Publications by authors named "Taiki Furukawa"

Rationale: Some patients with interstitial lung disease (ILD) have a high mortality rate or experience acute exacerbation of ILD (AE-ILD) that results in increased mortality. Early identification of these high-risk patients and accurate prediction of the onset of these important events is important to determine treatment strategies. Although various factors that affect disease behavior among patients with ILD hinder the accurate prediction of these events, the use of longitudinal information may enable better prediction.

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Background: Multiple first-line treatment options have been developed for advanced non-small cell lung cancer (NSCLC) in each subgroup determined by predictive biomarkers, specifically driver oncogene and programmed cell death ligand-1 (PD-L1) status. However, the methodology for optimal treatment selection in individual patients is not established. This study aimed to develop artificial intelligence (AI)-based personalized survival prediction model according to treatment selection.

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Article Synopsis
  • The study explores the effectiveness of multidisciplinary discussions (MDD) among medical professionals for diagnosing interstitial lung diseases (ILDs) and aims to improve diagnostic accuracy, especially for idiopathic pulmonary fibrosis (IPF).
  • It utilizes a nationwide ILD registry in Japan to facilitate rapid MDD diagnoses and develop a modified diagnostic ontology, addressing issues of unclassifiable ILDs and potential new disease entities.
  • The research focuses on providing accurate diagnoses and treatment recommendations, evaluating ILD prevalence, and clarifying reasons for diagnostic challenges through a central online platform for expert collaboration.
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  • The study connects medical real-world data with geographic information to assess hospitalization impacts based on factors like patient location and medical history.* -
  • Air pollution, particularly exposure to NO2, SPM, and NOx, was identified as a significant risk factor, especially for respiratory diseases leading to long-term hospitalization.* -
  • Patient characteristics at the time of admission were important, but environmental factors, particularly pollutant exposure over the previous year, were found to be critical for predicting hospital stays.*
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Background: Extracellular mitochondrial DNA (mtDNA) is released from damaged cells and increases in the serum and bronchoalveolar lavage fluid (BALF) of idiopathic pulmonary fibrosis (IPF) patients. While increased levels of serum mtDNA have been reported to be linked to disease progression and the future development of acute exacerbation (AE) of IPF (AE-IPF), the clinical significance of mtDNA in BALF (BALF-mtDNA) remains unclear. We investigated the relationships between BALF-mtDNA levels and other clinical variables and prognosis in IPF.

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Background: Pulmonary hypertension (PH) is defined by elevated mean pulmonary arterial pressure (MPAP), and elevated pulmonary vascular resistance (PVR) reflects pulmonary vascular abnormalities. The clinical significance of non-severe PH in patients with various interstitial lung diseases (ILDs) has not been fully elucidated. We aimed to investigate the clinical significance of MPAP and PVR for mortality in patients with newly diagnosed ILD.

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Context: Early palliative care is recommended within eight-week of diagnosing advanced cancer. Although guidelines suggest routine screening to identify cancer patients who could benefit from palliative care, implementing screening can be challenging due to understaffing and time constraints.

Objectives: To develop and evaluate machine learning models for predicting specialist palliative care needs in advanced cancer patients undergoing chemotherapy, and to investigate if predictive models could substitute screening tools.

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Objectives: In this study we aimed to develop an artificial intelligence-based model for predicting postendoscopic retrograde cholangiopancreatography (ERCP) pancreatitis (PEP).

Methods: We retrospectively reviewed ERCP patients at Nagoya University Hospital (NUH) and Toyota Memorial Hospital (TMH). We constructed two prediction models, a random forest (RF), one of the machine-learning algorithms, and a logistic regression (LR) model.

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It has been reported that the severity and lethality of Covid-19 are associated with coexisting underlying diseases (hypertension, diabetes, etc.) and cardiovascular diseases (coronary artery disease, atrial fibrillation, heart failure, etc.) that increase with age, but environmental exposure such as air pollutants may also be a risk factor for mortality.

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Article Synopsis
  • Predicting outcomes for patients with complex medical conditions using electronic medical records (EMRs) is challenging.
  • A machine learning model was developed to predict the prognosis of cancer patients by analyzing Japanese clinical text records along with other clinical data.
  • The study showed that including clinical text significantly improved the accuracy of predicting mortality in cancer patients, indicating a promising application for this approach.
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Background: Therapeutic strategies in patients with interstitial pneumonia with autoimmune features (IPAF) and histological usual interstitial pneumonia (UIP) pattern (IPAF-UIP) have not been thoroughly evaluated. We compared the therapeutic efficacy of anti-fibrotic therapy with that of immunosuppressive treatment for patients with IPAF-UIP.

Methods: In this retrospective case series, we identified consecutive IPAF-UIP patients treated with anti-fibrotic therapy or immunosuppressive therapy.

