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Publications - Amy K . Hara, M.D.

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  1. Hara AK, Walker FB, Silva AC, Leighton JA. Preliminary estimate of triphasic CT enterography performance in hemodynamically stable patients with suspected gastrointestinal bleeding. AJR Am J Roentgenol 2009 Nov; 193(5):1252-60.
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  2. Hara AK, Paden RG, Silva AC, Kujak JL, Lawder HJ, Pavlicek W. Iterative reconstruction technique for reducing body radiation dose at CT: feasibility study. AJR Am J Roentgenol 2009 Sep; 193(3):764-71.
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  3. Peterson CM, Anderson JS, Hara AK, Carenza JW, Menias CO. Volvulus of the gastrointestinal tract: appearances at multimodality imaging. Radiographics 2009 Sep-Oct; 29(5):1281-NIL_95.
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  4. Peterson CM, Anderson JS, Hara AK, Carenza JW, Menias CO. Volvulus of the gastrointestinal tract: appearances at multimodality imaging. Radiographics 2009 Sep-Oct; 29(5):1281-NIL_95.
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  5. Johnson KT, Hara AK, Johnson CD. Evaluation of colitis: usefulness of CT enterography technique. Emerg Radiol 2009 Jul; 16(4):277-82. Epub 2009 Feb 13.
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  6. Hara AK, Swartz PG. CT enterography of Crohn's disease. Abdom Imaging 2009 Jun; 34(3):289-95.
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  7. Hara AK, Swartz PG. CT enterography of Crohn's disease. Abdom Imaging 2009 May-Jun; 34(3):289-95.
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  8. Silva AC, Evans JM, McCullough AE, Jatoi MA, Vargas HE, Hara AK. MR imaging of hypervascular liver masses: a review of current techniques. Radiographics 2009 Mar-Apr; 29(2):385-402.
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  9. Johnson CD, Chen MH, Toledano AY, Heiken JP, Dachman A, Kuo MD, Menias CO, Siewert B, Cheema JI, Obregon RG, Fidler JL, Zimmerman P, Horton KM, Coakley K, Iyer RB, Hara AK, Halvorsen RA Jr, Casola G, Yee J, Herman BA, Burgart LJ, Limburg PJ. Accuracy of CT colonography for detection of large adenomas and cancers. N Engl J Med 2008 Sep 18; 359(12):1207-17.
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  10. Hara AK, Alam S, Heigh RI, Gurudu SR, Hentz JG, Leighton JA. Using CT enterography to monitor Crohn's disease activity: a preliminary study. AJR Am J Roentgenol 2008 Jun; 190(6):1512-6.
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  11. Sachdev MS, Leighton JA, Fleischer DE, Heigh RI, Hara AK, Post JA, Erickson PJ, Sharma VK. A prospective study of the utility of abdominal radiographs after capsule endoscopy for the diagnosis of capsule retention. Gastrointest Endosc 2007 Nov; 66(5):894-900.
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  12. Silva AC, Beaty SD, Hara AK, Fletcher JG, Fidler JL, Menias CO, Johnson CD. Spectrum of normal and abnormal CT appearances of the ileocecal valve and cecum with endoscopic and surgical correlation. Radiographics 2007 Jul-Aug; 27(4):1039-54.
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  13. Paulsen SR, Huprich JE, Hara AK. CT enterography: noninvasive evaluation of Crohn's disease and obscure gastrointestinal bleed. Radiol Clin North Am 2007 Mar; 45(2):303-15.
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  14. Li J, Yao JH, Summers RM, Petrick N, Manry MT, Hara AK. An efficient feature selection algorithm for computer-aided polyp detection. International Journal on Artificial Intelligence Tools (Architectures, Languages, Algorithms) 2006 Dec; 15(6):893-915.
  15. Silva AC, Wellnitz CV, Hara AK. Three-dimensional virtual dissection at CT colonography: unraveling the colon to search for lesions. Radiographics 2006 Nov-Dec; 26(6):1669-86.
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  16. Silva AC, Vens EA, Hara AK, Fletcher JG, Fidler JL, Johnson CD. Evaluation of benign and malignant rectal lesions with CT colonography and endoscopic correlation. Radiographics 2006 Jul-Aug; 26(4):1085-99.
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  17. Friese JL, Hara AK. AJR Teaching File: chronic nausea and vomiting with abdominal pain. AJR Am J Roentgenol 2006 Jun; 186(6 Suppl 1):S445-8.
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  18. Triester SL, Leighton JA, Leontiadis GI, Gurudu SR, Fleischer DE, Hara AK, Heigh RI, Shiff AD, Sharma VK. A meta-analysis of the yield of capsule endoscopy compared to other diagnostic modalities in patients with non-stricturing small bowel Crohn's disease. Am J Gastroenterol 2006 May; 101(5):954-64.
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  19. Triester SL, Hara AK, Young-Fadok TM, Heigh RI. Colonic perforation after computed tomographic colonography in a patient with fibrostenosing Crohn's disease. Am J Gastroenterol 2006 Jan; 101(1):189-92.
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  20. Hara AK, Leighton JA, Heigh RI, Sharma VK, Silva AC, De Petris G, Hentz JG, Fleischer DE. Crohn disease of the small bowel: preliminary comparison among CT enterography, capsule endoscopy, small-bowel follow-through, and ileoscopy. Radiology 2006 Jan; 238(1):128-34.
