Hirofumi Koga

Summary

Affiliation: Kyushu University
Country: Japan

Publications

  1. ncbi request reprint [Recent progress in the treatment for urothelial cancer]
    Hirofumi Koga
    Dept of Urology, Graduate School of Medical Sciences, Kyushu University
    Gan To Kagaku Ryoho 33:164-70. 2006
  2. ncbi request reprint Association analysis of glutathione-S-transferase P1 (GSTP1) polymorphism with urothelial cancer susceptibility and myelosuppression after M-VAC chemotherapy
    Akira Yokomizo
    Department of Urology, Kyushu University Graduate School of Medical Science, Fukuoka, Japan
    Int J Urol 14:500-4. 2007
  3. ncbi request reprint Lesion detectability of a gamma camera based coincidence system with FDG in patients with malignant tumors: a comparison with dedicated positron emission tomography
    Hirofumi Koga
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 18:131-6. 2004
  4. ncbi request reprint An analysis of the physiological FDG uptake pattern in the stomach
    Hirofumi Koga
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 17:733-8. 2003
  5. ncbi request reprint Differential FDG accumulation associated with GLUT-1 expression in a patient with lymphoma
    Hirofumi Koga
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 17:327-31. 2003
  6. ncbi request reprint Posterior cingulate hypoperfusion in Alzheimer's disease, senile dementia of Alzheimer type, and other dementias evaluated by three-dimensional stereotactic surface projections using Tc-99m HMPAO SPECT
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Clin Nucl Med 29:362-6. 2004
  7. ncbi request reprint Association of HER-2 polymorphism with Japanese sporadic prostate cancer susceptibility
    Akira Yokomizo
    Department of Urology, Graduate School of Medical Science, Kyushu University, Fukuoka 812 8582, Japan
    Prostate 62:49-53. 2005
  8. ncbi request reprint Low pre-radiotherapy prostate-specific antigen level is a significant predictor of treatment success for postoperative radiotherapy in patients with prostate cancer
    Tomonari Sasaki
    Department of Radiology, National Kyushu Cancer Center, Notame 3 1 1, Minami Ku, Fukuoka City, Fukuoka, 811 1395, Japan
    Anticancer Res 26:2367-74. 2006
  9. ncbi request reprint Validation of the CBF, CBV, and MTT values by perfusion MRI in chronic occlusive cerebrovascular disease: a comparison with 15O-PET
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Maidashi 3 1 1, Higashi ku, Fukuoka 812 8582 Japan
    Acad Radiol 11:489-97. 2004
  10. ncbi request reprint Clinical impact of whole body FDG-PET on the staging and therapeutic decision making for malignant lymphoma
    Masayuki Sasaki
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 16:337-45. 2002

