Publications by authors named "Komei Yanase"

Article Synopsis
  • * Initial examinations revealed advanced cancer (stage IVA) with a tumor in the left lung, and she underwent chemotherapy and radiation therapy while showing signs of cardiac issues through ECG and imaging.
  • * The patient suffered from recurring ventricular tachycardia that did not respond well to antiarrhythmic drugs, and despite some temporary relief, she passed away four months after the metastasis diagnosis, highlighting the need for early detection and treatment of such heart complications.
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Background/aim: Mirtazapine, which exerts an antagonistic effect on 5-hydroxytryptamine type 5-HT, 5-HT, 5-HT and H receptors, is considered useful for the prophylaxis of chemotherapy-induced nausea and vomiting (CINV). This study investigated the efficacy and safety of mirtazapine for the prevention of CINV in patients with thoracic cancer receiving platinum-based chemotherapy.

Patients And Methods: A retrospective cohort study was conducted in patients with thoracic cancer receiving platinum-based chemotherapy with 15 mg mirtazapine once daily as a prophylactic antiemetic drug between January 2014 and December 2021.

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Background/aim: Osimertinib is the first-line treatment for patients with advanced epidermal growth factor receptor (EGFR) mutation-positive non-small cell lung cancer (NSCLC). The present study aimed to determine the previously unclarified association of osimertinib plasma trough concentrations with efficacy, adverse events, and genetic polymorphisms in Japanese patients with NSCLC harboring EGFR mutations.

Patients And Methods: In this prospective study, blood samples of 25 patients who received osimertinib were collected to measure plasma osimertinib concentrations and to genotypically characterize ATP-binding cassette subfamily B member 1 and ATP-binding cassette subfamily G member 2 polymorphisms.

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Background: Endobronchial ultrasound (EBUS)-guided intranodal forceps biopsy (IFB), a diagnostic bronchoscopic technique for intrathoracic lymphadenopathy, is performed following EBUS-guided transbronchial needle aspiration (TBNA). The current EBUS-IFB technique is complex and provides small sample volumes. We modified this technique to allow the use of standard-sized forceps.

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Pembrolizumab, either as a type of monotherapy or in combination with cytotoxic anticancer agents, is effective in the treatment of advanced non-small cell lung cancer (NSCLC). However, the development of cancer cachexia may adversely affect anticancer drug therapy. The present study investigated the effect of cancer cachexia on clinical outcomes in patients with advanced NSCLC who received first-line pembrolizumab.

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Although co-administration of cisplatin (CDDP) and vinorelbine (VNR) has been established as a standard of care adjuvant chemotherapy for non-small cell lung cancer (NSCLC), there is a lack of clinical data on its safety and efficacy in Japanese patients receiving split-dose administration of CDDP. The present study analyzed patients who received CDDP + VNR with split-dose administration of CDDP after undergoing complete resection of NSCLC. Patients received four courses of CDDP (40 mg/m) and VNR (25 mg/m) on days 1 and 8, every 3 weeks.

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The success rate of next-generation sequencing (NGS) with specimens obtained through endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) among patients with lung cancer as well as the related clinical factors remain unclear. We aimed to determine the optimal number of punctures and core tissues during EBUS-TBNA for NGS in patients with non-small-cell lung cancer (NSCLC) as well as the association of chest computed tomography (CT) and EBUS findings with successful NGS. We retrospectively reviewed 156 consecutive patients with NSCLC who underwent EBUS-TBNA for NGS (Oncomine Dx Target Test).

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Due to the increasing complexity of cancer chemotherapy and its associated supportive care, the role of clinical pharmacists in cancer chemotherapy is becoming increasingly more important. The present study evaluated the clinical interventions of a single pharmacist on the adverse events in hospitalized patients with thoracic cancer receiving cancer chemotherapy. A single-center, retrospective study was conducted at the 614-bed, tertiary care Gifu University Hospital.

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Background/aim: We evaluated the efficacy of primary prophylaxis with pegfilgrastim (PEG) for febrile neutropenia (FN) in small cell lung cancer (SCLC) patients receiving amrubicin (AMR).

