Shuji Sakai

Summary

Affiliation: Kyushu University
Country: Japan

Publications

  1. ncbi request reprint Unilateral proximal interruption of the pulmonary artery in adults: CT findings in eight patients
    Shuji Sakai
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    J Comput Assist Tomogr 26:777-83. 2002
  2. ncbi request reprint Lung cancer associated with diffuse pulmonary fibrosis: CT-pathologic correlation
    Shuji Sakai
    Department of Radiology, Kitakyushu Municipal Medical Center, Japan
    J Thorac Imaging 18:67-71. 2003
  3. doi request reprint Diagnostic performance in differentiation of breast lesion on digital mammograms: comparison among hard-copy film, 3-megapixel LCD monitor, and 5-megapixel LCD monitor
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Clin Imaging 35:341-5. 2011
  4. doi request reprint Non-mass-like enhancement on contrast-enhanced breast MR imaging: lesion characterization using combination of dynamic contrast-enhanced and diffusion-weighted MR images
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Eur J Radiol 75:e126-32. 2010
  5. doi request reprint Detection of breast cancer by soft-copy reading of digital mammograms: comparison between a routine image-processing parameter and high-contrast parameters
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Acta Radiol 51:15-20. 2010
  6. doi request reprint Enhanced mass on contrast-enhanced breast MR imaging: Lesion characterization using combination of dynamic contrast-enhanced and diffusion-weighted MR images
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    J Magn Reson Imaging 28:1157-65. 2008
  7. pmc Computer-aided nodule detection on digital chest radiography: validation test on consecutive T1 cases of resectable lung cancer
    Shuji Sakai
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    J Digit Imaging 19:376-82. 2006
  8. doi request reprint Non-small cell lung cancer: detection of early response to chemotherapy by using contrast-enhanced dynamic and diffusion-weighted MR imaging
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Radiology 261:598-604. 2011
  9. doi request reprint Detection of non-palpable breast cancer in asymptomatic women by using unenhanced diffusion-weighted and T2-weighted MR imaging: comparison with mammography and dynamic contrast-enhanced MR imaging
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Eur Radiol 21:11-7. 2011
  10. ncbi request reprint Circumscribed mass lesions on mammography: dynamic contrast-enhanced MR imaging to differentiate malignancy and benignancy
    Takashi Okafuji
    Department of Clinical Radiology, Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
    Magn Reson Med Sci 7:195-204. 2008

