1.Characteristics and Efforts of Discharge Coordination for Patients with Pediatric Cancer toward End-of-Life—Focus Group Interviews with Staff Involved in Discharge Coordination—
Yuko NAGOYA ; Nobuyuki YOTANI ; Yuko CHO ; Tomoko YOKOSUKA ; Mariko SHIMIZU ; Aya SUZUKI ; Yumi IKEDA ; Tomoo OSUMI
Palliative Care Research 2025;20(1):29-36
In this study, we conducted interviews with staff members who had experience in discharge coordination to clarify the characteristics and efforts of discharge coordination for patients with pediatric cancer toward end-of-life. Focus group interviews were conducted with 11 individuals, including six medical social workers and five nurses (acceptance rate: 84.6%) and a qualitative inductive analysis was conducted. Seven categories were identified as characteristics of discharge coordination for patients with pediatric cancer toward the end-of-life, such as “few home physicians and home health care nurses who could accept terminally ill children” and “a small number of cases and lack of accumulated experience”. Seven categories were identified as efforts of discharge coordination, including “maintaining connections with the community” in three situations: coordination with home physicians and home-visit nursing care, coordination with children and their families, and coordination in hospitals. The number of children who spend their end-of-life days at home is increasing, and we believe that it is necessary to consider expanding the role of pediatric cancer base hospitals in the future, such as collecting information in the community and sharing good practices.
2.Prognostic impact of the number of resected pelvic nodes in endometrial cancer: Japanese Gynecologic Oncology Group Study JGOG2043 post hoc analysis
Yosuke KONNO ; Michinori MAYAMA ; Kazuhiro TAKEHARA ; Yoshihito YOKOYAMA ; Jiro SUZUKI ; Nobuyuki SUSUMU ; Kenichi HARANO ; Satoshi NAKAGAWA ; Toru NAKANISHI ; Wataru YAMAGAMI ; Kosuke YOSHIHARA ; Hiroyuki NOMURA ; Aikou OKAMOTO ; Daisuke AOKI ; Hidemichi WATARI
Journal of Gynecologic Oncology 2025;36(1):e3-
Objective:
This study aimed to determine whether the number of resected pelvic lymph nodes (PLNs) affects the prognosis of endometrial cancer (EC) patients at post-operative risk of recurrence.
Methods:
JGOG2043 was a randomized controlled trial to assess the efficacy of three chemotherapeutic regimens as adjuvant therapy in EC patients with post-operative recurrent risk. A retrospective analysis was conducted on 250 patients who underwent pelvic lymphadenectomy alone in JGOG2043. The number of resected and positive nodes and other clinicopathologic risk factors for survival were retrieved.
Results:
There were 83 patients in the group with less than 20 PLNs removed (group A), while 167 patients had 20 or more PLNs removed (group B). There was no significant difference in patients’ backgrounds between the two groups, and the rate of lymph node metastasis was not significantly different. There was a trend toward fewer pelvic recurrences in group B compared with group A (3.5% vs. 9.6%; p=0.050). Although Kaplan-Meier analysis showed no statistically significant difference in survival rates between the two groups (5-year overall survival [OS]=90.3% vs. 84.3%; p=0.199), multivariate analysis revealed that resection of 20 or more nodes is one of the independent prognostic factors (hazard ratio=0.49; 95% confidence interval=0.24–0.99; p=0.048), as well as surgical stage, high-risk histology, and advanced age for OS.
Conclusion
Resection of 20 or more PLNs was associated with improved pelvic control and better survival outcomes in EC patients at risk of recurrence who underwent pelvic lymphadenectomy alone and were treated with adjuvant chemotherapy.
3.Prognostic impact of the number of resected pelvic nodes in endometrial cancer: Japanese Gynecologic Oncology Group Study JGOG2043 post hoc analysis
Yosuke KONNO ; Michinori MAYAMA ; Kazuhiro TAKEHARA ; Yoshihito YOKOYAMA ; Jiro SUZUKI ; Nobuyuki SUSUMU ; Kenichi HARANO ; Satoshi NAKAGAWA ; Toru NAKANISHI ; Wataru YAMAGAMI ; Kosuke YOSHIHARA ; Hiroyuki NOMURA ; Aikou OKAMOTO ; Daisuke AOKI ; Hidemichi WATARI
Journal of Gynecologic Oncology 2025;36(1):e3-
Objective:
This study aimed to determine whether the number of resected pelvic lymph nodes (PLNs) affects the prognosis of endometrial cancer (EC) patients at post-operative risk of recurrence.