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  21. Triester SL, Leighton JA, Leontiadis GI, Fleischer DE, Hara AK, Heigh RI, Shiff AD, Sharma VK. A meta-analysis of the yield of capsule endoscopy compared to other diagnostic modalities in patients with obscure gastrointestinal bleeding. American Journal of Gastroenterology 2005 Nov; 100(11):2407-18.
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  22. Silva AC, Hara AK, Leighton JA, Heppell JP. CT colonography with intravenous contrast material: varied appearances of colorectal carcinoma. Radiographics 2005 Sep-Oct; 25(5):1321-34.
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  23. Hara AK, Leighton JA, Sharma VK, Heigh RI, Fleischer DE. Imaging of small bowel disease: comparison of capsule endoscopy, standard endoscopy, barium examination, and CT. Radiographics 2005 May-Jun; 25(3):697-711; discussion 711-8.
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  24. Hara AK. Capsule endoscopy: the end of the barium small bowel examination? Abdom Imaging 2005 Mar-Apr; 30(2):179-83.
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  25. Hara AK. Extracolonic findings at CT colonography. Seminars in Ultrasound CT MRI 2005 Feb; 26(1):24-7.
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  26. Silva AC, Friese JL, Hara AK, Liu PT. MR cholangiopancreatography: Improved ductal distention with intravenous morphine administration. Radiographics 2004 May-Jun; 24(3):677-87.
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  27. Hara AK, Leighton JA, Sharma VK, Fleischer DE. Small bowel: Preliminary comparison of capsule endoscopy with barium study and CT. Radiology 2004 Jan; 230(1):260-5.
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  28. Johnson CD, Toledano AY, Herman BA, Dachman AH, McFarland EG, Barish MA, Brink JA, Ernst RD, Fletcher JG, Halvorsen RA, Hara AK, Hopper KD, Koehler RE, Lu DSK, Macari M, MacCarty RL, Miller FH, Morrin M, Paulson EK, Yee J, Zalis M. Computerized tomographic colonography: Performance evaluation in a retrospective multicenter setting. Gastroenterology 2003 Sep; 125(3):688-95.
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  29. Fidler JL, Johnson CD, MacCarty RL, Welch TJ, Hara AK, Harmsen WS. Detection of flat lesions in the colon with CT colonography. Abdom Imaging 2002 May-Jun; 27(3):292-300.
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  30. Hara AK, Johnson CD, MacCarty RL, Welch TJ, McCollough CH, Harmsen WS. CT colonography: single- versus multi-detector row imaging. Radiology 2001 May; 219(2):461-5.
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  31. Hara AK, Johnson CD, MacCarty RL, Welch TJ. Incidental extracolonic findings at CT colonography. Radiology 2000 May; 215(2):353-7.
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  32. Fletcher JG, Johnson CD, MacCarty RL, Welch TJ, Reed JE, Hara AK. CT colonography: potential pitfalls and problem-solving techniques. AJR Am J Roentgenol 1999 May; 172(5):1271-8.
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  33. Johnson CD, Hara AK, Reed JE. Virtual endoscopy: what's in a name? AJR Am J Roentgenol 1998 Nov; 171(5):1201-2.
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  34. Johnson CD, Hara AK, Reed JE. Virtual endoscopy: what's in a name? AJR Am J Roentgenol 1998; 171(5):1185.
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  35. Hara AK, Johnson CD, Reed JE, Ahlquist DA, Nelson H, MacCarty RL, Harmsen WS, Ilstrup DM. Detection of colorectal polyps with CT colography: initial assessment of sensitivity and specificity. Radiology 1997 Oct; 205(1):59-65.
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  36. Hara AK, Johnson CD, Reed JE. Colorectal lesions: evaluation with CT colography. Radiographics 1997 Sep-Oct; 17(5):1157-67; discussion 1167-8.
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  37. Johnson CD, Hara AK, Reed JE. Computed tomographic colonography (Virtual colonoscopy): a new method for detecting colorectal neoplasms. Endoscopy 1997 Aug; 29(6):454-61.
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  38. Hara AK, Johnson CD, Reed JE, Ahlquist DA, Nelson H, Ehman RL, Harmsen WS. Reducing data size and radiation dose for CT colonography. AJR Am J Roentgenol 1997 May; 168(5):1181-4.
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  39. Hara AK, Johnson CD, Reed JE, Ehman RL, Ilstrup DM. Colorectal polyp detection with CT colography: two- versus three-dimensional techniques. Work in progress. Radiology 1996 Jul; 200(1):49-54.
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  40. Hara AK, Burkart DJ, Johnson CD, Felmlee JP, Ehman RL, Ilstrup DM, Harmsen WS. Variability of consecutive in vivo MR flow measurements in the main portal vein. AJR Am J Roentgenol 1996 Jun; 166(6):1311-5.
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  41. Hara AK, Burkart DJ, Johnson CD, Ehman RL, Ilstrup DM. Abdominal phase-contrast MR angiography: breath-hold versus non-breath-hold techniques. J Magn Reson Imaging 1996 Jan-Feb; 6(1):94-8.
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  42. Hara AK, Johnson CD, Reed JE, Ahlquist DA, Nelson H, Ehman RL, McCollough CH, Ilstrup DM. Detection of colorectal polyps by computed tomographic colography: feasibility of a novel technique. Gastroenterology 1996 Jan; 110(1):284-90.
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  43. Reed JE, Hara AK, Johnson CD. CT colography combines virtual colonoscopy and transluminal cross sections. Computer Assisted Radiology Proceedings of the International Symposium on Computer and Communication Systems for Image Guided Diagnosis and Therapy Excerpta Medica Internation Congress Series 1996; 1124:171-6.


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