Collaborators

Detail Information

Publications38

  1. ncbi request reprint Unilateral proximal interruption of the pulmonary artery in adults: CT findings in eight patients
    Shuji Sakai
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    J Comput Assist Tomogr 26:777-83. 2002
    ..The authors retrospectively reviewed CT findings of unilateral proximal interruption of the pulmonary artery in eight adults...
  2. ncbi request reprint Lung cancer associated with diffuse pulmonary fibrosis: CT-pathologic correlation
    Shuji Sakai
    Department of Radiology, Kitakyushu Municipal Medical Center, Japan
    J Thorac Imaging 18:67-71. 2003
    ..CT revealed that bronchogenic carcinoma associated with diffuse pulmonary fibrosis has distinct morphologic characteristics that correlate histologically with a specific pattern of tumor growth...
  3. doi request reprint Diagnostic performance in differentiation of breast lesion on digital mammograms: comparison among hard-copy film, 3-megapixel LCD monitor, and 5-megapixel LCD monitor
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Clin Imaging 35:341-5. 2011
    ..The soft-copy reading using the 3M LCD monitor took a slightly longer time, although there were no significant differences...
  4. doi request reprint Non-mass-like enhancement on contrast-enhanced breast MR imaging: lesion characterization using combination of dynamic contrast-enhanced and diffusion-weighted MR images
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Eur J Radiol 75:e126-32. 2010
    ....
  5. doi request reprint Detection of breast cancer by soft-copy reading of digital mammograms: comparison between a routine image-processing parameter and high-contrast parameters
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Acta Radiol 51:15-20. 2010
    ..Recent studies have reported the clinical usefulness of the soft-copy reading of mammograms. However, image-processing parameters for soft-copy reading of digital mammograms have not been established...
  6. doi request reprint Enhanced mass on contrast-enhanced breast MR imaging: Lesion characterization using combination of dynamic contrast-enhanced and diffusion-weighted MR images
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    J Magn Reson Imaging 28:1157-65. 2008
    ....
  7. pmc Computer-aided nodule detection on digital chest radiography: validation test on consecutive T1 cases of resectable lung cancer
    Shuji Sakai
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    J Digit Imaging 19:376-82. 2006
    ..To evaluate the usefulness of a commercially available computer-assisted diagnosis (CAD) system on operable T1 cases of lung cancer by use of digital chest radiography equipment...
  8. doi request reprint Non-small cell lung cancer: detection of early response to chemotherapy by using contrast-enhanced dynamic and diffusion-weighted MR imaging
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Radiology 261:598-604. 2011
    ..To evaluate the ability of dynamic contrast material-enhanced and diffusion-weighted (DW) magnetic resonance (MR) imaging to help detect early response to chemotherapy in patients with non-small cell lung cancer (NSCLC)...
  9. doi request reprint Detection of non-palpable breast cancer in asymptomatic women by using unenhanced diffusion-weighted and T2-weighted MR imaging: comparison with mammography and dynamic contrast-enhanced MR imaging
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Eur Radiol 21:11-7. 2011
    ....
  10. ncbi request reprint Circumscribed mass lesions on mammography: dynamic contrast-enhanced MR imaging to differentiate malignancy and benignancy
    Takashi Okafuji
    Department of Clinical Radiology, Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
    Magn Reson Med Sci 7:195-204. 2008
    ..We evaluated the magnetic resonance (MR) features of breast lesions showing circumscribed mass on mammography to understand the characteristics that differentiate malignancy and benignancy...
  11. ncbi request reprint Optimal gradation processing parameter for soft-copy reading of digital mammogram: comparison between the parameter recommended for hard-copy and other parameters
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Eur J Radiol 66:309-12. 2008
    ..To investigate optimal gradation processing parameter for soft-copy reading comparing the parameter recommended for hard-copy with other parameters...
  12. pmc Integration of temporal subtraction and nodule detection system for digital chest radiographs into picture archiving and communication system (PACS): four-year experience
    Shuji Sakai
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    J Digit Imaging 21:91-8. 2008
    ..Integration of the temporal subtraction and nodule detection system into our hospital's PACS was customized successfully; this experience may be helpful to other hospitals...
  13. ncbi request reprint Detection of masses and microcalcifications of breast cancer on digital mammograms: comparison among hard-copy film, 3-megapixel liquid crystal display (LCD) monitors and 5-megapixel LCD monitors: an observer performance study
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Eur Radiol 17:1365-71. 2007
    ....
  14. doi request reprint Computed tomographic and magnetic resonance features of inflammatory myofibroblastic tumor of the lung in children