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  • Idiopathic pulmonary fibrosis (IPF) poses a challenge due to its poor prognosis and the low agreement among specialists in diagnosing it, prompting the development of a non-invasive automated algorithm to identify IPF.
  • The study involved analyzing HRCT images from over a thousand ILD patients, achieving an impressive 96.1% accuracy in image segmentation and an 83.6% accuracy in diagnosing IPF through a mix of deep learning and machine learning methods.
  • The algorithm proved effective even in cases with usual interstitial pneumonia patterns, demonstrating that it can serve as a reliable tool for diagnosing IPF while minimizing risks associated with surgical lung biopsies.
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  • The study focuses on the prevalence and prognosis of clinically progressive fibrosis in interstitial lung diseases (ILDs), particularly comparing idiopathic pulmonary fibrosis (IPF) and non-IPF fibrosing ILD (FILD) patients.
  • Out of 844 evaluated patients, 42.1% showed signs of progressive fibrosis, with 59.4% of IPF patients and 26.6% of non-IPF FILD patients meeting the criteria.
  • The research found that having a progressive phenotype significantly affects transplantation-free survival, but the survival rates for non-IPF FILD patients with this phenotype are comparable to those of IPF patients.
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Background: The COPD Assessment Test (CAT) has been studied as a measure of health status in idiopathic pulmonary fibrosis (IPF) and interstitial lung disease associated with connective tissue disease. However, its prognostic value is unknown. The present study explored the association between CAT score and mortality in fibrotic interstitial lung disease (FILD), including IPF and other forms of ILD.

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Comprehensive analysis of omics data, such as genome, transcriptome, proteome, metabolome, and interactome, is a crucial technique for elucidating the complex mechanism of cancer onset and progression. Recently, a variety of new findings have been reported based on multi-omics analysis in combination with various clinical information. However, integrated analysis of multi-omics data is extremely labor intensive, making the development of new analysis technology indispensable.

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  • The study investigates the prevalence and clinical impact of post-capillary pulmonary hypertension (PH) on survival in patients with interstitial lung disease (ILD), as previous research focused mainly on pre-capillary PH.
  • Of the 1152 ILD patients with PH, about 20% were found to have post-capillary PH, exhibiting better lung function measures compared to those with pre-capillary PH, but an increased mortality risk when linked with cardiovascular diseases.
  • Ultimately, the findings suggest that pulmonary vascular resistance (PVR) is a key factor affecting mortality, rather than the type of pulmonary hypertension itself.
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Purpose: Location visualization is essential for locating people/objects, improving efficiency, and preventing accidents. In hospitals, Wi-Fi, Bluetooth low energy (BLE) Beacon, indoor messaging system, and similar methods have generally been used for tracking, with Wi-Fi and BLE being the most common. Recently, nurses are increasingly using mobile devices, such as smartphones and tablets, while shifting.

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  • The study aimed to evaluate the effectiveness of supplemental oxygen during exercise for patients with idiopathic pulmonary fibrosis (IPF), as past research produced mixed results.
  • Researchers conducted a trial with 72 patients, comparing the effects of supplemental oxygen against placebo air during exercise, measuring endurance time and other symptoms.
  • Results showed that supplemental oxygen significantly improved endurance time, oxygen saturation, and reduced feelings of breathlessness and leg fatigue in patients, particularly those with lower endurance times on placebo air.
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  • In Japan, a new noninvasive pulse oximetry saturation (POS) staging system has been developed for assessing the severity and prognosis of idiopathic pulmonary fibrosis (IPF), replacing an older, invasive method that needed arterial oxygen tension measurements.
  • The POS system categorizes patients into three stages based on their oxygen saturation levels (SpO) at rest and during desaturation events, with specific cutoff values at 96% and 90% for further classification.
  • In a study of 219 IPF patients, the POS model demonstrated strong predictive ability with a C-statistic of 0.673, indicating that this simple system is effective for clinical use in estimating patient outcomes.
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Computed tomography (CT) assessment of the cross-sectional area of the erector spinae muscles (ESM) can be used to evaluate sarcopenia and cachexia in patients with lung diseases. This study aimed to confirm whether serial changes in ESM are associated with survival in patients with idiopathic pulmonary fibrosis (IPF). Data from consecutive patients with IPF who were referred to a single centre were retrospectively reviewed.

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Recent studies have suggested that in patients with an idiopathic interstitial pneumonia (IIP), a probable usual interstitial pneumonia (UIP) pattern on chest computed tomography (CT) is sufficient to diagnose idiopathic pulmonary fibrosis (IPF) without histopathology.We retrospectively compared the prognosis and time to first acute exacerbation (AE) in IIP patients with a UIP and a probable UIP pattern on initial chest CT.One hundred and sixty IIP patients with a UIP pattern and 242 with a probable UIP pattern were identified.

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Recently, visualizing location of people and things in a hospital has become an issue particularly for improving work efficiency and incident prevention. Although radio frequency waves such as Wi-Fi and Bluetooth are commonly used in indoor positioning, they have several limitations owing to their physical characteristics. We proposed in-hospital hybrid positioning technique, involving a combination of radio waves and geomagnetic fingerprinting techniques.

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