Methods:
JGOG2043 was a randomized controlled trial to assess the efficacy of three chemotherapeutic regimens as adjuvant therapy in EC patients with post-operative recurrent risk. A retrospective analysis was conducted on 250 patients who underwent pelvic lymphadenectomy alone in JGOG2043. The number of resected and positive nodes and other clinicopathologic risk factors for survival were retrieved.
Results:
There were 83 patients in the group with less than 20 PLNs removed (group A), while 167 patients had 20 or more PLNs removed (group B). There was no significant difference in patients’ backgrounds between the two groups, and the rate of lymph node metastasis was not significantly different. There was a trend toward fewer pelvic recurrences in group B compared with group A (3.5% vs. 9.6%; p=0.050). Although Kaplan-Meier analysis showed no statistically significant difference in survival rates between the two groups (5-year overall survival [OS]=90.3% vs. 84.3%; p=0.199), multivariate analysis revealed that resection of 20 or more nodes is one of the independent prognostic factors (hazard ratio=0.49; 95% confidence interval=0.24–0.99; p=0.048), as well as surgical stage, high-risk histology, and advanced age for OS.
Conclusion
Resection of 20 or more PLNs was associated with improved pelvic control and better survival outcomes in EC patients at risk of recurrence who underwent pelvic lymphadenectomy alone and were treated with adjuvant chemotherapy.
4.Prognostic impact of the number of resected pelvic nodes in endometrial cancer: Japanese Gynecologic Oncology Group Study JGOG2043 post hoc analysis
Yosuke KONNO ; Michinori MAYAMA ; Kazuhiro TAKEHARA ; Yoshihito YOKOYAMA ; Jiro SUZUKI ; Nobuyuki SUSUMU ; Kenichi HARANO ; Satoshi NAKAGAWA ; Toru NAKANISHI ; Wataru YAMAGAMI ; Kosuke YOSHIHARA ; Hiroyuki NOMURA ; Aikou OKAMOTO ; Daisuke AOKI ; Hidemichi WATARI
Journal of Gynecologic Oncology 2025;36(1):e3-
Objective:
This study aimed to determine whether the number of resected pelvic lymph nodes (PLNs) affects the prognosis of endometrial cancer (EC) patients at post-operative risk of recurrence.
Methods:
JGOG2043 was a randomized controlled trial to assess the efficacy of three chemotherapeutic regimens as adjuvant therapy in EC patients with post-operative recurrent risk. A retrospective analysis was conducted on 250 patients who underwent pelvic lymphadenectomy alone in JGOG2043. The number of resected and positive nodes and other clinicopathologic risk factors for survival were retrieved.
Results:
There were 83 patients in the group with less than 20 PLNs removed (group A), while 167 patients had 20 or more PLNs removed (group B). There was no significant difference in patients’ backgrounds between the two groups, and the rate of lymph node metastasis was not significantly different. There was a trend toward fewer pelvic recurrences in group B compared with group A (3.5% vs. 9.6%; p=0.050). Although Kaplan-Meier analysis showed no statistically significant difference in survival rates between the two groups (5-year overall survival [OS]=90.3% vs. 84.3%; p=0.199), multivariate analysis revealed that resection of 20 or more nodes is one of the independent prognostic factors (hazard ratio=0.49; 95% confidence interval=0.24–0.99; p=0.048), as well as surgical stage, high-risk histology, and advanced age for OS.
Conclusion
Resection of 20 or more PLNs was associated with improved pelvic control and better survival outcomes in EC patients at risk of recurrence who underwent pelvic lymphadenectomy alone and were treated with adjuvant chemotherapy.
5.Clinical outcomes of permanent stenting with endoscopic ultrasound gallbladder drainage
Eisuke SUZUKI ; Yuji FUJITA ; Kunihiro HOSONO ; Yuji KOYAMA ; Seitaro TSUJINO ; Takuma TERATANI ; Atsushi NAKAJIMA ; Nobuyuki MATSUHASHI
Clinical Endoscopy 2023;56(5):650-657
Background/Aims:
Endoscopic ultrasound gallbladder drainage (EUS-GBD) is gaining attention as a treatment method for cholecystitis. However, only a few studies have assessed the outcomes of permanent stenting with EUS-GBD. Therefore, we evaluated the clinical outcomes of permanent stenting using EUS-GBD.
Methods:
This was a retrospective, single-center cohort study. The criteria for EUS-GBD at our institution are a high risk for surgery, inability to perform surgery owing to poor performance status, and inability to obtain consent for emergency surgery. EUS-GBD was performed using a 7-Fr double-pigtail plastic stent with a dilating device. The primary outcomes were the recurrence-free rate of cholecystitis and the late-stage complication-avoidance rate. Secondary outcomes were technical success, clinical success, and procedural adverse events.
