1.Comparison of postoperative adjuvant platinum-based chemotherapy and no further therapy after radical surgery in intermediate-risk early-stage cervical cancer
Hiroki NISHIMURA ; Tsukuru AMANO ; Yutaka YONEOKA ; Shunichiro TSUJI ; Yukiko TAGA ; Megumi AKI ; Masaya UNO ; Suzuko MORITANI ; Ryusuke MURAKAMI ; Tomoyasu KATO ; Takashi MURAKAMI
Journal of Gynecologic Oncology 2025;36(1):e2-
Objective:
To identify a relatively high-risk population in postoperative intermediate-risk cervical cancer and evaluate the effect of platinum-based adjuvant chemotherapy (CT).
Methods:
We retrospectively reviewed the medical records of patients with stage IA2-IIA cervical cancer who had been treated with radical hysterectomy and pelvic lymphadenectomy and classified as the intermediate-risk group for recurrence by postoperative pathological examination from January 2007 to December 2018 at 3 medical centers in Japan. First, patients with intermediate-risk were stratified by histological type and the number of intermediaterisk factors (IRF; large tumor diameter, lymph vascular space invasion, and deep cervical stromal invasion) and then divided into 2 groups: high and low-risk population (estimated 5-year recurrence-free survival [RFS] rate with no further therapy [NFT] <90% and ≥90%, respectively). Second, the efficacy of CT for the high-risk population was evaluated by comparing RFS and overall survival (OS) between the patients receiving CT and those with NFT.
Results:
In total, 133 patients were included in the analysis. Among patients with squamous cell carcinoma (SCC) with all IRF or those with non-SCC with 2 to 3 IRF, the 5-year estimated RFS was <90% when treated with NFT. In this population, adjuvant CT was significantly superior to NFT regarding RFS (log-rank, p=0.014), although there was no statistical difference in OS.
Conclusion
Patients with SCC with all 3 IRFs and those with non-SCC with 2 to 3 IRFs were at high risk for recurrence. Adjuvant CT is a valid treatment option for these populations.
2.Impact of TTF-1 Expression on the Prognostic Prediction of Patients with Non–Small Cell Lung Cancer with PD-L1 Expression Levels of 1% to 49%, Treated with Chemotherapy vs. Chemoimmunotherapy: A Multicenter, Retrospective Study
Naoya NISHIOKA ; Tae HATA ; Tadaaki YAMADA ; Yasuhiro GOTO ; Akihiko AMANO ; Yoshiki NEGI ; Satoshi WATANABE ; Naoki FURUYA ; Tomohiro OBA ; Tatsuki IKOMA ; Akira NAKAO ; Keiko TANIMURA ; Hirokazu TANIGUCHI ; Akihiro YOSHIMURA ; Tomoya FUKUI ; Daiki MURATA ; Kyoichi KAIRA ; Shinsuke SHIOTSU ; Makoto HIBINO ; Asuka OKADA ; Yusuke CHIHARA ; Hayato KAWACHI ; Takashi KIJIMA ; Koichi TAKAYAMA
Cancer Research and Treatment 2025;57(2):412-421
Purpose:
Thyroid transcription factor 1 (TTF-1) expression is a useful predictor of treatment efficacy in advanced non-squamous non–small cell lung cancer (NSCLC). This study aimed to evaluate whether TTF-1 could predict the effectiveness of chemotherapy versus chemoimmunotherapy in patients with non-squamous NSCLC with programmed death ligand-1 (PD-L1) expression between 1% and 49%.
Materials and Methods:
We conducted a retrospective study of patients with NSCLC who were treated with chemotherapy or chemoimmunotherapy between March 2016 and May 2023. The patients had histologically confirmed NSCLC, stage III-IV or postoperative recurrence, TTF-1 measurements, and PD-L1 expression levels between 1% and 49%. Clinical data were analyzed to evaluate the effect of TTF-1 expression on treatment efficacy.
Results:
This study included 283 of 624 patients. TTF-1–positive patients showed longer progression-free survival (PFS) and overall survival (OS) (PFS: 6.4 months [95% confidence interval (CI), 5.0 to 9.4] vs. 4.1 months [95% CI, 2.7 to 6.1], p=0.03; OS: 17.9 months [95% CI, 15.2 to 28.1] vs. 9.4 months [95% CI, 6.3 to 17.0], p < 0.01) in the chemotherapy cohorts (n=93). In the chemoimmunotherapy cohort (n=190), there was no significant difference in PFS and OS between TTF-1–positive and –negative groups (PFS: 7.6 months [95% CI, 6.4 to 11.0] vs. 6.0 months [95% CI, 3.6 to 12.6], p=0.59; OS: 25.0 months [95% CI, 18.0 to 49.2] vs. 21.3 months [95% CI, 9.8 to 28.8], p=0.09).