Patients And Methods: A retrospective cohort study was conducted in patients with SCLC receiving AMR as second-line therapy.

Results: A total of 33 patients were treated with AMR (no PEG group), while 13 patients were treated with AMR plus prophylactic administration of PEG (PEG group).

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A 47-year-old woman consulted a doctor due to a persistent cough. Computed tomography revealed a 30 mm × 60 mm intracardiac mass in the right atrium. Because of lung metastasis, her respiratory status did not allow a more invasive procedure, such as general anesthesia.

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Objectives: Epidermal growth factor receptor-tyrosine kinase inhibitors (EGFR-TKIs) represent the first-line treatment for patients with advanced EGFR mutation-positive non-small-cell lung cancer. Afatinib is a second-generation EGFR-TKI with excellent therapeutic effects. However, severe diarrhea and skin disorders are observed at high frequencies, often leading to treatment interruption because of low quality of life (QOL).

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Article Synopsis
  • Antibodies targeting the PD-1 receptor on T cells, like nivolumab, are now used to treat lung cancer but come with risks of immune-related side effects.
  • A case study of a 77-year-old man illustrates that nivolumab can induce thrombocytopenia (low platelet count) after mild fever, despite no signs of serious underlying conditions.
  • Treatment with prednisolone successfully restored platelet counts and led to tumor shrinkage, emphasizing the need for awareness of rare side effects associated with immune checkpoint inhibitors.
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Background: Carboplatin (CBDCA) is known to exhibit a high emetic risk among moderate-emetic risk anticancer drugs, and the dose of CBDCA varies in different therapies. In concurrent chemoradiotherapy (CCRT) for non-small cell lung cancer (NSCLC), the weekly administration of CBDCA (area under the curve (AUC) 2 mg/ml/min) and paclitaxel (PTX: 40 mg/m) is frequently applied as standard therapy. However, the optimal antiemetic measures in the use of such low-dose CBDCA remain unclear.

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Background: Concurrent chemoradiotherapy (CCRT) plays an important role in multimodality therapy for non-small cell lung cancer. However, esophagitis often develops as a complication of CCRT, causing treatment delays and reducing the patient's quality of life. We examined the efficacy of polaprezinc (PZ), zinc L-carnosine used for the therapy of gastric ulcer, against the onset of esophagitis caused by CCRT for lung cancer.

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Background: Endobronchial ultrasonography (EBUS) facilitates a lung cancer diagnosis. However, qualitative tissue characterization of lung tumors is difficult using EBUS. Integrated backscatter (IBS) is an ultrasound technique that calculates the power of the ultrasound signal to characterize tissue components in coronary arteries.

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Toxicity and efficacy of pemetrexed monotherapy in advanced non-small-cell lung cancer patients with impaired renal function treated between May 2009 and May 2012 at Gifu University Hospital were retrospectively analyzed. A total of 10 and 17 patients had a creatinine clearance rate (Ccr) of <45 mL/min and ≥45 mL/min, respectively. The median age was higher in the Ccr<45 mL/min group (78.

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A 78-year-old man presented with urinary retention and difficulty walking. Both legs showed muscle weakness, and he was experiencing lower body hypoesthesia. T2-weighted magnetic resonance imaging revealed lesions with high signal intensity and enhancement in the spinal cord and cerebrum.

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Objective: When treating lung cancer, pneumocystic pneumonia is a life-threatening complication seen during chemotherapy. Polymerase chain reaction is used to detect its cause, Pneumocystis jirovecii, but polymerase chain reaction positives without pneumocystic pneumonia are sometimes seen. The purpose of this study was to assess the frequency of pneumocystic pneumonia during cancer treatment.

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We report a case of gefitinib-induced bilateral upper urinary tract bleeding in an 82-year-old woman administered the drug daily for advanced non-small cell adenocarcinoma of the lung (T4N3M0). Hematuria is an uncommon adverse effect of gefitinib, and in most cases, the bleeding site is unknown. On the 44th day of oral gefitinib administration, the patient noted asymptomatic macroscopic bloody urine.

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