292 results match your criteria: "Saitama Medical University Saitama Medical Center: 1981 Kamoda[Affiliation]"

Background: Nonanatomical anterior cruciate ligament (ACL) reconstruction occasionally induces ACL failure without an evident injury episode, necessitating revision surgery. Although the in vivo kinematics of ACL deficiency before primary ACL reconstruction are well documented, the kinematics of ACL failure after nonanatomical reconstruction remain unexplored. The aim of this study is to investigate ACL failure kinematics following nonanatomical reconstruction.

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Psychometric properties of the Malay and Chinese Epilepsy Self-Stigma Scale (ESSS).

Epilepsy Behav

December 2024

Department of Psychiatry, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama, Japan.

Objective: Self-stigma means internalizing negative beliefs and attitudes associated with stigmatized identity. This study aimed to translate and validate the Malay and Chinese versions of the Epilepsy Self-Stigma Scale (ESSS).

Methods: The Epilepsy Self-Stigma Scale was translated into the Malay (ESSS-M) and Chinese versions (ESSS-C) according to standard principles and were tested in 100 Malay and 100 Chinese-speaking people with epilepsy (PWE) respectively.

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Ceftriaxone encephalopathy in a very elderly dialysis patient.

CEN Case Rep

December 2024

Department of Nephrology and Hypertension, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama, 350-8550, Japan.

Ceftriaxone is widely used clinically but it can potentially cause ceftriaxone encephalopathy in individuals who are on dialysis. We describe ceftriaxone encephalopathy in a dialysis patient. The 87-year-old Japanese woman had a 9-year dialysis history.

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kinematic comparison of bi-cruciate retaining total knee arthroplasty between mechanical alignment and functional alignment methods.

Asia Pac J Sports Med Arthrosc Rehabil Technol

October 2024

Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, Japan.

Background/objective: This study aimed to clarify the kinematics of bi-cruciate-retaining (BCR) total knee arthroplasty (TKA) by comparing the mechanical alignment (MA) and functional alignment (FA) methods and to evaluate differences between the two alignment methods.

Methods: The kinematics of 20 MA TKA and 20 FA TKA knees were investigated under fluoroscopy during squatting using a two-to three-dimensional registration technique. Accordingly, knee flexion angle, axial rotational angle, varus-valgus angle, anteroposterior translation of the medial and lateral low contact points of the femoral component relative to the tibial component and kinematic pathway were evaluated.

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Article Synopsis
  • Fertility preservation and reproductive treatments in Japan involve significant out-of-pocket expenses for adolescents and young adults, with current healthcare policies lacking in insurance coverage for these services.
  • Patients can apply for government subsidies under specific conditions, but the costs and amounts paid vary by facility.
  • A study conducted with 186 fertility preservation facilities revealed that about one-third of the expenses are shouldered by patients, highlighting the need for improved pricing and insurance options to ensure ongoing access to care.
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Article Synopsis
  • This study assessed the characteristics, treatments, and outcomes of patients receiving radiotherapy for bone metastases across 26 hospitals in Japan from December 2020 to March 2021.* -
  • Out of 232 patients enrolled, findings showed that 52% experienced pain relief within two months, with a notable overall survival rate of 70.2% at six months.* -
  • Key observations included that 59% of patients had spinal metastases, the biologically effective dose (BED) of radiation varied widely, and the incidence of severe adverse events was low, with no significant relationship between BED and pain relief.*
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Background: A useful biomarker for the efficacy of immune checkpoint inhibitors (ICIs) in advanced renal cell carcinoma (RCC) has not yet been established. This study aims to investigate whether inflammatory markers are associated with the efficacy of nivolumab plus ipilimumab therapy before and during treatment.

Methods: Data from patients with advanced clear cell RCC who received a combination treatment of nivolumab plus ipilimumab were retrospectively analyzed.

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We sought to identify potential evidence-practice gaps in palliative radiotherapy using quality indicators (QIs), previously developed using a modified Delphi method. Seven QIs were used to assess the quality of radiotherapy for bone metastases (BoM) and brain metastases (BrM). Compliance rate was calculated as the percentage of patients for whom recommended medical care was conducted.

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Background: Infective endocarditis (IE) caused by MRSA (methicillin-resistant Staphylococcus aureus) is associated with a high mortality rate. This study aimed to elucidate the characteristics of patients with MRSA-IE in Japan and identify the factors associated with prognosis.

