1.Hemorrhagic Complications Following Endovascular Treatment for Atherothrombotic Large Vessel Occlusion
Satoru FUJIWARA ; Kazutaka UCHIDA ; Tsuyoshi OHTA ; Nobuyuki OHARA ; Michi KAWAMOTO ; Hiroshi YAMAGAMI ; Kazunori TOYODA ; Yuji MATSUMARU ; Yasushi MATSUMOTO ; Kenichi TODO ; Mikito HAYAKAWA ; Seigo SHINDO ; Shinzo OTA ; Masafumi MORIMOTO ; Masataka TAKEUCHI ; Hirotoshi IMAMURA ; Hiroyuki IKEDA ; Kanta TANAKA ; Hideyuki ISHIHARA ; Hiroto KAKITA ; Takanori SANO ; Hayato ARAKI ; Tatsufumi NOMURA ; Mikiya BEPPU ; Fumihiro SAKAKIBARA ; Manabu SHIRAKAWA ; Shinichi YOSHIMURA ; Nobuyuki SAKAI
Journal of Stroke 2025;27(1):149-153
2.Hemorrhagic Complications Following Endovascular Treatment for Atherothrombotic Large Vessel Occlusion
Satoru FUJIWARA ; Kazutaka UCHIDA ; Tsuyoshi OHTA ; Nobuyuki OHARA ; Michi KAWAMOTO ; Hiroshi YAMAGAMI ; Kazunori TOYODA ; Yuji MATSUMARU ; Yasushi MATSUMOTO ; Kenichi TODO ; Mikito HAYAKAWA ; Seigo SHINDO ; Shinzo OTA ; Masafumi MORIMOTO ; Masataka TAKEUCHI ; Hirotoshi IMAMURA ; Hiroyuki IKEDA ; Kanta TANAKA ; Hideyuki ISHIHARA ; Hiroto KAKITA ; Takanori SANO ; Hayato ARAKI ; Tatsufumi NOMURA ; Mikiya BEPPU ; Fumihiro SAKAKIBARA ; Manabu SHIRAKAWA ; Shinichi YOSHIMURA ; Nobuyuki SAKAI
Journal of Stroke 2025;27(1):149-153
3.Hemorrhagic Complications Following Endovascular Treatment for Atherothrombotic Large Vessel Occlusion
Satoru FUJIWARA ; Kazutaka UCHIDA ; Tsuyoshi OHTA ; Nobuyuki OHARA ; Michi KAWAMOTO ; Hiroshi YAMAGAMI ; Kazunori TOYODA ; Yuji MATSUMARU ; Yasushi MATSUMOTO ; Kenichi TODO ; Mikito HAYAKAWA ; Seigo SHINDO ; Shinzo OTA ; Masafumi MORIMOTO ; Masataka TAKEUCHI ; Hirotoshi IMAMURA ; Hiroyuki IKEDA ; Kanta TANAKA ; Hideyuki ISHIHARA ; Hiroto KAKITA ; Takanori SANO ; Hayato ARAKI ; Tatsufumi NOMURA ; Mikiya BEPPU ; Fumihiro SAKAKIBARA ; Manabu SHIRAKAWA ; Shinichi YOSHIMURA ; Nobuyuki SAKAI
Journal of Stroke 2025;27(1):149-153
4.Psychological Conflict Among Men Aged 80 Years or Older Living Alone in Depopulated Communities in Japan
Kimie FUJIKAWA ; Hiroshi OGATA ; Maki HAYASHI ; Haitang XIE ; Akihito UEZATO
Journal of the Japanese Association of Rural Medicine 2024;72(6):535-543
The aim of this study was to clarify the nature of psychological conflict among men aged 80 years or older who were living alone in eight depopulated municipalities designated by Japan's Ministry of Internal Affairs and Communications. Semi-structured interviews were conducted with 34 elderly men who were living alone. Text-mining analysis revealed that elderly men living alone in depopulated villages were feeling lonely because they [did not have anyone to talk to] but did not want to leave their homes. They were aware of [progressive decline in physical functions] after the age of 80 and thought that [it would be the end if no longer being able to walk]. Because they needed to drive a car in order to continue living their lives, they were [conflicted about continuing to drive] and [anxious that they would not be able to go shopping] if they were to stop driving. The elderly men living in depopulated villages had developed human relationships and attachments to their hometowns, and they wanted to continue living in the homes they were born and raised in until the end of their lives. At the same time, they were struggling with conflicts related to loneliness caused by the weakening of human relationships, feelings of self-deficiency due to physical decline, and a sense of crisis stemming from the decline of the community. On the other hand, one factor supporting them was their motivation to protect the community. These findings suggest the need for a community care system that helps older people feel a sense of solidarity with, and a sense of contribution to, the community.