Conclusion
In patients with NSCLC with PD-L1 expression between 1% and 49%, TTF-1 expression was a predictor of chemotherapeutic, but not chemoimmunotherapeutic, efficacy.
3.Impact of TTF-1 Expression on the Prognostic Prediction of Patients with Non–Small Cell Lung Cancer with PD-L1 Expression Levels of 1% to 49%, Treated with Chemotherapy vs. Chemoimmunotherapy: A Multicenter, Retrospective Study
Naoya NISHIOKA ; Tae HATA ; Tadaaki YAMADA ; Yasuhiro GOTO ; Akihiko AMANO ; Yoshiki NEGI ; Satoshi WATANABE ; Naoki FURUYA ; Tomohiro OBA ; Tatsuki IKOMA ; Akira NAKAO ; Keiko TANIMURA ; Hirokazu TANIGUCHI ; Akihiro YOSHIMURA ; Tomoya FUKUI ; Daiki MURATA ; Kyoichi KAIRA ; Shinsuke SHIOTSU ; Makoto HIBINO ; Asuka OKADA ; Yusuke CHIHARA ; Hayato KAWACHI ; Takashi KIJIMA ; Koichi TAKAYAMA
Cancer Research and Treatment 2025;57(2):412-421
Purpose:
Thyroid transcription factor 1 (TTF-1) expression is a useful predictor of treatment efficacy in advanced non-squamous non–small cell lung cancer (NSCLC). This study aimed to evaluate whether TTF-1 could predict the effectiveness of chemotherapy versus chemoimmunotherapy in patients with non-squamous NSCLC with programmed death ligand-1 (PD-L1) expression between 1% and 49%.
Materials and Methods:
We conducted a retrospective study of patients with NSCLC who were treated with chemotherapy or chemoimmunotherapy between March 2016 and May 2023. The patients had histologically confirmed NSCLC, stage III-IV or postoperative recurrence, TTF-1 measurements, and PD-L1 expression levels between 1% and 49%. Clinical data were analyzed to evaluate the effect of TTF-1 expression on treatment efficacy.
Results:
This study included 283 of 624 patients. TTF-1–positive patients showed longer progression-free survival (PFS) and overall survival (OS) (PFS: 6.4 months [95% confidence interval (CI), 5.0 to 9.4] vs. 4.1 months [95% CI, 2.7 to 6.1], p=0.03; OS: 17.9 months [95% CI, 15.2 to 28.1] vs. 9.4 months [95% CI, 6.3 to 17.0], p < 0.01) in the chemotherapy cohorts (n=93). In the chemoimmunotherapy cohort (n=190), there was no significant difference in PFS and OS between TTF-1–positive and –negative groups (PFS: 7.6 months [95% CI, 6.4 to 11.0] vs. 6.0 months [95% CI, 3.6 to 12.6], p=0.59; OS: 25.0 months [95% CI, 18.0 to 49.2] vs. 21.3 months [95% CI, 9.8 to 28.8], p=0.09).
Conclusion
In patients with NSCLC with PD-L1 expression between 1% and 49%, TTF-1 expression was a predictor of chemotherapeutic, but not chemoimmunotherapeutic, efficacy.
4.Early resolution of bowel urgency by budesonide foam enema results in improved quality of life in patients with ulcerative colitis: a multicenter prospective observational study
Taku KOBAYASHI ; Kei MORIYA ; Toshimitsu FUJII ; Shigeki BAMBA ; Shinichiro SHINZAKI ; Akihiro YAMADA ; Takashi HISABE ; Shintaro SAGAMI ; Shuji HIBIYA ; Takahiro AMANO ; Noritaka TAKATSU ; Katsutoshi INAGAKI ; Ken-ichi IWAYAMA ; Toshifumi HIBI
Intestinal Research 2025;23(2):157-169
Background/Aims:
Bowel urgency is an important symptom for quality of life determination in patients with ulcerative colitis (UC). Few clinical studies have focused on bowel urgency as an efficacy endpoint. Budesonide foam enema has shown efficacy for clinical and endoscopic improvement in mild-to-moderate UC. We evaluated the improvement of clinical symptoms (bowel urgency), safety, and treatment impact of twice-daily budesonide foam enema on the quality of life in patients with UC.
