Publications by authors named "N Hirahara"

Background: Inguinal hernia develops as one of the common complications after robotic or laparoscopic radical prostatectomy (RP). Transabdominal preperitoneal patch plasty (TAPP) for an inguinal hernia after RP is difficult to perform due to postoperative severe adhesions in the preperitoneal cavity. We have introduced a high peritoneal incision approach (HPIA) in TAPP for inguinal hernia patients in whom peritoneal dissection is difficult due to severe adhesions after RP.

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Periodontitis is a common chronic infection and is associated with cardiovascular disease. This study evaluated whether basic oral care for periodontal disease could improve endothelial function in patients with acute coronary syndrome (ACS).This study enrolled 54 patients with acute coronary syndrome admitted to Kagoshima City Hospital and who had undergone percutaneous coronary intervention.

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Article Synopsis
  • - The study focuses on the use of minimally invasive surgical techniques for treating esophageal cancer, particularly highlighting the inflatable mediastinoscopic method and its modifications to reduce surgical trauma.
  • - A retrospective analysis of patients undergoing these techniques at a specific hospital showed that all surgeries were successful without needing to convert to open surgery, and there were no major differences in operation times or complications between the original and modified methods.
  • - The modified approach allowed for better mobilization of the esophagus in more patients, indicating it may offer improved outcomes while still being a safe and effective procedure.
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Objectives: This study aimed to quantify the submandibular gland in suppurative sialadenitis, primary Sjögren's syndrome (pSS) and radiation-induced sialadenitis using the apparent diffusion coefficient (ADC) for differential diagnosis.

Subjects And Methods: This retrospective study included 16 patients with suppurative sialadenitis (n = 9), pSS (n = 3) and radiation-induced sialadenitis (n = 4) who underwent magnetic resonance imaging between June 2006 and May 2022. The ADC of the submandibular glands in each state was calculated, and the differences were analysed using a one-way analysis of variance and Tukey's post hoc test.

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Article Synopsis
  • Nasopalatine duct cysts are often hard to detect in panoramic radiographs due to obstructive shadows, making sensitive detection crucial in clinical settings.
  • The study involved developing a trained deep learning model using panoramic radiographs and CT images from 115 patients with cysts, comparing them to 230 control patients without cysts.
  • Using deep learning techniques like pretrained-LeNet and pretrained-VGG16, the model achieved accuracy rates of 85.3% and 88.0%, respectively, demonstrating its potential to help detect these cysts more effectively during imaging.
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