Publications by authors named "Tsunehiko Komatsu"

Background: Due to a low birth rate and an aging population, Japan faces an increase in the number of elderly people without children living in single households. These elderly without a spouse and/or children encounter a lack of caregivers because most sources of care for the elderly in Japan are not provided by private agencies but by family members. However, family caregivers not only help with daily living but are also key participants in treatment decision making.

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We herein describe a case of Sweet's syndrome (SS) in a patient being treated for pulmonary toxoplasmosis complicated with myelodysplastic syndrome (MDS). The patient's SS developed after the pulmonary toxoplasmosis improved following treatment. We searched his cytokine profiles comprehensively using a bead-based immunoassay.

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Hidden barriers to visit a medical facility especially for young busy workers have been neglected in the aging society. The aim of this cross-sectional study is to analyze demographics of patients who had visited the first known convenient clinic located inside a railway station, which is adjusted to the lifestyle of working generations.We analyzed de-identified data of patients who had visited the department of internal medicine of a clinic, which is located inside a railway station building and offers primary care with after-hours accessibility in Tokyo, between August 2013 and June 2016.

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p53, one of the most frequently mutated genes in colon cancer, suppresses cancer development through transactivation of its targets. Herein, we conducted a comprehensive analysis of the p53 downstream pathway in colorectal cancer by using multi-omics analysis. Mass spectrometric analysis of HCT116 p53+/+ and HCT116 p53-/- cells treated with adriamycin identified 124 proteins increased by DNA damage in a p53-dependent manner.

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A sensational newspaper article concerning a possible adverse reaction to the human papillomavirus (HPV) vaccine was published in March 2013 in Japan. In June 2013, the Japanese government suspended their proactive recommendation for vaccination, despite the lack of proof for a causal relationship. We searched Nikkei Telecom 21, the largest newspaper database in Japan, for articles published from January 2011 to December 2015 to evaluate the characteristics of newspaper publications about human papillomavirus vaccination.

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Objective: Adherence to rehabilitation exercise is much lower in patients with hematologic malignancies (22.5-45.8%) than in patients with solid tumors (60-85%) due to the administration of more intensive chemotherapeutic regimens in the former.

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Introduction: EGMAIN-GX is the computerized physician order entry system used in Japan. The automatic rounding-off of the calculated dose of chemotherapeutic drugs is an update in version 4, compared to version 2. We conducted a comparative study between EGMAIN-GX versions 2 and 4 to estimate the effect of the automatic rounding-off function on ordering time and dose dispersion.

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Cord blood has been investigated as an alternative source for hematopoietic stem cell transplantation, but information about its use for multiple myeloma is limited. The purpose of this study was to evaluate the feasibility of cord blood transplantation (CBT) for patients with multiple myeloma. Eighty-six patients with multiple myeloma who underwent a first CBT between 2001 and 2011 were included in this retrospective study.

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Cancer cells often develop drug resistance. In cisplatin-resistant HeLa cisR cells, fibroblast growth factor 13 (FGF13/FHF2) gene and protein expression was strongly upregulated, and intracellular platinum concentrations were kept low. When the FGF13 expression was suppressed, both the cells' resistance to platinum drugs and their ability to keep intracellular platinum low were abolished.

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Because of the refractory and recurrent nature of febrile neutropenia (FN), definite diagnosis and early empiric treatment with antibiotics are important for FN patients. With this background, guidelines for FN treatment have been published in Japan and overseas, although a treatment method appropriate for clinical practice in Japan has not yet been established. Therefore, we conducted a survey of actual practice, including trends in prescription of antibiotics for FN, in the hope that it would help establish a definitive treatment for FN in Japan.

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Febrile neutropenia (FN) is a serious complication associated with morbidity and mortality. To manage infections in neutropenic patients, it is necessary to administer empirical antibiotic therapy in a timely and efficient manner. We developed an electronic critical pathway system for a computer-stored medical record system (EGMAIN-GX, Fujitsu), which matches FN patients to either: i) the first-line therapy with meropenem (3 g/day) alone, or ii) the second-line therapy with meropenem plus vancomycin (2 g/day).

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Media reports of medically related events have a major effect on the healthcare community but there have been few detailed investigations conducted to investigate their content. The Nikkei Telecom 21 database was used to investigate the number of reports concerning medically related events between 1992 and 2007 in Japan's 5 national newspapers. For this period, both the total number of articles and the number of articles containing medically-related keywords were determined.

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