    Yukihisa Takayama
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, Japan
    Radiat Med 26:613-7. 2008
    ..We speculate that the delayed enhancement could be attributed to the abundant fibrous tissue, which was the main structural material of the tumor. This same finding has been described in previous reports of IMT in other organs...
  15. doi request reprint Parotid gland tumors: can addition of diffusion-weighted MR imaging to dynamic contrast-enhanced MR imaging improve diagnostic accuracy in characterization?
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Radiology 249:909-16. 2008
    ..To determine the value of adding diffusion-weighted (DW) magnetic resonance (MR) imaging to dynamic contrast material-enhanced MR imaging when distinguishing between benign and malignant parotid tumors...
  16. pmc Effect of dose reduction on the ability of digital mammography to detect simulated microcalcifications
    Mari Yakabe
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    J Digit Imaging 23:520-6. 2010
    ..8% with 100% mAs to 83.6% (n.s.) with 50%, 74.8% (pā€‰<ā€‰0.001) with 25%, and 67.2% (pā€‰<ā€‰0.001) with 12.5% mAs. A certain level of dose reduction in digital mammography may be an option...
  17. doi request reprint Nonspecific interstitial pneumonia after peripheral blood stem cell transplantation in an 11-year-old boy
    Keiji Matsumoto
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Higashi ku, Fukuoka, Japan
    J Thorac Imaging 24:59-61. 2009
    ..We present a case of an 11-year-old boy who consecutively developed pulmonary infection and cellular nonspecific interstitial pneumonia 9 months after peripheral blood stem cell transplantation for recurrent acute lymphocytic leukemia...
  18. doi request reprint Diagnostic and prognostic values of FDG-PET in patients with non-small cell lung cancer
    Koichiro Abe
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Higashi ku, Fukuoka, Japan
    Clin Imaging 33:90-5. 2009
    ..The aim of this study was to address the efficacy of 2-[F-18]-Fluoro-2-deoxy-D-glucose positron emission tomography (FDG-PET) in the staging of non-small cell lung cancer (NSCLC) and in prognostic prediction in patients with NSCLC...
  19. ncbi request reprint A case of pulmonary synovial sarcoma diagnosed with detection of chimera gene: imaging findings
    Yoshio Matsuo
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka City, Fukuoka Prefecture 812 8582, Japan
    Clin Imaging 30:60-2. 2006
    ..In this case, a lung metastasis could be excluded with fluorine-18 fluorodeoxyglucose positron emission tomography (FDG-PET), and the final diagnosis was histopathologically confirmed by the chimeric gene detection...
  20. doi request reprint Effect of cardiac function on aortic peak time and peak enhancement during coronary CT angiography
    Shuji Sakai
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Eur J Radiol 75:173-7. 2010
    ..To examine the manner in which cardiac function affects the magnitude and timing of aortic contrast enhancement during coronary CT angiography (CTA)...
  21. ncbi request reprint MR imaging features of pure mucinous carcinoma of the breast
    Takashi Okafuji
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Eur J Radiol 60:405-13. 2006
    ..To characterize MR imaging features of pure mucinous carcinoma of the breast...
  22. ncbi request reprint Phyllodes tumor of the breast: correlation between MR findings and histologic grade
    Hidetake Yabuuchi
    Department of Clinical Radiology, Kyushu University, Japan
    Radiology 241:702-9. 2006
    ..To retrospectively evaluate the magnetic resonance (MR) imaging findings of phyllodes tumor of the breast and to compare these findings with the histologic grade...
  23. ncbi request reprint A case of lymphangioleiomyomatosis affecting the supraclavicular lymph nodes
    Takeshi Kamitani
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    J Comput Assist Tomogr 30:279-82. 2006
    ..The common sites of extrapulmonary LAM include retroperitoneal and mediastinal lymph nodes; however, supraclavicular lymph node involvement is extremely rare...
  24. ncbi request reprint Gorham's disease of the chest wall: CT and MR characteristics
    Takashi Okafuji
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Higashi ku, Fukuoka, Japan
    J Thorac Imaging 20:284-7. 2005
    ..A diagnosis of Gorham's disease was made based on these clinical, radiologic, and histologic findings...
  25. ncbi request reprint Pulmonary lesions associated with visceral larva migrans due to Ascaris suum or Toxocara canis: imaging of six cases
    Shuji Sakai
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    AJR Am J Roentgenol 186:1697-702. 2006
    ..CT investigation was focused on the location, size, contour, and internal features of the lesions; migration of lesions; mediastinal lymphadenopathy; and pleural effusion...
  26. doi request reprint Correlation between pretreatment or follow-up CT findings and therapeutic effect of autologous peripheral blood stem cell transplantation for interstitial pneumonia associated with systemic sclerosis
    Hidetake Yabuuchi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Eur J Radiol 79:e74-9. 2011
    ....