5.Effectiveness of endoscopic ultrasound-guided tissue acquisition with stereomicroscopic on-site evaluation for preoperative diagnosis of resectable or borderline resectable pancreatic cancer: a prospective study
Junro ISHIZAKI ; Kosuke OKUWAKI ; Masafumi WATANABE ; Hiroshi IMAIZUMI ; Tomohisa IWAI ; Rikiya HASEGAWA ; Takahiro KUROSU ; Masayoshi TADEHARA ; Takaaki MATSUMOTO ; Kai ADACHI ; Taro HANAOKA ; Mitsuhiro KIDA ; Chika KUSANO
Clinical Endoscopy 2024;57(6):807-813
Background/Aims:
To validate endoscopic ultrasound-guided tissue acquisition (EUS-TA) used in conjunction with stereomicroscopic on-site evaluation (SOSE) as a preoperative diagnostic tool for resectable pancreatic cancer (R-PC) and borderline resectable PC (BR-PC).
Methods:
Seventy-eight consecutive patients who underwent EUS-TA for suspected R-PC or BR-PC were enrolled. The primary endpoint was the sensitivity of EUS-TA together with SOSE based on the stereomicroscopically visible white core (SVWC) cutoff value. One or two sites were punctured by using a 22-gauge biopsy needle for EUS-TA, based on the SOSE findings.
Results:
We collected 99 specimens from 56 and 22 patients with R-PC and BR-PC, respectively. Based on the SOSE results, we performed 57 procedures with one puncture. The SVWC cutoff values were met in 73.7% and 73.1% of all specimens and in those obtained during the first puncture, respectively. The final diagnoses were malignant and benign tumors in 76 and two patients, respectively. The overall sensitivity, specificity, and accuracy of EUS-TA for the 78 lesions were 90.8%, 100%, and 91.0%, respectively. The sensitivity for malignant diagnosis based on the SVWC cutoff value were 89.5% and 90.4% for the first puncture and all specimens, respectively.
Conclusions
The sensitivity of EUS-TA in conjunction with SOSE for malignancy diagnosis in patients with suspected R-PC or BR-PC was 90.4%.
6.Effectiveness of endoscopic ultrasound-guided tissue acquisition with stereomicroscopic on-site evaluation for preoperative diagnosis of resectable or borderline resectable pancreatic cancer: a prospective study
Junro ISHIZAKI ; Kosuke OKUWAKI ; Masafumi WATANABE ; Hiroshi IMAIZUMI ; Tomohisa IWAI ; Rikiya HASEGAWA ; Takahiro KUROSU ; Masayoshi TADEHARA ; Takaaki MATSUMOTO ; Kai ADACHI ; Taro HANAOKA ; Mitsuhiro KIDA ; Chika KUSANO
Clinical Endoscopy 2024;57(6):807-813
Background/Aims:
To validate endoscopic ultrasound-guided tissue acquisition (EUS-TA) used in conjunction with stereomicroscopic on-site evaluation (SOSE) as a preoperative diagnostic tool for resectable pancreatic cancer (R-PC) and borderline resectable PC (BR-PC).
Methods:
Seventy-eight consecutive patients who underwent EUS-TA for suspected R-PC or BR-PC were enrolled. The primary endpoint was the sensitivity of EUS-TA together with SOSE based on the stereomicroscopically visible white core (SVWC) cutoff value. One or two sites were punctured by using a 22-gauge biopsy needle for EUS-TA, based on the SOSE findings.
Results:
We collected 99 specimens from 56 and 22 patients with R-PC and BR-PC, respectively. Based on the SOSE results, we performed 57 procedures with one puncture. The SVWC cutoff values were met in 73.7% and 73.1% of all specimens and in those obtained during the first puncture, respectively. The final diagnoses were malignant and benign tumors in 76 and two patients, respectively. The overall sensitivity, specificity, and accuracy of EUS-TA for the 78 lesions were 90.8%, 100%, and 91.0%, respectively. The sensitivity for malignant diagnosis based on the SVWC cutoff value were 89.5% and 90.4% for the first puncture and all specimens, respectively.
Conclusions
The sensitivity of EUS-TA in conjunction with SOSE for malignancy diagnosis in patients with suspected R-PC or BR-PC was 90.4%.
