Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Akira Kawashima"'
Autor:
Robert P. Hartman, Lifeng Yu, Cynthia H. McCollough, Hiroki Kagoshima, Joel G. Fletcher, Mark A. Nathan, Akira Kawashima, Shuai Leng, Adam T. Froemming, Rickey E. Carter, Naoki Takahashi
Publikováno v:
Journal of computer assisted tomography. 37(4)
OBJECTIVE The objective of this study was to analyze radiation dose reduction and image quality by combining automated kV selection, tube current reduction, and iterative reconstruction. METHODS This was a retrospective analysis of the excretory phas
Publikováno v:
Journal of Computer Assisted Tomography. 17:147-150
Radiologic and imaging findings of parosteal ossifying lipoma along with pathologic correlation are presented in this case report.
Autor:
Elias A. Zerhouni, Clare M. Tempany, Elliot K. Fishman, Akira Kawashima, Ralph H. Hruban, Janet E. Kuhlman
Publikováno v:
Journal of Computer Assisted Tomography. 15:1035-1038
We report a case of a 35-year-old woman with a mucinous biliary cystadenoma of the liver. The patient presented with the acute onset of upper abdominal pain and jaundice, symptoms caused by bleeding into the cystadenoma. Findings of a variety of imag
Autor:
Derek R. Ney, Elliot K. Fishman, Akira Kawashima, Neil B. Friedman, Janet E. Kuhlman, James N. Campbell
Publikováno v:
Journal of Computer Assisted Tomography. 15:790-795
Standard axial CT supplemented by two-dimensional reconstruction in coronal, sagittal, and oblique planes was used to evaluate 35 patients with a history of breast cancer and clinical symptoms suggestive of brachial plexopathy. In five patients, defi
Autor:
Seiko C. Miki, Akira Kawashima, Carl M. Sandler, John D. Milam, Stanford M. Goldman, Ajay Kwatra
Publikováno v:
Journal of Computer Assisted Tomography. 21:271-273
We report a case of pseudosarcomatous fibromyxoid tumor of the bladder in a 23-year-old man with a 2 month history of painless gross hematuria, which was studied by biphasic contrast-enhanced helical CT. CT demonstrated a 2 cm diameter polypoid enhan
Publikováno v:
Journal of computer assisted tomography. 15(5)
Of the many steps involved in producing high quality three-dimensional (3D) images of CT data, the data acquisition step is of greatest consequence. The principle of "garbage in, garbage out" applies to 3D imaging--bad scanning technique produces equ
Publikováno v:
Journal of computer assisted tomography. 15(4)
Abdominal CT of 230 patients (310 CT examinations) with a diagnosis of malignant melanoma was retrospectively reviewed for the evaluation of small bowel and mesenteric involvement. Seventeen (7.4%) patients had evidence of small bowel and mesenteric
Publikováno v:
Journal of Computer Assisted Tomography. 10:329-331
Focal fatty infiltration of the liver detected by ultrasonography (US) in this asymptomatic woman had unusual features. It appeared as a sharply marginated, spherical mass lesion on CT, with soft tissue attenuation values of 30 HU unenhanced and 50 H