1.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.
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.The Kashima Scan Study 2: a protocol for a prospective observational cohort study of cerebral small vessel disease in neurologically healthy adults.
Kohei SUZUYAMA ; Yusuke YAKUSHIJI ; Akiko MATSUMOTO ; Toshihiro IDE ; Mikiko TOKIYA ; Atsushi OGATA ; Junko NAKAJIMA ; Tatsumi HIROTSU ; Shuhei IKEDA ; Tatsuya DOYAMA ; Masayasu MORIKAWA ; Yuta GOTO ; Yoshiko KATSUKI ; Kazuhiro KAWAMOTO ; Yoshimasa ODA ; Haruki KOIKE ; Hideo HARA
Environmental Health and Preventive Medicine 2025;30():52-52
BACKGROUND:
Our previous observational cohort study, the Kashima Scan Study (KSS), identified associations between lifestyle, cerebral small vessel disease (SVD) as detected by magnetic resonance imaging of the brain, and disease outcomes including cognitive impairment and vascular diseases. However, established modifiers of the outcomes such as genetic background, drinking and exercise habits, and socioeconomic status were not considered. Regarding genetic factors in particular, the ALDH2 rs671 variant, East Asian-specific diversity, and APOE status are expected to have strong effects. The aim of KSS-2 is to examine the interactions of genetic background, lifestyle factors including drinking habit, socioeconomic status, and/or SVD markers for cognitive impairment, vascular disease, and death.
METHOD:
The KSS-2 is a prospective regional observational study of a healthy Japanese cohort that will clarify lifestyle habits to better maintain brain health from midlife by genotype. Japanese adults who underwent brain health checkups at their own expense are enrolled and will be followed-up for 10 years. We will extend the protocol of the KSS to include genetic background and potential confounding factors, including lifestyle (including drinking and exercise habit) and socioeconomic status, and perform survival analyses. The study outcomes are cognitive impairment, vascular events, and death.
RESULTS:
We enrolled 908 healthy adults (mean age 64.2 years; range 35 to 84 years; 41% male) from September 1, 2018 until December 31, 2024.
CONCLUSION
This study will provide important insights into the development of individualized health intervention strategies.
Adult
;
Aged
;
Aged, 80 and over
;
Female
;
Humans
;
Male
;
Middle Aged
;
Cerebral Small Vessel Diseases/diagnostic imaging*
;
Japan/epidemiology*
;
Life Style
;
Magnetic Resonance Imaging
;
Prospective Studies
;
Observational Studies as Topic
5.A Case Report of Painful Legs and Moving Toes Syndrome and Painful Arms and Moving Fingers Syndrome with Severe Blood Stasis and Panic Disorder Successfully Treated with Tokakujokito-Based Kampo Prescriptions
Ayako YAGUCHI ; Toshinobu MAKI ; Ryo YOSHINAGA ; Yusuke GOTO ; Hiroki INOUE ; Hiromi YANO ; Eiichi TAHARA
Kampo Medicine 2022;73(1):47-53
The patient was a 47-year-old woman. Four years previously, she began to suffer from left lower leg pain and numbness, and involuntary movements. She received further examination in the department of neurology at other hospitals, but had an uncertain etiology and was provisionally diagnosed with restless legs syndrome. She was treated with Western medicine such as gabapentin and gabapentin enacarbil, but they were ineffective. She subsequently visited our hospital and was hospitalized. She was diagnosed with painful legs and moving toes syndrome, and painful arms and moving fingers syndrome after further examination. We prescribed tokakujokito because she had severe blood stasis and panic disorder on Kamp medical findings. As a result, her left lower leg numbness disappeared and pain was reduced. We report a case of a patient who could not be effectively treated using Western medicine and was successfully treated with tokakujokito-based Kampo prescriptions.
6.Experience in Kanzobushito for Rheumatoid Arthritis and Headache with Hypersensitivity
Ayako YAGUCHI ; Toshinobu MAKI ; Ryo YOSHINAGA ; Yusuke GOTO ; Hiroki INOUE ; Hiromi YANO ; Eiichi TAHARA
Kampo Medicine 2022;73(1):54-60
We report a case of a patient with rheumatoid arthritis who refused Western medical treatment and was able to improve concomitant symptoms including arthralgia and headache by using kanzobushito. The patient was a 35-year-old. Eight years previously, she was diagnosed with rheumatoid arthritis due to joint stiffness. Although receiving methotrexate therapy, she developed methotrexate-associated lymphoproliferative disorders and the treatment was discontinued. Due to a feeling of rejection for Western medical treatment, she visited our hospital and was hospitalized for Kampo therapy. We prescribed kanzobushito for qi imbalance, coldness, and severe pain. Her joint pain, headache, and secondary symptoms were improved.