  27. doi request reprint Comparison of detectability of a simple object with low contrast displayed on a high-brightness color LCD and a monochrome LCD
    Keita Takahashi
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Radiol Phys Technol 3:178-84. 2010
    ..05). Irrespective of the maximum luminance settings (500 and 170 cd/m(2)), the color LCD provided a performance comparable to the monochrome LCD for detection of a simple grayscale object with low contrast...
  28. ncbi request reprint Risk factor of radiation pneumonitis: assessment with velocity-encoded cine magnetic resonance imaging of pulmonary artery
    Sadayuki Murayama
    Department of Radiology, Graduate School of Medical Science, University of the Ryukyus, Okinawa, Japan
    J Comput Assist Tomogr 28:204-8. 2004
    ..The aim of this study was to investigate whether the pulmonary arterial flow obtained as a function of time from velocity-encoded cine (VEC) magnetic resonance (MR) imaging can be used to predict radiation pneumonitis...
  29. doi request reprint Automated method for identification of patients with Alzheimer's disease based on three-dimensional MR images
    Hidetaka Arimura
    Department of Health Sciences, Faculty of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Fukuoka 812 8582, Japan
    Acad Radiol 15:274-84. 2008
    ..An automated method for identification of patients with cerebral atrophy due to Alzheimer's disease (AD) was developed based on three-dimensional (3D) T1-weighted magnetic resonance (MR) images...
  30. pmc Evaluation of the image quality of temporal subtraction images produced automatically in a PACS environment
    Shuji Sakai
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    J Digit Imaging 19:383-90. 2006
    ..05), and standard deviation of gray levels (P < 0.0001). Temporal subtraction images with acceptable image quality were obtained in the upright position. The objective criteria may be useful for the evaluation of image quality...
  31. doi request reprint Vertebral strength changes in rheumatoid arthritis patients treated with alendronate, as assessed by finite element analysis of clinical computed tomography scans: a prospective randomized clinical trial
    Taro Mawatari
    Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
    Arthritis Rheum 58:3340-9. 2008
    ..The present study was undertaken to compare strength changes, measured using this newer method, in rheumatoid arthritis (RA) patients who were treated with alendronate (ALN) versus those who were not...
  32. ncbi request reprint Multifocal nodular lymphoid hyperplasia of the lung
    Shinichiro Kajiwara
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka, Japan
    J Thorac Imaging 20:239-41. 2005
    ..A final diagnosis of NLH was made on postoperative histologic examination...
  33. ncbi request reprint CT and MR features of nasopharyngeal carcinoma in children and young adults
    Hidetake Yabuuchi
    Department of Radiology, National Kyushu Cancer Centre, Fukuoka, Japan
    Clin Radiol 57:205-10. 2002
    ..To clarify CT and MR features of nasopharyngeal carcinoma (NPC) in children and young adults...
  34. ncbi request reprint Alterations of tumor suppressor genes (Rb, p16, p27 and p53) and an increased FDG uptake in lung cancer
    Masayuki Sasaki
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 17:189-96. 2003
    ..The aim of this study is to examine the relationship between FDG-PET and alterations in the tumor suppression genes of lung cancer...
  35. ncbi request reprint Correlation of mandibular deviation with temporomandibular joint MR dimensions, MR disk position, and clinical symptoms
    Tazuko K Goto
    Department of Oral and Maxillofacial Radiology, Faculty of Dental Science, Kyushu University, Fukuoka, Japan
    Oral Surg Oral Med Oral Pathol Oral Radiol Endod 100:743-9. 2005
    ..The objective of this study was to investigate the difference of the temporomandibular joint (TMJ) between deviated and nondeviated sides of the mandible in adult patients with mandibular deviation...
  36. ncbi request reprint Pulmonary cryptococcosis in immunocompetent patients: HRCT characteristics
    Sadayuki Murayama
    Department of Radiology, School of Medicine, University of the Ryukyus, 207 Uehara, Nishihara cho, Okinawa, 903 0215 Japan
    Clin Imaging 28:191-5. 2004
    ..Two cases accompanied micronodules and one case cavitation. Although no "tree-in-bud" appearance was observed, pulmonary cryptococcosis mimics tuberculosis...
  37. ncbi request reprint [Development of computer-aided diagnosis systems in radiology]
    Yoshiharu Higashida
    Radiological Sciences Course, Department of Health Sciences, School of Medicine, Kyushu University
    Fukuoka Igaku Zasshi 97:82-90. 2006
  38. ncbi request reprint Comparison between the shape of resected femoral sections and femoral prostheses used in total knee arthroplasty in Japanese patients: simulation using three-dimensional computed tomography
    Ken Urabe
    Department of Orthopedic Surgery, Kitasato University School of Medicine, Kanagawa, Japan
    J Knee Surg 16:27-33. 2003
    ..The lengths of the lateral posterior condyles of the three-dimensional images tended to be shorter than those of the prosthesis. These results suggest that a new prosthesis should be designed to achieve a better anatomical fit...