Publications by authors named "N ISHIDA"

Background: The purpose of this study was to compare outcomes and adverse events between three-dimensional conformal radiation therapy (3D-CRT) and intensity-modulated radiation therapy (IMRT) in patients undergoing long-course neoadjuvant radiation therapy (NA-RT) for locally advanced rectal adenocarcinoma (LARC).

Methods: We retrospectively analyzed a total of 47 consecutive patients who received NA-RT for LARC between January 2011 and September 2022. Seven and 40 patients were diagnosed with clinical stages II and III, respectively.

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  • The study examined the prevalence and characteristics of long COVID among patients hospitalized during the first three waves of COVID-19 in Japan.
  • Significant differences were found in patients' baseline health and outcomes, with those hospitalized in the first wave showing a higher incidence of long COVID symptoms, particularly dyspnoea.
  • The findings highlight the importance of ongoing monitoring and support for long COVID in patients, especially for those affected during the initial wave of the pandemic.
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  • This study investigates esophageal squamous cell carcinoma (ESCC) by examining its occurrence in both longitudinal and circumferential positions, focusing on lesions removed via endoscopic submucosal dissection (ESD).
  • Researchers analyzed 193 ESCC lesions and found that the anterior wall of the esophagus had smaller median tumor sizes and a higher proportion of early-stage, superficial lesions compared to other locations.
  • Despite being less common, lesions on the anterior wall were more likely to be small and only invade the epithelial layer, indicating unique characteristics compared to lesions in other positions.
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Background: Ulcerative colitis (UC) causes extensive ulceration attributable to intestinal inflammation. This study investigated the effect of past extensive ulcers (PEUs) on fecal calprotectin (FC).

Methods: This retrospective, single-center, observational study included patients with UC with a Mayo endoscopic subscore of 0.

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