7.Carbon ion radiotherapy for unresectable primary undifferentiated pleomorphic sarcoma of the 11th thoracic spine: a case report
Fuminori MURASE ; Hiroatsu NAKASHIMA ; Kenyu ITO ; Yusuke DEMIZU ; Tetsuro TAKATSU
Journal of Rural Medicine 2022;17(3):176-180
Objective: Primary undifferentiated pleomorphic sarcoma (UPS) of the bone is rare. However, the common sites are the knee and proximal femur and humerus, while spinal involvement is rare. We report a case of primary UPS of the 11th thoracic vertebra, where corpectomy would have been difficult and extensive, treated with carbon ion radiotherapy.Case report: A 76-year-old man presented with an osteolytic tumor of the 11th thoracic vertebra on plain computed tomography (CT). The spinal cord was compressed and displaced posteriorly by the tumor on magnetic resonance imaging (MRI), and extraosseous extension was observed. An incisional biopsy was performed, and primary UPS of the 11th thoracic vertebra was diagnosed pathologically. Total en bloc spondylectomy was considered to be challenging because of the extraosseous extension and the patient’s age; thus, carbon ion radiotherapy (70.4 GyE / 32 fraction) was performed. Denosumab (120 mg) was administered subcutaneously every four weeks. No adjuvant chemotherapy was administered. Four years post-treatment, imaging revealed a compression fracture of the 11th thoracic vertebra, but there was no recurrence.Conclusion: Despite a poor prognosis and an aggressive course of UPS of the spine, the tumor continues to be controlled without local recurrence four years after carbon ion radiotherapy.
8.The Role of Kampo Therapy to Treat Cellulitis
Ryo YOSHINAGA ; Yusuke GOTO ; Toshinobu MAKI ; Hiroki INOUE ; Hiromi YANO ; Eiichi TAHARA
Kampo Medicine 2021;72(2):135-143
In this report, we present three cases of lower limb cellulitis. The first case was an 88-year-old woman and the second case was a 36-year-old man. In addition to standard therapy, both of them received Kampo therapies with keishinieppiitto and jidabokuippo during the acute phase of cellulitis and were promptly cured. The third case was a 52-year-old woman with severe obesity suffering from repeated and intractable cellulitis. She received Kampo therapy including keishibukuryogan. The redness and swelling in her leg gradually disappeared. Administration of adequate antibiotics and elevation of affected areas are important for the treatment of cellulitis. Even with appropriate therapy, some patients are slow to respond and difficult to treat. The skin findings in cellulitis are swelling, redness, heat, and pain, which can be recognized and treated as water imbalance, heat, and blood stasis in Kampo medicine. This case report suggests that cellulitis during the acute phase can be treated with keishinieppiitto and the treatment of water imbalance and heat is important. After the acute phase, the treatment of blood stasis is important. Considering the time of onset and skin findings in cellulitis, Kampo therapy can contribute to the rapid recovery of cellulitis.
9.Two Cases Successfully Treated with Mokuboito on the Basis of Shinkahiken (Epigastric Stuffiness and Strong Resistance)
Hiroki INOUE ; Toshinobu MAKI ; Yusuke GOTO ; Ryo YOSHINAGA ; Hiromi YANO ; Eiichi TAHARA
Kampo Medicine 2021;72(2):166-170
Mokuboito is usually used for the treatment of patients with dyspnea and edema due to chronic heart failure. We herein report two cases successfully treated with mokuboito on the basis of shinkahiken (epigastric stuffiness and strong resistance). Case 1 was a 28-year-old woman. She had been experiencing occasional bouts of epigastralgia for 12 years, but they had worsened two months before the first visit to our department. When she was examined, however, the cause of epigastralgia could not be determined and she was diagnosed with functional gastroenteropathy. After being introduced to our department, she was treated with various Kampo formulas, but the symptom was poorly improved. Case 2 was a 74-year-old man who was prescribed hachimijiogan and shoseiryuto for an overactive bladder and perennial allergic rhinitis. His symptoms were stable, but suddenly deteriorated after two months. In both cases, when changing treatment to mokuboito on the basis of shinkahiken, the symptoms were improved. These results suggest that mokuboito can be used in a wide range of cases with shinkahiken.
10.Five Cases of Breast Cancer-Related Therapy Complications Successfully Treated with Kampo Medicine
Hiromi YANO ; Toshinobu MAKI ; Yusuke GOTO ; Ryo YOSHINAGA ; Hiroki INOUE ; Masaki KUBOTA ; Eiichi TAHARA
Kampo Medicine 2021;72(3):264-274
Five cases of various diseases associated with breast cancer treatment including arthralgia, menopausal symptoms, chemotherapy-associated symptoms (nausea, vomiting, numbness, pain, general fatigue), and anxiety neuroses during follow-up were treated with Kampo medicine and a favorable course was obtained. Combined use of Kampo treatment can reduce the suffering caused by the side effects of breast cancer treatment, alleviate mental symptoms, prevent recurrence, and improve the patients' health. Kampo medicine plays a role in cancer supportive care for breast cancer.


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