Masayuki Kawasaki

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A retrospective observational study was performed to determine the sensitivity and limitation of PCR test for the detection of Mycobacterium tuberculosis and M. avium complex. We obtained clinical specimens collected from the respiratory tract, cultured M. tuberculosis or M. avium complex, and performed PCR analysis. A total of 299 samples (M. tuberculosis,(More)
OBJECTIVE Streptococcus pneumoniae is an important and common pathogen of acute pneumonia. The urinary pneumococcal antigen test has been increasingly used for the diagnosis of pneumococcal pneumonia, but there have been few studies on pneumococcal pneumonia after this test became prevalent. The present study was conducted to characterize the clinical(More)
Here we report the case of a 72-year-old woman with nodular bronchiectatic Mycobacterium avium complex (MAC) disease. Chest computed tomography on admission revealed multiple micronodular and branching opacities in both lobes with segmental distribution; bronchiectasis and bronchial wall thickening were observed in the middle lobe and lingula. The patient(More)
OBJECTIVES This study aimed to evaluate the effectiveness of a cooperative healthcare model for early detection and diagnosis of chronic obstructive pulmonary disease (COPD). METHODS This was a cross-sectional observational study. We performed diagnosis of COPD at 4 public health centres in Ōmuta, Japan from March 2015 to March 2016, by adding screening(More)
OBJECTIVE To determine the nutritional factors that influence disease spread in patients with pulmonary Mycobacterium avium complex (MAC) infection. METHODS A prospective observational study. PATIENTS Patients with pulmonary MAC infection were enrolled in this study. Chest computed tomography (CT), abdominal CT, and physical, clinical, and nutritional(More)
OBJECTIVE This study aimed to examine the nutritional status and nutrient intake of patients with MAC lung disease with a focus on visceral fat area. PATIENTS AND METHODS Among 116 patients of our hospital with nontuberculous mycobacteriosis who were registered between May 2010 and August 2011, 103 patients with MAC lung disease were included in this(More)
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