Methods:
This open-label, multicenter, prospective observational study comprised a 4-week observation period assessing the effectiveness and safety of twice-daily budesonide foam enema. Mild-to-moderate UC patients who had bowel urgency were included. Patients collected data daily in an electronic patient-reported outcome system or logbooks. The primary endpoint was the rate of resolution of bowel urgency at the end of the 4-week observation period. The rate of bowel incontinence was also assessed.
Results:
Sixty-one patients were enrolled. Of patients with a final evaluation, the rate of resolution of bowel urgency was 58.5% (31/53; 95% confidence interval, 44.1%–71.9%). Bowel urgency decreased over time, with a significant difference observed on day 7 versus day 0. Bowel incontinence showed a decreasing trend from day 5, with a significant difference confirmed on day 12 versus day 0. The clinical remission rate was 64.4% (38/59; 95% confidence interval, 50.9%–76.4%). One adverse event not related to budesonide rectal foam occurred.
Conclusions
The findings suggest that bowel urgency can be improved early with twice-daily budesonide foam enema. No new safety signals were observed.
5.Early resolution of bowel urgency by budesonide foam enema results in improved quality of life in patients with ulcerative colitis: a multicenter prospective observational study
Taku KOBAYASHI ; Kei MORIYA ; Toshimitsu FUJII ; Shigeki BAMBA ; Shinichiro SHINZAKI ; Akihiro YAMADA ; Takashi HISABE ; Shintaro SAGAMI ; Shuji HIBIYA ; Takahiro AMANO ; Noritaka TAKATSU ; Katsutoshi INAGAKI ; Ken-ichi IWAYAMA ; Toshifumi HIBI
Intestinal Research 2025;23(2):157-169
Background/Aims:
Bowel urgency is an important symptom for quality of life determination in patients with ulcerative colitis (UC). Few clinical studies have focused on bowel urgency as an efficacy endpoint. Budesonide foam enema has shown efficacy for clinical and endoscopic improvement in mild-to-moderate UC. We evaluated the improvement of clinical symptoms (bowel urgency), safety, and treatment impact of twice-daily budesonide foam enema on the quality of life in patients with UC.
Methods:
This open-label, multicenter, prospective observational study comprised a 4-week observation period assessing the effectiveness and safety of twice-daily budesonide foam enema. Mild-to-moderate UC patients who had bowel urgency were included. Patients collected data daily in an electronic patient-reported outcome system or logbooks. The primary endpoint was the rate of resolution of bowel urgency at the end of the 4-week observation period. The rate of bowel incontinence was also assessed.
Results:
Sixty-one patients were enrolled. Of patients with a final evaluation, the rate of resolution of bowel urgency was 58.5% (31/53; 95% confidence interval, 44.1%–71.9%). Bowel urgency decreased over time, with a significant difference observed on day 7 versus day 0. Bowel incontinence showed a decreasing trend from day 5, with a significant difference confirmed on day 12 versus day 0. The clinical remission rate was 64.4% (38/59; 95% confidence interval, 50.9%–76.4%). One adverse event not related to budesonide rectal foam occurred.
Conclusions
The findings suggest that bowel urgency can be improved early with twice-daily budesonide foam enema. No new safety signals were observed.
6.Comparison of postoperative adjuvant platinum-based chemotherapy and no further therapy after radical surgery in intermediate-risk early-stage cervical cancer
Hiroki NISHIMURA ; Tsukuru AMANO ; Yutaka YONEOKA ; Shunichiro TSUJI ; Yukiko TAGA ; Megumi AKI ; Masaya UNO ; Suzuko MORITANI ; Ryusuke MURAKAMI ; Tomoyasu KATO ; Takashi MURAKAMI
Journal of Gynecologic Oncology 2025;36(1):e2-
Objective:
To identify a relatively high-risk population in postoperative intermediate-risk cervical cancer and evaluate the effect of platinum-based adjuvant chemotherapy (CT).
Methods:
We retrospectively reviewed the medical records of patients with stage IA2-IIA cervical cancer who had been treated with radical hysterectomy and pelvic lymphadenectomy and classified as the intermediate-risk group for recurrence by postoperative pathological examination from January 2007 to December 2018 at 3 medical centers in Japan. First, patients with intermediate-risk were stratified by histological type and the number of intermediaterisk factors (IRF; large tumor diameter, lymph vascular space invasion, and deep cervical stromal invasion) and then divided into 2 groups: high and low-risk population (estimated 5-year recurrence-free survival [RFS] rate with no further therapy [NFT] <90% and ≥90%, respectively). Second, the efficacy of CT for the high-risk population was evaluated by comparing RFS and overall survival (OS) between the patients receiving CT and those with NFT.