Results:
A total of 41 patients were included in the analysis. The median follow-up period was 168 (range, 10–1,238) days. The recurrence-free and late-stage complication-avoidance rates during the follow-up period were 95% (38 cases) and 90% (36 cases), respectively. There were only two cases of cholecystitis recurrence during the study period.
Conclusions
EUS-GBD using double-pigtail plastic stent was safe and effective with few complications, even in the long term, in patients with acute cholecystitis.
6.Transforming Growth Factor-β Induces Interleukin-6 Secretion from Human Ligamentum Flavum–Derived Cells through Partial Activation of p38 and p44/42 Mitogen-Activated Protein Kinases
Yuta GOTO ; Kenji KATO ; Kiyoshi YAGI ; Yohei KAWAGUCHI ; Hiroki YONEZU ; Tomoko KOSHIMAE ; Yuko WAGURI-NAGAYA ; Hideki MURAKAMI ; Nobuyuki SUZUKI
Asian Spine Journal 2023;17(6):997-1003
Methods:
HFCs were obtained from patients with LSS who had undergone decompression surgery. The cells were stimulated with TGF-β and pretreated with either the p38 mitogen-activated protein (MAP) kinase inhibitor SB203580 or the p44/42 MAP kinase inhibitor FR180204. IL-6 secretion in the cell culture medium and IL-6 messenger RNA (mRNA) expression levels were analyzed using an enzyme-linked immunoassay and real-time polymerase chain reaction, respectively.
Results:
TGF-β administration resulted in a dose- and time-dependent stimulation of IL-6 release. Treatment with SB203580 and FR180204 markedly suppressed TGF-β–induced IL-6 secretion from HFCs. Moreover, these inhibitors suppressed IL-6 mRNA expression in response to TGF-β stimulation.
Conclusions
Our findings indicate that TGF-β induces IL-6 protein secretion and gene expression in HFCs through the activation of p38 or p44/42 MAP kinases. These results suggest a potential association between IL-6–mediated inflammatory response and tissue hypertrophy in LSS, and we provide insights into molecular targets for therapeutic interventions targeting LSS-related inflammation through our analysis of the MAP kinase pathway using HFCs.
7.Coronal Plane Gap Increases Postoperative Pseudoarthrosis after Lateral Interbody Fusion for Adult Spinal Deformity
Eijiro OKADA ; Mitsuru YAGI ; Yusuke YAMAMOTO ; Satoshi SUZUKI ; Satoshi NORI ; Osahiko TSUJI ; Narihito NAGOSHI ; Nobuyuki FUJITA ; Masaya NAKAMURA ; Morio MATSUMOTO ; Kota WATANABE
Asian Spine Journal 2022;16(3):386-393
Methods:
This study included 42 patients with ASD (two men and 40 women; 112 segments; mean, 68.5±8.4 years; and mean follow-up, 31.6±17.0 months) who underwent LIF and posterior correction surgery. The concave slot of the LIF cage was filled with an autologous iliac crest bone graft (IBG), and the convex slot with a porous hydroxyapatite/collagen (HAp/Col) composite was soaked with bone marrow aspirate. Endplate injury, the gap between vertebral endplate and cage in the coronal or sagittal plane, and fusion status were evaluated using computed tomography multiplanar reconstruction at 12 months after surgery. Moreover, the associated risk factors for pseudoarthrosis were analyzed.
Results:
Fusion at LIF segments were observed in 71.4% segments at 12 months after surgery. Fusion on the concave slot (autologous IBG side), convex slot (porous HAp/Col composite side), and both concave and convex slots were observed in 66.1%, 37.5%, and 36.6% of patients, respectively. Moreover, pseudoarthrosis was observed in 28.6% at 12 months after surgery. Consequently, logistic regression analysis of the fusion at the LIF segment revealed that the gap between the LIF cage and endplate in the coronal plane (p=0.030; odds ratio, 0.183; 95% confidence interval, 0.030–0.183) was significantly associated with pseudoarthrosis at the LIF segments.
Conclusions
ASD surgery fusion rate using LIF cages was 71.4% at 12 months after surgery. The fusion rate was higher on the concave slot filled with autologous IBG than on the convex slot filled with a porous HAp/Col composite. The gap in the coronal plane was a risk factor for pseudoarthrosis at the LIF segment.
