1.The impact of remifentanil on incidence and severity of postoperative nausea and vomiting in a university hospital-based ambulatory surgery center: a retrospective observation study.
Risa HARA ; Kiichi HIROTA ; Masami SATO ; Hiroko TANABE ; Tomoko YAZAWA ; Toshie HABARA ; Kazuhiko FUKUDA
Korean Journal of Anesthesiology 2013;65(2):142-146
BACKGROUND: Ambulatory surgery, including short-stay surgery, has become a common choice in clinical practice. For the success of ambulatory surgery, perioperative care with safe and effective anesthesia and postoperative analgesia, which can reduce the occurrence of postoperative nausea and vomiting (PONV), is essential. The effect of remifentanil on the occurrence and severity of PONV has not been thoroughly examined, particularly, in an ambulatory surgery setting. Here, we investigate whether remifentanil influences the occurrence and severity of PONV in a university hospital-based ambulatory unit. METHODS: We retrospectively analyzed a total of 1,765 cases of patients who had undergone general anesthesia at our ambulatory surgery unit. Parameters, such as occurrence and severity of nausea, vomiting or retching, use of antiemetic drugs, amount of postoperative analgesic and patient satisfaction, were extracted from the records and analyzed between the groups that received and not received remifentanil. RESULTS: Within 565 patients of the RF group, 39 patients (6.6%) experienced nausea, 7 patients (1.2%) experienced vomiting or retching, and 10 patients (1.8%) were given antiemetic; in addition, the maximum VAS value for nausea was 12.1 mm. In 1,200 patients of the non RF group, 102 patients (8.5%) experienced nausea, 19 patients (1.6%) experienced vomiting or retching, and 34 patients (2.8%) were given antiemetic, and the maximum VAS value was 13.2 mm. There were no statistically significant differences between the two groups. CONCLUSIONS: Our results indicate that remifentanil did not increase the occurrence of PONV in patients within the ambulatory surgery unit.
Ambulatory Surgical Procedures
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Analgesia
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Anesthesia
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Anesthesia, General
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Antiemetics
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Humans
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Incidence
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Nausea
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Patient Satisfaction
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Perioperative Care
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Piperidines
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Postoperative Nausea and Vomiting
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Retrospective Studies
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Vomiting
2.Takotsubo cardiomyopathy during ambulatory anesthesia for bladder hydrodistension therapy: A case report.
Kazuto YAMASHITA ; Hisanari ISHII ; Kiichi HIROTA ; Masami SATO ; Hiroko TANABE ; Kazuhiko FUKUDA
Korean Journal of Anesthesiology 2012;62(5):484-487
Stress-induced cardiomyopathy, also referred to Takotsubo cardiomyopathy or apical ballooning syndrome presents in perioperative period. We demonstrated a case of Takotsubo cardiomyopathy recognized after general anesthesia for bladder hydrodistension therapy as ambulatory surgery, which we surmise was due to inadequate blockage of surgical stress and sympathetic discharge against noxious stimulus during ambulatory anesthesia.
Ambulatory Surgical Procedures
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Anesthesia
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Anesthesia, General
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Cardiomyopathies
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Perioperative Period
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Takotsubo Cardiomyopathy
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Urinary Bladder
3.9-4 Education Given at Jichi Medical University's Dormitory during the COVID-19 Pandemic: Strategies and Challenges in a Boarding Medical College
Yosikazu NAKAMURA ; Yoshihiro ITAI ; Nobuko MAKINO ; Masaaki SATO ; Shigeo NAGASHIMA ; Yukiko ISHIKAWA ; Kenji KUROIWA ; Teppei SASAHARA ; Yasuko NODA ; Masami MATSUMURA ; Shizukiyo ISHIKAWA ; Masanori OGAWA ; Akinori YAMABE ; Yoshikazu ASADA
Medical Education 2020;51(3):306-307
4.Usefulness of Simultaneous Magnetic Resonance Neurography and Apparent T2 Mapping for the Diagnosis of Cervical Radiculopathy
Keigo ENOMOTO ; Yawara EGUCHI ; Takashi SATO ; Masaki NORIMOTO ; Masahiro INOUE ; Atsuya WATANABE ; Takayuki SAKAI ; Masami YONEYAMA ; Yasuchika AOKI ; Sumihisa ORITA ; Miyako NARITA ; Kazuhide INAGE ; Yasuhiro SHIGA ; Tomotaka UMIMURA ; Masashi SATO ; Masahiro SUZUKI ; Hiromitsu TAKAOKA ; Norichika MIZUKI ; Geundong KIM ; Takashi HOZUMI ; Naoya HIROSAWA ; Takeo FURUYA ; Satoshi MAKI ; Junichi NAKAMURA ; Shigeo HAGIWARA ; Masao KODA ; Tsutomu AKAZAWA ; Hiroshi TAKAHASHI ; Kazuhisa TAKAHASHI ; Seiji OHTORI
Asian Spine Journal 2022;16(1):47-55
Methods:
A total of 14 patients with unilateral radicular symptoms and five healthy subjects were subjected to simultaneous apparent T2 mapping and neurography with nerve-sheath signal increased with inked rest-tissue rapid acquisition of relaxation enhancement signaling (SHINKEI-Quant) using a 3-Tesla magnetic resonance imaging. The Visual Analog Scale (VAS) score for neck pain and upper arm pain was used to evaluate clinical symptoms. T2 relaxation times of the cervical dorsal root ganglia of the brachial plexus were measured bilaterally from C4 to C8 in patients with radicular symptoms and from C5 to C8 in healthy controls. The T2 ratio was calculated as the affected side to unaffected side.