Methods: This retrospective study included patients with a confirmed diagnosis of IE caused by MRSA, between January 2015 and April 2019.

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Background: Gastrointestinal stromal tumors (GISTs) are rare in young people and are often detected after becoming symptomatic or at an advanced stage. Herein, we report a case of complete reduction surgery for a substantially large malignant gastric GIST with multiple liver metastases in a young woman who successfully resulted in R0 surgery.

Case Presentation: An 18-year-old woman presented to our hospital with anorexia and vomiting, and was diagnosed with a 17 cm gastric GIST with transverse colon invasion and multiple liver metastases.

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How I do it: Sternocleidomastoid sparing approach for the right vertebral artery to common carotid artery transposition.

Acta Neurochir (Wien)

June 2024

Department of Neurosurgery, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama, 350-8550, Japan.

Background: Direct surgery is an important option to treat vertebral artery (VA) stenosis.

Method: A patient with symptomatic stenosis at the origin of the right VA underwent transposition of the right VA to the common carotid artery (CCA). Using the sternocleidomastoid sparing approach, the VA was anastomosed to the posterior wall of the CCA by twisting the CCA to expose its posterior wall to face the operative field.

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Marital status after colorectal surgery in familial adenomatous polyposis: a nationwide multicenter study in Japan.

Int J Clin Oncol

September 2024

Study Group for Familial Adenomatous Polyposis in the Japanese Society for Cancer of the Colon and Rectum, Sanbancho KS Building, 2 Sanbancho, Chiyoda-ku, Tokyo, 102-0075, Japan.

Article Synopsis
  • Patients with familial adenomatous polyposis (FAP) face both medical risks and social challenges, particularly related to marriage and childbirth after undergoing colorectal surgery.
  • A study of 161 Japanese patients showed that the overall marriage rate post-surgery (57.8%) was similar to that of the general Japanese population, but those unmarried before surgery had a low marriage rate (16.0%).
  • Factors like younger age and genetic testing significantly increased the likelihood of getting married post-surgery, and 71% of those who married after surgery went on to have successful pregnancies.
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A rare case of extremely low birth weight infant with Beckwith-Wiedemann syndrome.

Int J Surg Case Rep

June 2024

Department of Pediatric Surgery, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama 350-8550, Japan. Electronic address:

Article Synopsis
  • Beckwith-Wiedemann syndrome (BWS) is characterized by macroglossia, overgrowth, and abdominal wall defects, as highlighted in a case of an extremely low birth weight infant diagnosed three months after birth.*
  • The infant, delivered at 24 weeks, experienced abdominal wall issues and underwent surgery, but signs of BWS weren't recognized until later due to her critical condition and other management priorities.*
  • Early diagnosis of BWS is essential to address potential tumor risks, emphasizing the need for better awareness and screening practices among medical professionals for improved patient care.*
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Background: It is unknown how accurately the current Japanese classification system for neurodevelopmental delay based on the assessment with the Kyoto Scale of Psychological Development (KSPD) at toddlerhood and pre-school periods predicts cognitive impairment at school age.

Methods: This single-center retrospective cohort study enrolled infants born at 22-29 weeks of gestational age. At 18-24 months of corrected age and 3 years of age, the patients were categorized according to the current Japanese criteria for neurodevelopmental delay based on their overall developmental quotient calculated using the KSPD-2001.

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Article Synopsis
  • The study aimed to validate the Japanese Core Outcome Measures Index (COMI) for preoperative patients over 60 years old facing lumbar spine surgery due to conditions like lumbar spinal stenosis (LSS) and lumbar disk herniation (LDH).
  • Researchers examined the quality of life (QOL) using various assessment tools, including the COMI, and compared outcomes between patients with LSS and LDH.
  • Results indicated that patients with LDH faced significantly more difficulties in multiple QOL measures than those with LSS, emphasizing the need for tailored interventions to improve outcomes for these patients.
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  • The study classifies deficient DNA mismatch repair (dMMR) solid tumors into three categories: MLH1-hypermethylated tumors, Lynch syndrome (LS)-associated tumors, and Lynch-like syndrome (LLS)-associated tumors, with varying incidences and unclear pathogenic genes for LLS.
  • Researchers analyzed 3,609 tumors from nine different organs, assessing the loss of MMR proteins and performing both methylation and genetic tests, finding that 5.9% of these tumors were dMMR.
  • Results indicated that varying tumor types show different incidences of dMMR, with several somatic MMR gene variants identified in LLS tumors, highlighting the need for further studies on LLS genetics for better patient counseling
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Fronto-Cerebellar Diaschisis and Cognitive Dysfunction after Pontine Stroke: A Case Series and Systematic Review.