7.Effectiveness of endoscopic ultrasound-guided tissue acquisition with stereomicroscopic on-site evaluation for preoperative diagnosis of resectable or borderline resectable pancreatic cancer: a prospective study
Junro ISHIZAKI ; Kosuke OKUWAKI ; Masafumi WATANABE ; Hiroshi IMAIZUMI ; Tomohisa IWAI ; Rikiya HASEGAWA ; Takahiro KUROSU ; Masayoshi TADEHARA ; Takaaki MATSUMOTO ; Kai ADACHI ; Taro HANAOKA ; Mitsuhiro KIDA ; Chika KUSANO
Clinical Endoscopy 2024;57(6):807-813
Background/Aims:
To validate endoscopic ultrasound-guided tissue acquisition (EUS-TA) used in conjunction with stereomicroscopic on-site evaluation (SOSE) as a preoperative diagnostic tool for resectable pancreatic cancer (R-PC) and borderline resectable PC (BR-PC).
Methods:
Seventy-eight consecutive patients who underwent EUS-TA for suspected R-PC or BR-PC were enrolled. The primary endpoint was the sensitivity of EUS-TA together with SOSE based on the stereomicroscopically visible white core (SVWC) cutoff value. One or two sites were punctured by using a 22-gauge biopsy needle for EUS-TA, based on the SOSE findings.
Results:
We collected 99 specimens from 56 and 22 patients with R-PC and BR-PC, respectively. Based on the SOSE results, we performed 57 procedures with one puncture. The SVWC cutoff values were met in 73.7% and 73.1% of all specimens and in those obtained during the first puncture, respectively. The final diagnoses were malignant and benign tumors in 76 and two patients, respectively. The overall sensitivity, specificity, and accuracy of EUS-TA for the 78 lesions were 90.8%, 100%, and 91.0%, respectively. The sensitivity for malignant diagnosis based on the SVWC cutoff value were 89.5% and 90.4% for the first puncture and all specimens, respectively.
Conclusions
The sensitivity of EUS-TA in conjunction with SOSE for malignancy diagnosis in patients with suspected R-PC or BR-PC was 90.4%.
8.Stereomicroscopic on-site evaluation in endoscopic ultrasound-guided tissue acquisition of upper gastrointestinal subepithelial lesions
Seigo NAKATANI ; Kosuke OKUWAKI ; Masafumi WATANABE ; Hiroshi IMAIZUMI ; Tomohisa IWAI ; Takaaki MATSUMOTO ; Rikiya HASEGAWA ; Hironori MASUTANI ; Takahiro KUROSU ; Akihiro TAMAKI ; Junro ISHIZAKI ; Ayana ISHIZAKI ; Mitsuhiro KIDA ; Chika KUSANO
Clinical Endoscopy 2024;57(1):89-95
Background/Aims:
In stereomicroscopic sample isolation processing, the cutoff value (≥4 mm) of stereomicroscopically visible white cores indicates high diagnostic sensitivity. We aimed to evaluate endoscopic ultrasound-guided tissue acquisition (EUS-TA) using a simplified stereomicroscopic on-site evaluation of upper gastrointestinal subepithelial lesions (SELs).
Methods:
In this multicenter prospective trial, we performed EUS-TA using a 22-gauge Franseen needle in 34 participants with SELs derived from the upper gastrointestinal muscularis propria, requiring pathological diagnosis. The presence of stereomicroscopically visible white core (SVWC) in each specimen was assessed using stereomicroscopic on-site evaluation. The primary outcome was EUS-TA’s diagnostic sensitivity with stereomicroscopic on-site evaluation based on the SVWC cutoff value (≥4 mm) for malignant upper gastrointestinal SELs.
Results:
The total number of punctures was 68; 61 specimens (89.7%) contained stereomicroscopically visible white cores ≥4 mm in size. The final diagnoses were gastrointestinal stromal tumor, leiomyoma, and schwannoma in 76.5%, 14.7%, and 8.8% of the cases, respectively. The sensitivity of EUS-TA with stereomicroscopic on-site evaluation based on the SVWC cutoff value for malignant SELs was 100%. The per-lesion accuracy of histological diagnosis reached the highest level (100%) at the second puncture.
Conclusions
Stereomicroscopic on-site evaluation showed high diagnostic sensitivity and could be a new method for diagnosing upper gastrointestinal SELs using EUS-TA.
