Publications by authors named "Shinpei Matsuda"
Risk Factors for Methicillin-Resistant Carriers in the Intensive Care Unit: A Single-Center, Retrospective Cohort Study in Japan.
Can J Infect Dis Med Microbiol
July 2025
Methicillin-resistant (MRSA) is a common pathogen in the intensive care unit (ICU). Active surveillance cultures (ASCs) for MRSA are often performed in ICUs; however, they may not be optimal in ICUs with a low MRSA prevalence. This study aims to determine the risk factors of MRSA carriage in the ICU and develop a clinical predictive model to optimize the screening process.
View Article and Find Full Text PDFPurpose: This guideline aimed to make evidence-based clinical practice guidelines for the primary treatment of temporomandibular disorders (TMDs) for general practitioners who do not specialize in TMD.
Review Process: Following the principles of evidence-based medicine, a systematic review and network meta-analysis (NMA) of multiple treatments was conducted, assessing the certainty of evidence using the Grading of Recommendations, Assessment, Development, and Evaluation (GRADE) approach. Randomized controlled trials published between January 2000 and December 2020 were included.
Purpose: This network meta-analysis (NMA) of randomized controlled trials (RCTs) aimed to identify effective initial conservative treatment strategies for patients with temporomandibular joint disorders (TMD).
Study Selection: RCTs comparing treatment options for TMD published between January 2000 and July 2021 were retrieved from the databases of PubMed and Embase via a comprehensive electronic search. Patients diagnosed with myalgia (muscle pain) or arthralgia (joint pain) according to pain-related Diagnostic Criteria for Temporomandibular Disorders (DC/TMD) and the Research Diagnostic Criteria for Temporomandibular Disorders (RDC/TMD) were eligible for inclusion.
Dental decision-making for persons with dementia: A systematic narrative review.
Medicine (Baltimore)
January 2024
Dental decision-making represents the establishment of a common understanding between the dental professional and the recipient of the intervention, which determines oral healthcare and dental treatment policies. Dental decision-making for persons with dementia can be challenging, and there have been no systematic reviews on this topic. Therefore, this systematic narrative review aimed to identify the current state of dental decision-making in persons with dementia.
View Article and Find Full Text PDFArticle Synopsis
- The study aimed to examine the relationship between pain reports using a visual analogue scale (VAS) and a non-verbal figures-based scale for measuring pain in patients receiving dental anesthetic injections.
- Participants included 60 healthy Japanese patients aged 20-39, who selected figures (circle, triangle, square, bar, cross) to represent their pain and also rated it on a VAS.
- Results showed that pain from local dental anesthesia was often associated with a triangle figure and that those choosing a cross reported higher VAS scores, suggesting potential for developing new pain assessment tools for dental practice.
Purpose: Diffuse villous hyperplasia of the choroid plexus (DVHCP) and choroid plexus papilloma (CPP) are rare benign tumors usually diagnosed as a result of progressive hydrocephalus, especially in childhood. We present the case of a Japanese boy diagnosed with progressive hydrocephalus due to DVHCP.
Methods: Case: A 2-year and 3-month-old Japanese boy was found to have delayed motor development (equivalent to 1 year and 2 months old), an enlarged head circumference of 51 cm within + 1.
Evidence-Based Policy Making during the Coronavirus Disease 2019 Pandemic: A Systematic Review.
Prehosp Disaster Med
April 2023
Introduction: The aim of this systematic review was to collect evidence and recommendations for the applicability of the concept of evidence-based policy making (EBPM) during the coronavirus disease 2019 (COVID-19) pandemic and to discuss the implementation of this concept from a medical science perspective.
Methods: This study was performed according to the guidelines, checklist, and flow diagram of Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) 2020. An electronic literature search was conducted on September 20, 2022 using PubMed, Web of Science, Cochrane Library, and CINAHL databases with the following search terms: "evidence based policy making" and "infectious disease.
Article Synopsis
- Natural disasters can harm oral health by disrupting social functions and public health, but there hasn't been a comprehensive review on this topic until now.
- This review searched various databases for literature on disasters and oral health, identifying eight relevant studies, mostly centered on the 2011 Great East Japan Earthquake.
- The findings showed a negative impact on oral health in six studies, but overall evidence was insufficient, highlighting biases in research and a need for more studies to guide dental professionals during disasters.
Article Synopsis
- This scoping review investigates the link between oral health management and mental health, highlighting the lack of prior studies that explore this relationship directly.
- The review involved a comprehensive literature search, ultimately identifying three randomized controlled trials that varied in interventions and participant demographics.
- Of the three studies, only one showed a positive outcome when psychosocial support was combined with oral health education, while the other two found no significant effects on mental health.
Article Synopsis
- The COVID-19 pandemic had significant effects on the physical and mental health, socioeconomic status, and community behavior of people globally.
- A study analyzed the pandemic's impact specifically on the oral health and nutritional status of Japanese older adults undergoing hip or knee surgeries between January 2019 and December 2021.
- While oral health remained unchanged, the study found a decrease in serum albumin levels in patients 65 and older during the pandemic, indicating a nutritional impact.
Article Synopsis
- Pain is a widespread issue in dentistry, significantly affecting patients' quality of life, and its assessment can be challenging.
- This study reviews acute pain experienced during various stages of dental procedures, noting that pain can change based on circumstances and personal experiences.
- The authors emphasize the need for innovative, non-verbal pain assessment scales to accommodate diverse populations, particularly in light of aging demographics and health crises.
The most common routes of transmission of coronavirus disease 2019 are droplet and contact infections. During dental treatment, several instruments and procedures used generate droplets of saliva and blood, such as during the extraction of an impacted third molar (M3). Surgical masks are often used during tooth extraction.