Results:
In total, 133 patients were included in the analysis. Among patients with squamous cell carcinoma (SCC) with all IRF or those with non-SCC with 2 to 3 IRF, the 5-year estimated RFS was <90% when treated with NFT. In this population, adjuvant CT was significantly superior to NFT regarding RFS (log-rank, p=0.014), although there was no statistical difference in OS.
Conclusion
Patients with SCC with all 3 IRFs and those with non-SCC with 2 to 3 IRFs were at high risk for recurrence. Adjuvant CT is a valid treatment option for these populations.
7.Impact of TTF-1 Expression on the Prognostic Prediction of Patients with Non–Small Cell Lung Cancer with PD-L1 Expression Levels of 1% to 49%, Treated with Chemotherapy vs. Chemoimmunotherapy: A Multicenter, Retrospective Study
Naoya NISHIOKA ; Tae HATA ; Tadaaki YAMADA ; Yasuhiro GOTO ; Akihiko AMANO ; Yoshiki NEGI ; Satoshi WATANABE ; Naoki FURUYA ; Tomohiro OBA ; Tatsuki IKOMA ; Akira NAKAO ; Keiko TANIMURA ; Hirokazu TANIGUCHI ; Akihiro YOSHIMURA ; Tomoya FUKUI ; Daiki MURATA ; Kyoichi KAIRA ; Shinsuke SHIOTSU ; Makoto HIBINO ; Asuka OKADA ; Yusuke CHIHARA ; Hayato KAWACHI ; Takashi KIJIMA ; Koichi TAKAYAMA
Cancer Research and Treatment 2025;57(2):412-421
Purpose:
Thyroid transcription factor 1 (TTF-1) expression is a useful predictor of treatment efficacy in advanced non-squamous non–small cell lung cancer (NSCLC). This study aimed to evaluate whether TTF-1 could predict the effectiveness of chemotherapy versus chemoimmunotherapy in patients with non-squamous NSCLC with programmed death ligand-1 (PD-L1) expression between 1% and 49%.
Materials and Methods:
We conducted a retrospective study of patients with NSCLC who were treated with chemotherapy or chemoimmunotherapy between March 2016 and May 2023. The patients had histologically confirmed NSCLC, stage III-IV or postoperative recurrence, TTF-1 measurements, and PD-L1 expression levels between 1% and 49%. Clinical data were analyzed to evaluate the effect of TTF-1 expression on treatment efficacy.
Results:
This study included 283 of 624 patients. TTF-1–positive patients showed longer progression-free survival (PFS) and overall survival (OS) (PFS: 6.4 months [95% confidence interval (CI), 5.0 to 9.4] vs. 4.1 months [95% CI, 2.7 to 6.1], p=0.03; OS: 17.9 months [95% CI, 15.2 to 28.1] vs. 9.4 months [95% CI, 6.3 to 17.0], p < 0.01) in the chemotherapy cohorts (n=93). In the chemoimmunotherapy cohort (n=190), there was no significant difference in PFS and OS between TTF-1–positive and –negative groups (PFS: 7.6 months [95% CI, 6.4 to 11.0] vs. 6.0 months [95% CI, 3.6 to 12.6], p=0.59; OS: 25.0 months [95% CI, 18.0 to 49.2] vs. 21.3 months [95% CI, 9.8 to 28.8], p=0.09).
Conclusion
In patients with NSCLC with PD-L1 expression between 1% and 49%, TTF-1 expression was a predictor of chemotherapeutic, but not chemoimmunotherapeutic, efficacy.
8.Early resolution of bowel urgency by budesonide foam enema results in improved quality of life in patients with ulcerative colitis: a multicenter prospective observational study
Taku KOBAYASHI ; Kei MORIYA ; Toshimitsu FUJII ; Shigeki BAMBA ; Shinichiro SHINZAKI ; Akihiro YAMADA ; Takashi HISABE ; Shintaro SAGAMI ; Shuji HIBIYA ; Takahiro AMANO ; Noritaka TAKATSU ; Katsutoshi INAGAKI ; Ken-ichi IWAYAMA ; Toshifumi HIBI
Intestinal Research 2025;23(2):157-169
Background/Aims:
Bowel urgency is an important symptom for quality of life determination in patients with ulcerative colitis (UC). Few clinical studies have focused on bowel urgency as an efficacy endpoint. Budesonide foam enema has shown efficacy for clinical and endoscopic improvement in mild-to-moderate UC. We evaluated the improvement of clinical symptoms (bowel urgency), safety, and treatment impact of twice-daily budesonide foam enema on the quality of life in patients with UC.