8.Development of a Patient Registry System for Specialized Palliative Care Quality Assessment Using Patient-reported Outcomes: A Multicenter Pilot Study
Hideyuki HIRAYAMA ; Eriko SATOMI ; Yoshiyuki KIZAWA ; Mayuko MIYAZAKI ; Keita TAGAMI ; Ryuichi SEKINE ; Kozue SUZUKI ; Nobuyuki YOTANI ; Koji SUGANO ; Hirofumi ABO ; Meidai SAKASHITA ; Kazuki SATO ; Sari NAKAGAWA ; Yoko NAKAZAWA ; Jun HAMANO ; Mitsunori MIYASHITA
Palliative Care Research 2022;17(4):171-180
Objective: This study aimed to investigate the feasibility of a patient registry system for assessing PCT (palliative care team) by PRO (Patient-reported outcome) in Japan. Methods: We operated a patient registry system with electronic data collection at eight hospitals in 2021 in Japan. We consecutively included newly referred patients for a month and followed up with them for a month. IPOS or ESAS obtained as PRO at the start of the intervention, three days later, and every week after. The primary endpoint was the response rate to the symptom rating scale by patients and providers. Results: 318 patients were enrolled. The patient response rate was 59.1% at intervention and 37.0% after intervention, and the medical provider response rate was 98.4% at intervention and 70.3% after intervention. Interviews with PCT members indicated that participants required support to input PRO responses required support and paper questionnaire was better and that managing the survey date and overall management was burdensome. Discussion: Although only about half of the patients were able to respond to the PRO, this was the same level as in previous studies. The system and its operation method have many problems. We found that improvements such as reducing items and making the patient interviews paper-based are necessary to expand the system nationwide.
9.Segmental Arteries and Veins at Higher Lumbar Levels Can Intersect the Adjacent Caudal Intervertebral Disc in the Anterior Part of the Spinal Column: A Cadaveric Analysis
Kiyoshi YAGI ; Nobuyuki SUZUKI ; Jun MIZUTANI ; Kenji KATO ; Akira KONDO ; Yuya WASEDA ; Yuta GOTO ; Hideki MURAKAMI
Asian Spine Journal 2022;16(1):1-8
Methods:
Five formalin-embalmed human cadavers were used. We assessed the proportion of segmental arteries and veins that intersected the IVD in the L2–L5 range and their course on the anterior part of the spinal column.
Results:
The segmental arteries and veins commonly intersect the anterior part of the IVD (artery, 28.1%; vein, 42.1%). Seven of 10 (70%) segmental arteries at L2 intersected the IVD, but only one artery intersected the IVD at L3 and L4. The proportions of segmental veins that intersected the IVD were 60%, 50%, and 16.7% at L2, L3, and L4, respectively.
Conclusions
The segmental arteries and veins frequently intersect the IVD in the anterior part of the spinal column. Therefore, it is necessary to consider these individual anatomical features to prevent vascular damage during lateral lumbar interbody fusion surgery.
10.Pulmonary mycobacterium avium complex disease complicated by cancer: an 11-year survey at a single-center
Ryohei KAMEI ; Michiru SAWAHATA ; Naoko YOSHIZUMI ; Masafumi SATA ; Masayuki NAKAYAMA ; Toshiyuki YAMADA ; Nobuyuki TANIGUCHI ; Takuji SUZUKI ; Masashi BANDO ; Koichi HAGIWARA
Journal of Rural Medicine 2021;16(2):72-76
Objective: Pulmonary mycobacterium avium complex (MAC) disease is increasing significantly worldwide. Several studies have investigated the clinical features of pulmonary MAC disease in the setting of cancer. Here, we aimed to clarify the clinical characteristics of patients with cancer with recent onset of pulmonary MAC disease and the effect of cancer on the onset of this disease.Patients and Methods: Of the 323 consecutive Japanese patients newly diagnosed with pulmonary MAC disease at Jichi Medical University Hospital between and 2006–2017, we retrospectively reviewed 79 consecutive patients with cancer.Results: Seventeen patients had lung cancer (21.0%), while 62 had non-lung cancer. Of the 17 patients with lung cancer, 16 had adenocarcinoma of which 10 had stage I to III disease; 8 of the 10 patients had not received chemotherapy. Sixteen patients with lung cancer had a MAC infection in the ipsilateral lung. Notably, 9 of the 11 lung cancer patients who did not undergo surgery had a MAC infection in the affected lobe. Of the 39 patients with the most common types of non-lung cancer (14 had gastric cancer, 13 had colorectal cancer, and 12 had breast cancer), 22 had stage I to III disease, and 18 of these 22 had not received chemotherapy.Conclusion: Lung cancer may act as a local factor contributing to the onset of pulmonary MAC disease in the ipsilateral lung. However, the underlying mechanism by which a history of cancer might affect the onset of pulmonary MAC disease remains unclear. Further investigation into this mechanism is needed.


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