Results:
When comparing nerve roots bilaterally at each spinal level, no significant differences in T2 relaxation times were found between patients and healthy subjects. However, T2 relaxation times of nerve roots in the patients with unilateral radicular symptoms were significantly prolonged on the involved side compared with the uninvolved side (p<0.05). The VAS score for upper arm pain was not significantly correlated with the T2 relaxation times, but was positively correlated with the T2 ratio.
Conclusions
In patients with cervical radiculopathy, the SHINKEI-Quant technique can be used to quantitatively evaluate the compressed cervical nerve roots. The VAS score for upper arm pain was positively correlated with the T2 ratio. This suggests that the SHINKEI-Quant is a potential tool for the diagnosis of cervical nerve entrapment.
5.Identification and International Comparison of Drugs Contraindicated for Pregnant Women in the Package Inserts
Takamasa SAKAI ; Yuri SATO ; Shiro HATAKEYAMA ; Daisuke KIKUCHI ; Masami TSUCHIYA ; Yuki KONDO ; Izumi SATO ; Yuko OKADA ; Taku OBARA
Japanese Journal of Drug Informatics 2024;25(4):211-219
Objective: The package inserts are official clinical decision-making documents that provide pharmacological treatment information. However, it has been noted that package inserts on perinatal drug usage differ greatly from expert opinions. This study identified Japanese package insert drugs that are contraindicated for pregnant women and compared them to foreign risk categories.Methods: The survey included 19,022 drugs on the drug pricing list as of April 2022, with package inserts available on the Pharmaceuticals and Medical Devices Agency website. We retrieved the package inserts with the word “pregnant” in the “Contraindications” section and reviewed the descriptions to exclude those that satisfied the exclusion criteria. We also checked the foreign risk categories of contraindicated ingredients for pregnant women. This study used the Australian Therapeutic Goods Administration’s categorization for prescribing medicines in pregnancy (the TGA classification).Results: Of the 19,022 medicines studied, 4,111 (21.6%) were contraindicated for pregnant women. Conversely, 19 (5.1%) ingredients categorized under the relatively safe TGA classifications A, B1, and B2 were also contraindicated for pregnant Japanese women.Conclusion: This study revealed that Japanese package inserts contraindicate over 20% of drugs for pregnant women. On the other hand, some forbidden ingredients did not match the foreign risk categories. Therefore, healthcare professionals should be aware of the limitations of Japanese package inserts concerning pregnant women and make careful decisions based on both package inserts and additional drug information.
6.Determinants of bone health in elderly Japanese men: study design and key findings of the Fujiwara-kyo Osteoporosis Risk in Men (FORMEN) cohort study.
Yuki FUJITA ; Junko TAMAKI ; Katsuyasu KOUDA ; Akiko YURA ; Yuho SATO ; Takahiro TACHIKI ; Masami HAMADA ; Etsuko KAJITA ; Kuniyasu KAMIYA ; Kazuki KAJI ; Koji TSUDA ; Kumiko OHARA ; Jong-Seong MOON ; Jun KITAGAWA ; Masayuki IKI
Environmental Health and Preventive Medicine 2021;26(1):51-51
BACKGROUND:
The Fujiwara-kyo Osteoporosis Risk in Men (FORMEN) study was launched to investigate risk factors for osteoporotic fractures, interactions of osteoporosis with other non-communicable chronic diseases, and effects of fracture on QOL and mortality.
METHODS:
FORMEN baseline study participants (in 2007 and 2008) included 2012 community-dwelling men (aged 65-93 years) in Nara prefecture, Japan. Clinical follow-up surveys were conducted 5 and 10 years after the baseline survey, and 1539 and 906 men completed them, respectively. Supplemental mail, telephone, and visit surveys were conducted with non-participants to obtain outcome information. Survival and fracture outcomes were determined for 2006 men, with 566 deaths identified and 1233 men remaining in the cohort at 10-year follow-up.
COMMENTS
The baseline survey covered a wide range of bone health-related indices including bone mineral density, trabecular microarchitecture assessment, vertebral imaging for detecting vertebral fractures, and biochemical markers of bone turnover, as well as comprehensive geriatric assessment items. Follow-up surveys were conducted to obtain outcomes including osteoporotic fracture, cardiovascular diseases, initiation of long-term care, and mortality. A complete list of publications relating to the FORMEN study can be found at https://www.med.kindai.ac.jp/pubheal/FORMEN/Publications.html .
Aged
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Bone Density
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Cardiovascular Diseases/etiology*
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Cohort Studies
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Geriatric Assessment
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Humans
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Independent Living
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Japan/epidemiology*
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Long-Term Care/statistics & numerical data*
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Male
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Middle Aged
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Osteoporosis/etiology*
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Osteoporotic Fractures/etiology*
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Risk Factors