Methods:
This open-label, multicenter, prospective observational study comprised a 4-week observation period assessing the effectiveness and safety of twice-daily budesonide foam enema. Mild-to-moderate UC patients who had bowel urgency were included. Patients collected data daily in an electronic patient-reported outcome system or logbooks. The primary endpoint was the rate of resolution of bowel urgency at the end of the 4-week observation period. The rate of bowel incontinence was also assessed.
Results:
Sixty-one patients were enrolled. Of patients with a final evaluation, the rate of resolution of bowel urgency was 58.5% (31/53; 95% confidence interval, 44.1%–71.9%). Bowel urgency decreased over time, with a significant difference observed on day 7 versus day 0. Bowel incontinence showed a decreasing trend from day 5, with a significant difference confirmed on day 12 versus day 0. The clinical remission rate was 64.4% (38/59; 95% confidence interval, 50.9%–76.4%). One adverse event not related to budesonide rectal foam occurred.
Conclusions
The findings suggest that bowel urgency can be improved early with twice-daily budesonide foam enema. No new safety signals were observed.
9.Comparison of postoperative adjuvant platinum-based chemotherapy and no further therapy after radical surgery in intermediate-risk early-stage cervical cancer
Hiroki NISHIMURA ; Tsukuru AMANO ; Yutaka YONEOKA ; Shunichiro TSUJI ; Yukiko TAGA ; Megumi AKI ; Masaya UNO ; Suzuko MORITANI ; Ryusuke MURAKAMI ; Tomoyasu KATO ; Takashi MURAKAMI
Journal of Gynecologic Oncology 2025;36(1):e2-
Objective:
To identify a relatively high-risk population in postoperative intermediate-risk cervical cancer and evaluate the effect of platinum-based adjuvant chemotherapy (CT).
Methods:
We retrospectively reviewed the medical records of patients with stage IA2-IIA cervical cancer who had been treated with radical hysterectomy and pelvic lymphadenectomy and classified as the intermediate-risk group for recurrence by postoperative pathological examination from January 2007 to December 2018 at 3 medical centers in Japan. First, patients with intermediate-risk were stratified by histological type and the number of intermediaterisk factors (IRF; large tumor diameter, lymph vascular space invasion, and deep cervical stromal invasion) and then divided into 2 groups: high and low-risk population (estimated 5-year recurrence-free survival [RFS] rate with no further therapy [NFT] <90% and ≥90%, respectively). Second, the efficacy of CT for the high-risk population was evaluated by comparing RFS and overall survival (OS) between the patients receiving CT and those with NFT.
Results:
In total, 133 patients were included in the analysis. Among patients with squamous cell carcinoma (SCC) with all IRF or those with non-SCC with 2 to 3 IRF, the 5-year estimated RFS was <90% when treated with NFT. In this population, adjuvant CT was significantly superior to NFT regarding RFS (log-rank, p=0.014), although there was no statistical difference in OS.
Conclusion
Patients with SCC with all 3 IRFs and those with non-SCC with 2 to 3 IRFs were at high risk for recurrence. Adjuvant CT is a valid treatment option for these populations.
10.Publication of Two Books : “Dictionary of Kampo Medicine-Basic terms” and “Complete Kampo Medicine (Japanese version)” and Future Plans
Takao NAMIKI ; Makoto ARAI ; Yosuke AMANO ; Tetsuro OIKAWA
Kampo Medicine 2024;75(3):257-268
In recent years, internationalization of East Asian traditional medicine is progressing, as evidenced by the inclusion of a chapter on traditional medicine in the 11th revision of the WHO’s International Classification, and the standardization of East Asian traditional medicine in ISO which has been promoted mainly in China. It is also important for Kampo medicine, to disseminate information overseas. In these streams, both the Editing Committee for Dictionary (Jun, 2016-Jun, 2020) and the Editing Committee for Kampo Medicine literature (Jun, 2020-Jun, 2023) were able to publish “The Dictionary of Kampo Medicine―Basic terms” in 2020 and “Complete Kampo Medicine (Japanese version)” in 2022. In publishing the “Complete Kampo Medicine,” it was useful to quote the underlying description of the “Introduction to Kampo (Japanese version)” published in 2002 by our Association and the “Textbook of Japanese Traditional Medicine” published in 2012 created in the team with a Grant-in-Aid for Scientific Research from the Ministry of Health, Labor and Welfare. The next steps for this committee are to expand and revise the “Dictionary of Kampo Medicine” and to translate “Complete Kampo Medicine” into English. We believe that by publishing these textbooks, we will be able to more powerfully prevailing Kampo medicine to the world.


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