction rule for abdominal-pelvic CT scans in patients with blunt abdominal trauma. Emerg Radiol. 2014 Dec; 21(6):571-6. PMID: 24838812.
      View in: PubMed
    54. Corwin MT, Bekele W, Lamba R. Bony landmarks on computed tomographic localizer radiographs to prescribe a reduced scan range in patients undergoing multidetector computed tomography for suspected urolithiasis. J Comput Assist Tomogr. 2014 May-Jun; 38(3):404-7. PMID: 24681868.
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    55. Gerscovich EO, Corwin MT, Sekhon S, Runner GJ, Gandour-Edwards RF. Sonographic appearance of adnexal torsion, correlation with other imaging modalities, and clinical history. Ultrasound Q. 2014 Mar; 30(1):49-55. PMID: 24901779.
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    56. Runner GJ, Corwin MT, Siewert B, Eisenberg RL. Gallbladder wall thickening. AJR Am J Roentgenol. 2014 Jan; 202(1):W1-W12. PMID: 24370153.
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    57. Lamba R, Tanner DT, Sekhon S, McGahan JP, Corwin MT, Lall CG. Multidetector CT of vascular compression syndromes in the abdomen and pelvis. Radiographics. 2014 Jan-Feb; 34(1):93-115. PMID: 24428284.
      View in: PubMed
    58. McGahan JP, Bishop J, Webb J, Howell L, Torok N, Lamba R, Corwin MT. Role of FNA and Core Biopsy of Primary and Metastatic Liver Disease. Int J Hepatol. 2013; 2013:174103. PMID: 24369506.
      View in: PubMed
    59. Corwin MT, Gerscovich EO, Lamba R, Wilson M, McGahan JP. Differentiation of ovarian endometriomas from hemorrhagic cysts at MR imaging: utility of the T2 dark spot sign. Radiology. 2014 Apr; 271(1):126-32. PMID: 24475842.
      View in: PubMed
    60. Corwin MT, Hsu M, McGahan JP, Wilson M, Lamba R. Unenhanced MDCT in suspected urolithiasis: improved stone detection and density measurements using coronal maximum-intensity-projection images. AJR Am J Roentgenol. 2013 Nov; 201(5):1036-40. PMID: 24147474.
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    61. Karam AR, Kim YH, Corwin MT. Gadoxetate disodium-enhanced liver MRI: gallbladder opacification patterns during hepatobiliary phase. Clin Imaging. 2014 Jan-Feb; 38(1):42-9. PMID: 24139834.
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    62. Doherty MH, Gerscovich EO, Corwin MT, Wilkendorf SR. Methamphetamine use can mimic testicular torsion. J Clin Ultrasound. 2013 Sep; 41(7):461-3. PMID: 23606543.
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    63. Corwin MT, Lamba R, Wilson M, McGahan JP. Renal cell carcinoma metastases to the pancreas: value of arterial phase imaging at MDCT. Acta Radiol. 2013 Apr 01; 54(3):349-54. PMID: 23325783.
      View in: PubMed
    64. Yen P, Khong K, Lamba R, Corwin MT, Gerscovich EO. Ovarian fibromas and fibrothecomas: sonographic correlation with computed tomography and magnetic resonance imaging: a 5-year single-institution experience. J Ultrasound Med. 2013 Jan; 32(1):13-8. PMID: 23269706.
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    65. Wright LA, Gerscovich EO, Corwin MT, Lynch L, Lamba R. Tension hydrocele: additional cause of ischemia of the testis. J Ultrasound Med. 2012 Dec; 31(12):2041-3. PMID: 23197560.
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    66. Corwin MT, Lamba R, McGahan JP. Functional MR cholangiography of the cystic duct and sphincter of Oddi using gadoxetate disodium: is a 30-minute delay long enough? J Magn Reson Imaging. 2013 Apr; 37(4):993-8. PMID: 23001618.
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    67. Corwin MT, Smith AJ, Karam AR, Sheiman RG. Incidentally detected misty mesentery on CT: risk of malignancy correlates with mesenteric lymph node size. J Comput Assist Tomogr. 2012 Jan-Feb; 36(1):26-9. PMID: 22261767.
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    68. Corwin MT, Karam AR, Baker SP, Kim YH. Determination of cystic duct patency using hepatobiliary MRI with gadoxetate disodium: is T1 precontrast imaging necessary? J Magn Reson Imaging. 2012 Mar; 35(3):601-6. PMID: 22034256.
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    69. Corwin MT, Siewert B, Sheiman RG, Kane RA. Incidentally detected gallbladder polyps: is follow-up necessary?--Long-term clinical and US analysis of 346 patients. Radiology. 2011 Jan; 258(1):277-82. PMID: 20697115.
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    70. Corwin MT, Donohoo JH, Partridge R, Egglin TK, Mayo-Smith WW. Do emergency physicians use serum D-dimer effectively to determine the need for CT when evaluating patients for pulmonary embolism? Review of 5,344 consecutive patients. AJR Am J Roentgenol. 2009 May; 192(5):1319-23. PMID: 19380556.
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    71. Hata JA, Petrofski JA, Schroder JN, Williams ML, Timberlake SH, Pippen A, Corwin MT, Solan AK, Jakoi A, Gehrig TR, Kontos CD, Milano CA. Modulation of phosphatidylinositol 3-kinase signaling reduces intimal hyperplasia in aortocoronary saphenous vein grafts. J Thorac Cardiovasc Surg. 2005 Jun; 129(6):1405-13. PMID: 15942585.
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