Detail Information

Publications46

  1. ncbi request reprint [Recent progress in the treatment for urothelial cancer]
    Hirofumi Koga
    Dept of Urology, Graduate School of Medical Sciences, Kyushu University
    Gan To Kagaku Ryoho 33:164-70. 2006
    ..Endoscopic treatment for upper tract urothelial cancer using laser can be safe and effective for a properly selected patient with a normal contralateral kidney...
  2. ncbi request reprint Association analysis of glutathione-S-transferase P1 (GSTP1) polymorphism with urothelial cancer susceptibility and myelosuppression after M-VAC chemotherapy
    Akira Yokomizo
    Department of Urology, Kyushu University Graduate School of Medical Science, Fukuoka, Japan
    Int J Urol 14:500-4. 2007
    ....
  3. ncbi request reprint Lesion detectability of a gamma camera based coincidence system with FDG in patients with malignant tumors: a comparison with dedicated positron emission tomography
    Hirofumi Koga
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 18:131-6. 2004
    ....
  4. ncbi request reprint An analysis of the physiological FDG uptake pattern in the stomach
    Hirofumi Koga
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 17:733-8. 2003
    ..In conclusion, the physiological gastric FDG uptake was significantly higher at the oral end. A stronger gastric FDG uptake at the anal end may therefore be suggestive of a pathological uptake...
  5. ncbi request reprint Differential FDG accumulation associated with GLUT-1 expression in a patient with lymphoma
    Hirofumi Koga
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 17:327-31. 2003
    ..This case suggests that the differential FDG accumulation shown by lesions is associated with the degree of GLUT-1 expression in patients with lymphoma...
  6. ncbi request reprint Posterior cingulate hypoperfusion in Alzheimer's disease, senile dementia of Alzheimer type, and other dementias evaluated by three-dimensional stereotactic surface projections using Tc-99m HMPAO SPECT
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Clin Nucl Med 29:362-6. 2004
    ..However, it was considered to be difficult to diagnose early-stage SDAT patients...
  7. ncbi request reprint Association of HER-2 polymorphism with Japanese sporadic prostate cancer susceptibility
    Akira Yokomizo
    Department of Urology, Graduate School of Medical Science, Kyushu University, Fukuoka 812 8582, Japan
    Prostate 62:49-53. 2005
    ..To determine the association of the HER-2 gene with Japanese sporadic Pca, we analyzed the frequency of codon 655 (A/G, isoleucine, or valine) in case and control group...
  8. ncbi request reprint Low pre-radiotherapy prostate-specific antigen level is a significant predictor of treatment success for postoperative radiotherapy in patients with prostate cancer
    Tomonari Sasaki
    Department of Radiology, National Kyushu Cancer Center, Notame 3 1 1, Minami Ku, Fukuoka City, Fukuoka, 811 1395, Japan
    Anticancer Res 26:2367-74. 2006
    ..The optimal role of postoperative radiotherapy for patients with prostate cancer remains undefined...
  9. ncbi request reprint Validation of the CBF, CBV, and MTT values by perfusion MRI in chronic occlusive cerebrovascular disease: a comparison with 15O-PET
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Maidashi 3 1 1, Higashi ku, Fukuoka 812 8582 Japan
    Acad Radiol 11:489-97. 2004
    ....
  10. ncbi request reprint Clinical impact of whole body FDG-PET on the staging and therapeutic decision making for malignant lymphoma
    Masayuki Sasaki
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 16:337-45. 2002
    ..The aim of this study is to evaluate the clinical impact of whole-body FDG-PET for the pre-therapeutic evaluation of malignant lymphoma and compared to that of 67Ga-scintigraphy when added to non-RI examinations...
  11. ncbi request reprint Comparison of 18FDG-PET with 99mTc-HMDP scintigraphy for the detection of bone metastases in patients with breast cancer
    Koichiro Abe
    Department of Clinical Radiology, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Ann Nucl Med 19:573-9. 2005
    ..The purpose of this study was to compare the diagnostic accuracy of 18FDG-PET with bone scintigraphy in detecting bone metastasis in breast cancer patients...
  12. ncbi request reprint Long-term outcome of hand-assisted laparoscopic radical nephrectomy for localized stage T1/T2 renal-cell carcinoma
    Masahiko Harano
    Department of Urology, Graduate School of Medical Science, Kyushu University, Fukuoka, Japan
    J Endourol 19:803-7. 2005
    ..To evaluate the efficacy of hand-assisted laparoscopic radical nephrectomy (HALRN) in patients with localized stage T(1)/T(2) renal-cell carcinoma, we analyzed the clinical results of our patients treated in this way...
  13. ncbi request reprint Pre-surgical identification of epileptogenic areas in temporal lobe epilepsy by 123I-iomazenil SPECT: a comparison with IMP SPECT and FDG PET
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Nucl Med Commun 27:893-9. 2006
    ....
  14. doi request reprint Validation of Partin tables and development of a preoperative nomogram for Japanese patients with clinically localized prostate cancer using 2005 International Society of Urological Pathology consensus on Gleason grading: data from the Clinicopathological
    Seiji Naito
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    J Urol 180:904-9; discussion 909-10. 2008
    ..We validated the 2001 Partin tables and developed an original nomogram for Japanese patients using the 2005 International Society of Urological Pathology consensus on Gleason grading...
  15. ncbi request reprint Validation of quantitative accuracy of the post-injection transmission-based and transmissionless attenuation correction techniques in neurological FDG-PET