Biomedicines

March 2024

Department of Rehabilitation Medicine, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe 350-8550, Japan.

It is well known that cortical damage may affect cognitive functions, whereas subcortical damage, especially brainstem stroke, would be far less likely to cause cognitive decline, resulting in this condition being overlooked. Few studies have focused on cognitive dysfunction after a pontine stroke. Here, we begin with describing our nine new case reports of in-depth neuropsychological findings from patients with pontine stroke.

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Eliminating necrotic and infected tissues is crucial for limb salvage in patients with chronic limb-threatening ischemia (CLTI). However, extensive lesions that involve the midfoot frequently result in transtibial amputation, restricting ambulation and independent life. The Modified Pirogoff amputation, which includes a 90° rotation of the calcaneus and fixation with the tibia, has good functional outcomes in trauma cases.

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Prediction for the prognosis of diffuse axonal injury using automated pupillometry.

Clin Neurol Neurosurg

May 2024

Department of Emergency Medicine and Critical Care, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama 350-8550, Japan.

Objective: Previous studies have reported various predictive indicators of diffuse axonal injury (DAI), but no consensus has not been reached. Although the efficiency of automated pupillometry in patients with consciousness disorder has been widely reported, there are few reports of its use in patients with DAI. This study aimed to investigate the significance of pupillary findings in predicting the prognosis of DAI.

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Protocolized oxytocin infusion for elective cesarean delivery: a retrospective before-and-after study.

J Anesth

August 2024

Department of Obstetric Anesthesiology, Center for Maternal-Fetal and Neonatal Medicine, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama, 350-8550, Japan.

Purpose: To elucidate the clinical impact of the novel oxytocin protocol using a syringe pump with a stratified dose compared with the conventional practice of putting oxytocin into the bag.

Methods: This is a retrospective cohort study. We collected the data of the patients who underwent elective cesarean delivery under neuraxial anesthesia between June 2019 and May 2020.

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Purpose: This study evaluated the risk of metachronous colorectal cancer (CRC) after resection of index (first) rectal cancer in patients with Lynch syndrome (LS).

Methods: Clinicopathological data of patients with genetically proven LS were retrospectively analyzed in this multicenter Japanese study. The cumulative incidence of metachronous CRC and the overall survival were compared between patients with index rectal cancer (rectal group) and those with index colon cancer (colon group).

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Antimicrobial therapy and outcome of methicillin-resistant Staphylococcus aureus endocarditis: A retrospective multicenter study in Japan.

J Infect Chemother

September 2024

Division of Clinical Infectious Diseases, School of Medicine, Jichi Medical University, 3311-1, Yakushiji, Shimotsuke, Tochigi, 329-0498, Japan.

Article Synopsis
  • MRSA infective endocarditis (IE) has a high risk of complications and death, prompting a study to analyze patient data from Japan focusing on treatment and outcomes.
  • The study involved 64 patients with MRSA-IE, revealing a high mortality rate of 28.1% at 30 days and 45.3% during hospitalization, with glycopeptides being the most commonly used initial treatment.
  • While the choice of antibiotic therapy (glycopeptide, daptomycin, linezolid) did not significantly affect prognosis, further research is needed to identify the best first-line treatments for MRSA-IE.
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Purpose: Ultrasound performed after extubation has been suggested to be useful for the diagnosis of recurrent laryngeal nerve (RLN) paralysis. However, the use of ultrasound for this purpose before extubation has not been examined. The aim of this study was to examine the versatility (interrater reliability) and usefulness of ultrasound for evaluating the movement of vocal cords before extubation.

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Background: Most cases of traumatic injury during pregnancy involve blunt trauma, with penetrating trauma being uncommonly rare. In glass shard injuries, fragments often penetrate deeply, and multiple injuries may occur simultaneously; attention must be paid to the possibility of organ injury from the residual fragments. However, no case of this occurring during pregnancy has been reported yet.

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