1.Short-term surgical outcomes of robot-assisted colectomy for colon cancer using the hinotori Surgical Robot System
Koji MOROHARA ; Hidetoshi KATSUNO ; Tomoyoshi ENDO ; Kenji KIKUCHI ; Kenichi NAKAMURA ; Kazuhiro MATSUO ; Takahiko HIGASHIGUCHI ; Tetsuya KOIDE ; Tsunekazu HANAI ; Zenichi MORISE
Annals of Coloproctology 2025;41(1):97-103
2.Short-term surgical outcomes of robot-assisted colectomy for colon cancer using the hinotori Surgical Robot System
Koji MOROHARA ; Hidetoshi KATSUNO ; Tomoyoshi ENDO ; Kenji KIKUCHI ; Kenichi NAKAMURA ; Kazuhiro MATSUO ; Takahiko HIGASHIGUCHI ; Tetsuya KOIDE ; Tsunekazu HANAI ; Zenichi MORISE
Annals of Coloproctology 2025;41(1):97-103
3.Short-term surgical outcomes of robot-assisted colectomy for colon cancer using the hinotori Surgical Robot System
Koji MOROHARA ; Hidetoshi KATSUNO ; Tomoyoshi ENDO ; Kenji KIKUCHI ; Kenichi NAKAMURA ; Kazuhiro MATSUO ; Takahiko HIGASHIGUCHI ; Tetsuya KOIDE ; Tsunekazu HANAI ; Zenichi MORISE
Annals of Coloproctology 2025;41(1):97-103
4.Short-term surgical outcomes of robot-assisted colectomy for colon cancer using the hinotori Surgical Robot System
Koji MOROHARA ; Hidetoshi KATSUNO ; Tomoyoshi ENDO ; Kenji KIKUCHI ; Kenichi NAKAMURA ; Kazuhiro MATSUO ; Takahiko HIGASHIGUCHI ; Tetsuya KOIDE ; Tsunekazu HANAI ; Zenichi MORISE
Annals of Coloproctology 2025;41(1):97-103
5.Short-term surgical outcomes of robot-assisted colectomy for colon cancer using the hinotori Surgical Robot System
Koji MOROHARA ; Hidetoshi KATSUNO ; Tomoyoshi ENDO ; Kenji KIKUCHI ; Kenichi NAKAMURA ; Kazuhiro MATSUO ; Takahiko HIGASHIGUCHI ; Tetsuya KOIDE ; Tsunekazu HANAI ; Zenichi MORISE
Annals of Coloproctology 2025;41(1):97-103
6.Survey on Web Contents Available for Education about Falsified Medicines
Hideaki HIRAGA ; Kazuhiro MATSUO ; Yoshio AKIMOTO
Japanese Journal of Drug Informatics 2023;25(3):150-156
Objective: Crimes related to falsified medicines for medical use are of international concern and becoming increasingly sophisticated. Therefore, in this study, we investigated information on education and training/enlightenment activities on falsified medicines worldwide that are open to the public on the Internet to contribute to medical/pharmaceutical professionals’ and consumers’ education regarding falsified medicines in Japan.Methods: In April 2023, we searched the information written in English and Japanese on education and training/enlightenment activities on falsified medicines using the Internet.Results: We surveyed several countries and obtained important findings. In particular, the World Medical Association (WMA), the International Pharmaceutical Federation (FIP), and the World Health Professions Alliance (WHPA) released programs for healthcare professionals. The US news programs, the US Department of Justice, and the Council of Europe released consumer warning videos. Japan issued the “Guidelines for Good Distribution Practice (GDP)” to the pharmaceutical distribution industry in 2018. Additionally, US and UK medicine regulators and the International Criminal Police Organization (ICPO) offered programs for professionals such as police and customs officers, and public prosecutors.Conclusion: These programs contain useful information not only for medical/pharmaceutical professionals in Japan but also for consumers. However, many are provided by foreign governments or international organizations, while few are from Japan. Therefore, to prevent the distribution of falsified medicine in Japan, educational institutions must further strengthen education and training/enlightenment activities and develop and publish educational tools for falsified medicines.