9.Relationship among Osteoporosis, Sarcopenia, Locomotive Syndrome, and Spinal Kyphosis in Older Individuals Living in a Local Mountain Area
Shinji TANISHIMA ; Hiroshi HAGINO ; Hiromi MATSUMOTO ; Chika TANIMURA ; Hideki NAGASHIMA
Asian Spine Journal 2023;17(6):1074-1081
Methods:
This cross-sectional study included 361 individuals aged ≥65 years (mean age, 75.0 years) living in a local mountain area and underwent medical check-ups from 2014 to 2018. The survey items included kyphosis index, body mass index, back pain prevalence, back pain Visual Analog Scale score, Oswestry Disability Index, walking speed, grip strength, skeletal mass index, osteoporosis (% young adult mean [YAM]), LOCOMO 5 score, and presence of sarcopenia (Asian Working Group for Sarcopenia). The participants were divided into the N (kyphosis index: <12; n=229, 63.4%), M (kyphosis index: 12–15; n=99, 27.4%), and K (kyphosis index: ≥15; n=33, 9.2%) groups. p -values of <0.05 were considered statistically significant. An association factor of kyphosis (kyphosis index: ≥15) was investigated with logistic regression analysis.
Results:
Age and LOCOMO 5 scores were significantly higher (p <0.05) and %YAM and walking speed were significantly lower (p <0.05) in the K group than in the M and N groups. Other survey items showed significant differences. Only %YAM (odds ratio, 0.20; 95% confidence interval, 0.04–0.96) was an independent factor associated with a kyphosis index of ≥15.
Conclusions
Decreased muscle mass and muscle strength would be related to kyphosis; however, no such relations were noted. Bone loss was significantly related to kyphosis. Osteoporosis-induced decrease in vertebral body height is present in the background. Sarcopenia and locomotive syndrome were not related to kyphosis, whereas decreased bone density was independently associated with kyphosis in older individuals living in a mountain area.
10.Mode of Imaging Study and Endovascular Therapy for a Large Ischemic Core: Insights From the RESCUE-Japan LIMIT
Fumihiro SAKAKIBARA ; Kazutaka UCHIDA ; Shinichi YOSHIMURA ; Nobuyuki SAKAI ; Hiroshi YAMAGAMI ; Kazunori TOYODA ; Yuji MATSUMARU ; Yasushi MATSUMOTO ; Kazumi KIMURA ; Reiichi ISHIKURA ; Manabu INOUE ; Kumiko ANDO ; Atsushi YOSHIDA ; Kanta TANAKA ; Takeshi YOSHIMOTO ; Junpei KOGE ; Mikiya BEPPU ; Manabu SHIRAKAWA ; Takeshi MORIMOTO ;
Journal of Stroke 2023;25(3):388-398
Background:
and Purpose Differences in measurement of the extent of acute ischemic stroke using the Alberta Stroke Program Early Computed Tomographic Score (ASPECTS) by non-contrast computed tomography (CT-ASPECTS stratum) and diffusion-weighted imaging (DWI-ASPECTS stratum) may impact the efficacy of endovascular therapy (EVT) in patients with a large ischemic core.
Methods:
The RESCUE-Japan LIMIT (Recovery by Endovascular Salvage for Cerebral Ultra-acute Embolism Japan–Large IscheMIc core Trial) was a multicenter, open-label, randomized clinical trial that evaluated the efficacy and safety of EVT in patients with ASPECTS of 3–5. CT-ASPECTS was prioritized when both CT-ASPECTS and DWI-ASPECTS were measured. The effects of EVT on the modified Rankin Scale (mRS) score at 90 days were assessed separately for each stratum.
Results:
Among 183 patients, 112 (EVT group, 53; No-EVT group, 59) were in the CT-ASPECTS stratum and 71 (EVT group, 40; No-EVT group, 31) in the DWI-ASPECTS stratum. The common odds ratio (OR) (95% confidence interval) of the EVT group for one scale shift of the mRS score toward 0 was 1.29 (0.65–2.54) compared to the No-EVT group in CT-ASPECTS stratum, and 6.15 (2.46–16.3) in DWI-ASPECTS stratum with significant interaction between treatment assignment and mode of imaging study (P=0.002). There were significant interactions in the improvement of the National Institutes of Health Stroke Scale score at 48 hours (CT-ASPECTS stratum: OR, 1.95; DWIASPECTS stratum: OR, 14.5; interaction P=0.035) and mortality at 90 days (CT-ASPECTS stratum: OR, 2.07; DWI-ASPECTS stratum: OR, 0.23; interaction P=0.008).
Conclusion
Patients with ASPECTS of 3–5 on MRI benefitted more from EVT than those with ASPECTS of 3–5 on CT.


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