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences Laboratory of Molecular Imaging Sciences, School of Medicine, Kyushu University, Fukuoka, Japan
    Nucl Med Commun 25:1095-102. 2004
    ....
  16. ncbi request reprint 11C-methionine uptake in cerebrovascular disease: a comparison with 18F-fDG PET and 99mTc-HMPAO SPECT
    Makoto Nakagawa
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 16:207-11. 2002
    ..We retrospectively evaluated the significance of 11C-methionine uptake in cerebrovascular diseases, and also compared our results with those for 18F-FDG PET and 99mTc-HMPAO SPECT...
  17. ncbi request reprint Extraosseous accumulation of (99m)Tc-HMDP to radiation nephropathy, mimicking recurrent neuroblastoma
    Koichiro Abe
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Japan
    Ann Nucl Med 19:35-40. 2005
    ..The aim of this study is to clarify the period of extraosseous accumulation of (99m)Tc-hydroxymethylenediphosphonate (HMDP) to radiation nephropathy mimicking recurrent or remnant neuroblastoma in the pararenal region...
  18. ncbi request reprint Importance of urinary interleukin-18 in intravesical immunotherapy with bacillus calmette-guérin for superficial bladder tumors
    Masatoshi Eto
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Urol Int 75:114-8. 2005
    ..Based upon our murine study, we reevaluated urinary cytokines before and after BCG instillations from the point of T helper (Th) 1/2 lymphocyte cytokine profiles...
  19. ncbi request reprint Prevention of recurrence with epirubicin and lactobacillus casei after transurethral resection of bladder cancer
    Seiji Naito
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    J Urol 179:485-90. 2008
    ....
  20. ncbi request reprint Additional hippocampectomy in the surgical management of intractable temporal lobe epilepsy associated with glioneuronal tumor
    Takato Morioka
    Department of Neurosurgery, Graduate School of Medical Sciences, Kyushu University, Fukuoka 812 8582, Japan
    Neurol Res 29:807-15. 2007
    ..Thus, it is conceivable that removal of the hippocampus with the guidance of pre- and intraoperative multimodal examinations, in addition to resection of the tumor, may be recommended to achieve 'complete' freedom from seizures...
  21. 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...
  22. ncbi request reprint Clinical role of 123I-IMP SPECT for the differential diagnosis of ocular malignant melanoma: a time-course analysis
    Koichiro Abe
    Department of Clinical Radiology, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Nucl Med Commun 28:567-73. 2007
    ..To evaluate the efficacy of (123)I-IMP single photon emission computed tomography (SPECT) for the diagnosis of ocular malignant melanoma (MM)...
  23. ncbi request reprint Broadcast of live endoscopic surgery from Korea to Japan using the digital video transport system
    Masatoshi Eto
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    J Endourol 21:1517-20. 2007
    ..To assess the quality of sound and uncompressed images during an international broadcast of live surgery using the newly developed digital video transport system (DVTS)...
  24. doi request reprint Gleason score correlation between biopsy and prostatectomy specimens and prediction of high-grade Gleason patterns: significance of central pathologic review
    Kentaro Kuroiwa
    Department of Urology, Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
    Urology 77:407-11. 2011
    ..A discrepancy in the GS between the biopsy and RP specimens has been reported...
  25. ncbi request reprint Thalamic hypometabolism on 18FDG-positron emission tomography in medial temporal lobe epilepsy
    Kimiaki Hashiguchi
    Department of Neurosurgery, Graduate School of Medical Science, Kyushu University, Fukuoka, Japan
    Neurol Res 29:215-22. 2007
    ....
  26. 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...
  27. doi request reprint Maintenance intravesical bacillus Calmette-Guérin instillation for Ta, T1 cancer and carcinoma in situ of the bladder: randomized controlled trial by the BCG Tokyo Strain Study Group
    Hirofumi Koga
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Higashi ku, Fukuoka, Japan
    Int J Urol 17:759-66. 2010
    ....
  28. ncbi request reprint SPECT evaluation of cerebral blood flow during arm exercise in patients with subclavian steal
    Koichiro Kaneko
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Ann Nucl Med 21:463-70. 2007
    ....
  29. ncbi request reprint The usefulness of dipyridamole thallium-201 single photon emission computed tomography for predicting perioperative cardiac events in patients undergoing non-cardiac vascular surgery
    Tao Chen
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Ann Nucl Med 16:45-53. 2002
    ....
  30. ncbi request reprint A laparoscopic radical prostatectomy assisted by the "ZEUS" robotic system: an initial case report
    Masatoshi Eto
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Fukuoka Igaku Zasshi 96:58-62. 2005
    ..The urethral catheter was removed 7 days after operation. To our knowledge, this is the initial case of robot-assisted radical prostatectomy using the ZEUS system...
  31. ncbi request reprint Clinical outcomes and learning curve of a laparoscopic adrenalectomy in 103 consecutive cases at a single institute
    Masatoshi Eto
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Int J Urol 13:671-6. 2006
    ..We examined the clinical outcomes and the learning curve for a laparoscopic adrenalectomy (LA) in 103 consecutive cases performed by three surgeons at our institute, according to the type of adrenal disorder...
  32. ncbi request reprint Efficacy of modest dose irradiation in combination with long-term endocrinal treatment for high-risk prostate cancer: a preliminary report