View Article and Find Full Text PDFArticle Synopsis
- - The study aimed to systematically evaluate therapy outcome measures (TOMs) for temporomandibular disorders (TMDs) by reviewing existing research published between 2010 and 2020.
- - A total of 172 relevant articles were included from a screening of 3726 articles, focusing on various measures such as pain, jaw function, and quality of life, with the majority centered around pain assessment.
- - Pain outcomes were predominantly assessed using methods like the Visual Analogue Scale, with evaluations conducted over varying periods, but only a few studies provided comprehensive data on treatment efficacy.
Article Synopsis
- The literature review aimed to summarize the symptoms and clinical characteristics of temporomandibular joint diseases (TMD) and how they relate to different types of malocclusion.
- Researchers conducted a PubMed database search and selected 28 relevant articles from an initial pool of 213, categorizing malocclusions into 5 types.
- The authors proposed a diagnostic tree for clinicians to differentiate TMD linked to malocclusion and emphasized the need for improved understanding and updates to the diagnostic approach as more information becomes available.
Article Synopsis
- The text refers to a correction made to a previously published article.
- The correction is linked to the article identified by the DOI number 10.1371/journal.pone.0201041.
- This indicates that there were changes necessary for accuracy or clarity in the original research findings.
Personal identification using dental evidence is decisive in the case of unidentified bodies because dental features, including decayed, missing and filled teeth, are unique to every individual. This review explored the possibilities and problems associated with personal identification through digital methods by the integration of telecommunications and dentistry, also known as teledentistry. Establishment of a global, objective personal identification method using dental evidence through teledentistry is desirable.
View Article and Find Full Text PDFRelationship between infected tooth extraction and improvement of odontogenic maxillary sinusitis.
Laryngoscope Investig Otolaryngol
April 2022
Objective: Odontogenic maxillary sinusitis (OMS) is a well-recognized disease in otolaryngology and oral and maxillofacial surgery. It is diagnosed comprehensively based on the presence of dental disease and radiographic evaluation. Although the disease involves a combination of dental and otorhinolaryngological features, appropriate criteria have not been well established for prioritizing dental procedures in the initial treatment of OMS.
View Article and Find Full Text PDFObjective: To examine the anatomical characteristics of impacted maxillary third molars to help predict and prevent possible adverse events during extraction.
Methods: This retrospective study enrolled young Japanese patients that were assessed for third molar extraction. Patients with maxillary third molar impaction presenting with no space between the maxillary second molar and the occlusal surface of the maxillary third molar were analysed using computed tomography data.
Background: Perforation of the lingual plate in the apical region of mandibular third molars will increase the risk of aberration and migration of the root tip and the risk of lingual nerve injury. The aim of this study was to analyze anatomical information, including relationships between the apical region of horizontally impacted mandibular third molars and lingual plates, in young Japanese.
Methods: Japanese patients, with horizontally impacted third molars, who underwent CT examination as a preoperative assessment for mandibular third molar extraction were included, and anatomical characteristics in the apical region of the right mandibular third molar were analyzed, in this study.
Article Synopsis
- Artificial intelligence has become essential for developing contactless personal identification systems, especially highlighted during the COVID-19 pandemic to minimize physical interaction.
- A scoping review of literature from the last five years identified significant progress in these systems, focusing on various targets like the face, eyes, and hands.
- The study reviewed 83 articles, ultimately including 8 relevant studies that demonstrated advancements in contactless identification utilizing AI technologies such as convolutional neural networks.
Here, we report a case of synovial chondromatosis of the temporomandibular joint (TMJ) with numerous loose bodies. A 56-year-old woman was examined in the oral surgery department for trismus and pain in the left TMJ when opening the mouth. Imaging indicated TMJ synovial chondromatosis, and the patient was referred to our department for further examination.
View Article and Find Full Text PDFArticle Synopsis
- Adenoid cystic carcinoma (ACC) is a rare cancer mainly found in the salivary glands, known for potentially spreading to distant sites long after initial treatment, as exemplified by a case involving lung metastasis 20 years post-treatment.
- A 52-year-old man experienced painful swelling on the right side of his oral floor, leading to the diagnosis of ACC after a biopsy confirmed malignancy.
- Despite surgical removal and initial treatment, the patient eventually developed lung, skin, and bone metastases, ultimately dying from multiple organ failure, highlighting the need for long-term follow-up for ACC patients even after successful local control.
Article Synopsis
- * Researchers collected information on patient characteristics, oral health (teeth count), and nutritional parameters, assessing a total of 233 patients.
- * Findings revealed no significant changes in oral health or nutritional status during the pandemic, but the authors suggest the need for ongoing research to understand potential long-term effects on community oral health.
Article Synopsis
- Immediate emergency action is essential for cases of accidental ingestion of dental prostheses, particularly in patients with reduced consciousness.
- A patient underwent imaging that suggested the prosthesis was located in the hypopharynx, but it was ultimately found and removed from the nasopharynx instead.
- The authors suggest that changing the patient's posture might be a simple yet effective lifesaving measure alongside other traditional methods.
Personal identification systems for persons with dementia: a systematic review.
Psychogeriatrics
September 2021
Article Synopsis
- People with dementia often go missing and can't be identified due to their cognitive decline and lack of personal belongings, including ID.
- This systematic review aimed to summarize current personal identification systems for these individuals, involving a search that resulted in only three relevant studies.
- The review highlights a significant need for improved medical and social support systems to help identify missing persons with dementia, urging action to develop these systems as the issue becomes increasingly prevalent.