7.Risk stratification models for para-aortic lymph node metastasis and recurrence in stage IB–IIB cervical cancer
Koji MATSUO ; Muneaki SHIMADA ; Tsuyoshi SAITO ; Kazuhiro TAKEHARA ; Hideki TOKUNAGA ; Yoh WATANABE ; Yukiharu TODO ; Ken ichirou MORISHIGE ; Mikio MIKAMI ; Toru SUGIYAMA
Journal of Gynecologic Oncology 2018;29(1):e11-
OBJECTIVE: To examine the surgical-pathological predictors of para-aortic lymph node (PAN) metastasis at radical hysterectomy, and for PAN recurrence among women who did not undergo PAN dissection at radical hysterectomy. METHODS: This is a retrospective analysis of a nation-wide cohort study of surgically-treated stage IB–IIB cervical cancer (n=5,620). Multivariate models were used to identify independent surgical-pathological predictors for PAN metastasis/recurrence. RESULTS: There were 120 (2.1%) cases of PAN metastasis at surgery with parametrial involvement (adjusted odds ratio [aOR]=1.65), deep stromal invasion (aOR=2.61), ovarian metastasis (aOR=3.10), and pelvic nodal metastasis (single-node aOR=5.39 and multiple-node aOR=33.5, respectively) being independent risk factors (all, p<0.05). Without any risk factors, the incidence of PAN metastasis was 0.9%, while women exhibiting certain risk factor patterns (>20% of the study population) had PAN metastasis incidences of ≥4%. Among 4,663 clinically PAN-negative cases at surgery, PAN recurrence was seen in 195 (4.2%) cases that was significantly higher than histologically PAN-negative cases (2.5%, p=0.046). In clinically PAN-negative cases, parametrial involvement (adjusted hazard ratio [aHR]=1.67), lympho-vascular space invasion (aHR=1.95), ovarian metastasis (aHR=2.60), and pelvic lymph node metastasis (single-node aHR=2.49 and multiple-node aHR=8.11, respectively) were independently associated with increased risk of PAN recurrence (all, p<0.05). Without any risk factors, 5-year PAN recurrence risk was 0.8%; however, women demonstrating certain risk factor patterns (>15% of the clinically PAN-negative population) had 5-year PAN recurrence risks being ≥8%. CONCLUSION: Surgical-pathological risk factors proposed in this study will be useful to identify women with increased risk of PAN metastasis/recurrence.
Cohort Studies
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Female
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Humans
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Hysterectomy
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Incidence
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Lymph Nodes
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Neoplasm Metastasis
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Odds Ratio
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Recurrence
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Retrospective Studies
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Risk Factors
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Uterine Cervical Neoplasms
10.Prevention of Osteoporosis by Sunbath-Bone Mineral Density of Institutionalized Subjects after Sunlight Exposure.
Kazuko WATANABE ; Miki SUGA ; Keiko NAGANO ; Eiichi KITANO ; Satsuki NAKAO ; Kazuhiro IWAO ; Junichi SHIDA ; Keisuke MATSUO ; Takayuki SATAKE ; Takeshi KIRIYAMA ; Sumiaki OKAMOTO
Journal of the Japanese Association of Rural Medicine 1999;47(5):708-712
Enrolled in our study were 16 seriously handicapped persons (9 males and 7 females) institutionalized in our medical center. They were 20 to 58 years of age (mean 35 yrs). In the previous study, we found they had no evidence, serological or clinical, of osteomalacia but were verified as having significantly low bone mineral density (BMD) at the calcaneus and lumbar vertebrae. Serum levels of 25-OH-vitamin D were low and positively correlated with the lumbar vertebral BMD. Thus we postulated that low BMD was at least partly due to the lack of ultraviolet exposure. In the present study, the lumbar vertebral BMD of the above subjects were measured before and after increasing their exposure to sunlight. We found that mean lumbar BMD increased signigicantly from 770 mg/cm2 to 786 mg/cm2 (P<0.05, Wilcoxon, paired test). The Z-score also increased significantlyfrom 78 ± 13% to 80 ± 12%(P<0.05, Wilcoxon, paired test).
These findings suggest low BMD could be corrected to some extent by increasing sunlight exposure of institutionalized persons. Former members of farming communities who are retired, handicapped, or otherwise limited to indoor activity, can also recover their BMD and prevent osteoporosis by an increased daily exposure to sunlight.


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