Publications by authors named "Junki Endo"

Article Synopsis
  • Mirtazapine, when combined with granisetron and dexamethasone, was studied for preventing nausea and vomiting caused by carboplatin in patients with thoracic cancers.
  • A trial involving 52 patients showed high rates of complete response—83.3% during the delayed phase (24-120 hours) and 100% in the acute phase (0-24 hours)—with minimal side effects.
  • Results suggest that this three-drug combination is effective and safe for patients undergoing chemotherapy with carboplatin at specified dosages.
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Background: This study evaluated the non-inferiority of dexamethasone (DEX) on day 1, with sparing on days 2-4 in cisplatin-based chemotherapy.

Methods: Patients with malignant solid tumors who were treated with cisplatin (≥50 mg/m²) were randomly assigned (1:1) to receive either DEX on days 1-4 (Arm D4) or DEX on day 1 (Arm D1) plus palonosetron, NK-1 RA, and olanzapine (5 mg). The primary endpoint was complete response (CR) during the delayed (24-120 h) phase.

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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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Pulse rate variability (PRV), derived from Laser Doppler flowmetry (LDF) or photoplethysmography, has recently become widely used for sleep state assessment, although it cannot identify all the sleep stages. Peripheral blood flow (BF), also estimated by LDF, may be modulated by sleep stages; however, few studies have explored its potential for assessing sleep state. Thus, we aimed to investigate whether peripheral BF could provide information about sleep stages, and thus improve sleep state assessment.

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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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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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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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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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A population pharmacokinetic analysis was performed to investigate the pharmacokinetics of moxifloxacin (400 mg) following a once-daily oral administration in 28 patients with respiratory tract infection disease. The maximum plasma concentration and the area under the plasma concentration-time curve were 3.97 µg/ml and 51.

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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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Objective: Combined idiopathic pulmonary fibrosis with pulmonary emphysema (CPFE) is a syndrome with a characteristic presentation of upper lobe emphysema and lower lobe fibrosis. Dyspnea on exertion (DOE) is a major symptom of CPFE. We report a patient with DOE due to CPFE who was successfully treated with acupuncture.

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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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Background: The acute antiemetic effect was compared between oral azasetron and intravenous granisetron based on the 5-hydroxytryptamine(3) (5-HT(3)) receptor occupancy theory.

Patients And Methods: Receptor occupancy was estimated from reported data on plasma concentrations and affinity constants to 5-HT(3) receptor. A randomized non-inferiority study comparing acute antiemetic effects between oral azasetron and intravenous granisetron was performed in 105 patients receiving the first course of carboplatin-based chemotherapy for lung cancer.

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Tetomilast was originally identified as a potent inhibitor of superoxide production in human neutrophils, and is of interest because it may relieve oxidative stress related to chronic obstructive pulmonary disease (COPD). Our objective was to determine whether tetomilast effectively protects against the development of porcine pancreatic elastase (PPE)-induced emphysema in rabbits. Rabbits were divided into three groups (sham n=19, PPE n=19, PPE/Tetomilast n=18).

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Air embolism in the arterial system is a very rare but potentially fatal complication of percutaneous transthoracic needle biopsy or marking. We report a case of a patient with interstitial pneumonia associated with Sjögren syndrome, who presented with systemic arterial air embolism as a complication of computed tomography-guided marking of the lung. The air inflow route was depicted clearly on computed tomography from the peripheral pulmonary vein that crossed the needle pathway to the left atrium.

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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 rare case of sarcoidosis-lymphoma syndrome with vertebral bone destruction. A 63-year-old woman was previously diagnosed as sarcoidosis by supraclavicular lymph node biopsy, and came to our hospital complaining of back pain. Both serum angiotensin-converting enzyme and lysozyme level had been continuously elevated.

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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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