    Tomonari Sasaki
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka 812 8582, Japan
    Jpn J Clin Oncol 34:420-4. 2004
    ....
  33. doi request reprint Skeletal-related events in urological cancer patients with bone metastasis: a multicenter study in Japan
    Akira Yokomizo
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Int J Urol 17:332-6. 2010
    ..To investigate the incidence of skeletal-related events (SRE) in urological cancer patients with bone metastases in Japan...
  34. ncbi request reprint MR relative cerebral blood flow mapping of Alzheimer disease: correlation with Tc-99m HMPAO SPECT
    Takashi Yoshiura
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Acad Radiol 9:1383-7. 2002
    ....
  35. ncbi request reprint HPC2/ELAC2 polymorphism associated with Japanese sporadic prostate cancer
    Akira Yokomizo
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Prostate 61:248-52. 2004
    ..To determine the association of HPC2/ELAC2 gene with Japanese sporadic Pca, we performed a case-control study focused on two missense polymorphisms...
  36. ncbi request reprint Cerebral blood flow and vasodilatory capacity in anemia secondary to chronic renal failure
    Yasuo Kuwabara
    Departments of Clinical Radiology and Second Internal Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Kidney Int 61:564-9. 2002
    ..To clarify this issue, we measured the CO2 response in patients with anemia secondary to chronic renal failure (CRF) using positron emission tomography (PET)...
  37. ncbi request reprint Adverse drug reactions of intravesical bacillus Calmette-Guerin instillation and risk factors of the development of adverse drug reactions in superficial cancer and carcinoma in situ of the bladder
    Hirofumi Koga
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Int J Urol 12:145-51. 2005
    ..We investigated the relationship between adverse drug reactions and patient background to clarify risk factors for the development of adverse drug reactions...
  38. ncbi request reprint Anti-tumour activity of heat-shock protein 60-recognizing CD4+ T cells against syngeneic murine renal cell carcinoma
    Masatoshi Eto
    Department of Urology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    BJU Int 95:421-4. 2005
    ....
  39. ncbi request reprint Inositol 1,4,5-trisphosphate (IP3) receptor type1 (IP3R1) modulates the acquisition of cisplatin resistance in bladder cancer cell lines
    Toshiyuki Tsunoda
    Department of Urology, Graduate School of Medical Sciences, Kyushu University 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Oncogene 24:1396-402. 2005
    ..These results suggest that cisplatin-induced downregulation of IP3R1 expression was closely associated with the acquisition of cisplatin resistance in bladder cancer cells...
  40. ncbi request reprint A randomized controlled trial of short-term versus long-term prophylactic intravesical instillation chemotherapy for recurrence after transurethral resection of Ta/T1 transitional cell carcinoma of the bladder
    Hirofumi Koga
    Department of Urology, Graduate School of Medicine, Kyushu University, Japan
    J Urol 171:153-7. 2004
    ....
  41. ncbi request reprint [Current status and perspective of mass screening for prostate cancer in Japan]
    Hirofumi Koga
    Department of Urology, Graduate School of Medical Sciences, Kyushu University
    Fukuoka Igaku Zasshi 95:65-72. 2004
  42. ncbi request reprint [Location of extraprostatic extension and positive surgical margin in radical prostatectomy specimens]
    Naotaka Sakamoto
    Department of Urology and Clinical Research, National Kyushu Medical Center
    Nihon Hinyokika Gakkai Zasshi 95:42-9. 2004
    ..We analyzed the location of extraprostatic extension and positive surgical margin in radical prostatectomy specimens...
  43. ncbi request reprint PET evaluation of the relationship between D2 receptor binding and glucose metabolism in patients with parkinsonism
    Makoto Nakagawa
    Department of Radiology, Fukuoka Red Cross Hospital, 3 1 1 Ookusu, Minami Ku, Fukuoka 815 8555, Japan
    Ann Nucl Med 19:267-75. 2005
    ..To clarify the relationship between D2 receptor binding and the cerebral metabolic rate for glucose (CMRGlu) in patients with parkinsonism, we simultaneously measured both of these factors, and then compared the results...
  44. ncbi request reprint Transrectal high-intensity focused ultrasound in the treatment of localized prostate cancer: a multicenter study
    Toyoaki Uchida
    The Department of Urology, Tokai University Hachioji Hospital
    Hinyokika Kiyo 51:651-8. 2005
    ..HIFU therapy appears to be minimally invasive, efficacious and safe for patients with localized prostate cancer with pretreatment PSA levels less than 20 ng/ml...
  45. ncbi request reprint A questionnaire survey of patient preparation and techniques for prostate biopsy among urologists in the Kyushu and Okinawa regions of Japan
    Masanori Noguchi
    Department of Urology, Kurume University School of Medicine, 67 Asahi Machi, Kurume, 830 0011, Japan
    Int J Clin Oncol 11:390-5. 2006
    ..We surveyed urologists in the Kyushu and Okinawa regions of Japan regarding their standard approach to patient preparation and their prostate biopsy technique...
  46. ncbi request reprint [Distribution of clinically significant small cancer of the prostate in radical prostatectomy specimens]
    Naotaka Sakamoto
    Department of Urology and Clinical Research, National Kyushu Medical Center Hospital
    Nihon Hinyokika Gakkai Zasshi 93:608-14. 2002
    ..The distribution of clinically significant small cancer foci of the prostate was studied to determine an adequate sampling portion in needle biopsy using the maps of radical prostatectomy specimens...