Hiroya Akabori

ORCID: 0000-0003-2582-5714
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About
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Research Areas
  • Gastric Cancer Management and Outcomes
  • Gastrointestinal Tumor Research and Treatment
  • Metastasis and carcinoma case studies
  • Intraperitoneal and Appendiceal Malignancies
  • Heart Rate Variability and Autonomic Control
  • Sepsis Diagnosis and Treatment
  • Immune Response and Inflammation
  • Pancreatic and Hepatic Oncology Research
  • Appendicitis Diagnosis and Management
  • Thyroid and Parathyroid Surgery
  • Colorectal Cancer Surgical Treatments
  • Diverticular Disease and Complications
  • Bariatric Surgery and Outcomes
  • Gastrointestinal disorders and treatments
  • Anorectal Disease Treatments and Outcomes
  • Neuroscience of respiration and sleep
  • Cancer Research and Treatments
  • Diet and metabolism studies
  • Pancreatitis Pathology and Treatment
  • MRI in cancer diagnosis
  • Breast Lesions and Carcinomas
  • Hemoglobin structure and function
  • Neurofibromatosis and Schwannoma Cases
  • Infectious Aortic and Vascular Conditions
  • S100 Proteins and Annexins

Shiga University of Medical Science
2009-2024

National Hospital Organization
2018-2024

Osaka Minami Medical Center
2019-2021

University of Alabama at Birmingham
2009

Although 17beta-estradiol (E2) is reported to improve the inflammatory response after trauma-hemorrhage (T-H), it remains unknown whether E2 plays any role in central nervous system T-H. Microglial cells, resident macrophages, are thought play a exacerbating cell-mediated inflammation. We hypothesized that T-H up-regulates microglial brain, and produces anti-inflammatory effects via negative regulation of cells. Male Sprague-Dawley rats were subjected sham operation (cannulation plus...

10.1097/shk.0b013e3181b0ebcb article EN Shock 2009-12-08

To evaluate the role of transient receptor potential vanilloid 1 (TRPV1) in a rat hemorrhagic shock (HS) model using TRPV1 antagonist, capsazepine (CPZ).TRPV1, distributed within sensory nerve, plays regulation cardiovascular functions. may be involved responses to HS.Male rats were anesthetized and HS was induced with mean arterial pressure (MAP) at 30 mm Hg for 90 minutes. CPZ (5.0 micromol/kg) administered minutes after induction, 24-hour survival rates assessed. The MAP, heart rate, shed...

10.1097/01.sla.0000255577.80800.e1 article EN Annals of Surgery 2007-05-21

Endotoxin scattering photometry (ESP) is a novel Limulus amebocyte lysate (LAL) assay that uses laser light-scattering particle-counting method. In the present study, we compared ESP, standard turbidimetric LAL assay, and procalcitonin for evaluation of sepsis after emergency gastrointestinal surgery. A total 174 samples were collected from 40 adult patients undergoing surgery 10 with colorectal cancer elective as nonseptic controls. Plasma endotoxin levels measured ESP plasma assessed...

10.1097/shk.0000000000000056 article EN Shock 2013-10-02

Pancreatic ductal adenocarcinoma, which represents 90% of pancreatic cancers, is one the most lethal and aggressive malignancies. Operative resection remains only treatment providing prolonged survival, however, recurrence adenocarcinoma occurs in up to 80% patients with cancer within 2 years a potential curative resection. There are few reports carcinoma (primary second cancer) remnant pancreas after pancreatectomy. A 52-year-old woman underwent distal pancreatectomy for September 2004....

10.1186/1477-7819-12-224 article EN cc-by World Journal of Surgical Oncology 2014-01-01

Lymphoepithelial cyst (LEC) of the pancreas is a rare benign tumor. LEC with sebaceous glands extremely rare, and its histogenesis remains unclear. We present 66-year-old man an incidental finding cystic lesion at neck pancreas. Pancreatic juice cytology results elevated serum carbohydrate antigen 19-9 Dupan-2 levels indicated that was potential adenocarcinoma. Therefore, pancreaticoduodenectomy performed. Macroscopically, tumor unilocular thin transparent wall, filled soft yellow material....

10.1186/s40792-016-0228-4 article EN cc-by Surgical Case Reports 2016-09-15

e12014 Background: The objective of this study was to compare the potential advantages harmonic scalpel with those electrocautery for axillary lymph node dissection in breast surgery. Methods: A prospective randomized procedures performed between March 2011 and September 2012 conducted. Primary cancer patients node-positive status (n = 25) were randomly assigned (group A, n 13) or B, 12) groups.The underwent breast-conservation surgery mastectomy a level I II dissection, which by one...

10.1200/jco.2013.31.15_suppl.e12014 article EN Journal of Clinical Oncology 2013-05-20

Abstract Visceral adipose tissue plays a key role in the inflammation, inducing metabolic dysfunction. The culturing system of major components, adipocytes and dipose t issue m acrophages (ATM) have been improved up to date, for example, ceiling culture system, three-dimensional collagen gels membrane mature adipocyte aggregate cultures (MAAC). Here we applied novel 3D device, cellbed human omental with ATM derived from surgery presented first morphological report. pilot study has limitation...

10.1101/2024.09.16.613269 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2024-09-16

Abdominal surgery uses various energy devices for vessel sealing, tissue dissection, and detachment. Currently, Acrosurg Revo® (Nikkiso Co., Ltd., Tokyo, Japan), a novel device using microwaves, has been developed use in laparoscopic surgery. This report describes the early clinical experience of this two cases Case 1 was 64-year-old woman who underwent abdominal incisional hernia repair. 2 56-year-old man with diagnosis ascending sigmoid colon cancer right hemicolectomy colectomy D3...

10.1016/j.ijscr.2020.12.063 article EN International Journal of Surgery Case Reports 2020-12-25

右胃大網動脈グラフトによる冠動脈バイパス術後の膵頭十二指腸切除術を経験したので報告する.症例は67歳,男性.1年前に陳旧性心筋梗塞を発症し3枝病変に対して当院心臓血管外科で右胃大網動脈グラフトによる冠動脈バイパス術が施行された.術後経過観察で腹部造影CTを撮像したところ,肝内胆管の拡張を指摘され,当科紹介となった.下部胆管癌の診断で,胃十二指腸動脈,右胃大網動脈による亜全胃温存膵頭十二指腸切除術を施行した.術中,グラフトの血流はドップラーで確認しつつ,グラフトの背側で胃空腸吻合を行った結果,グラフト血流低下を防ぎ得た.術後もグラフトの血流は良好であった.術後膵液瘻が発生したが,保存的治療で改善し,術後34日目に退院となった.

10.4030/jjcs.39.979 article EN Nihon Gekakei Rengo Gakkaishi (Journal of Japanese College of Surgeons) 2014-01-01

Abstract The incidence of rectal cancer with a pelvic abscess is rare; hence, treatment strategies are difficult because both malignant and infectious inflammation need to be addressed. Here, we report the case 53-year-old man diagnosed accompanied by abscess. We performed transrectal drainage abscess, transanal tube was inserted into cavity. His symptoms rapidly improved, computed tomography showed that had disappeared. Six weeks after drainage, radical laparoscopic Hartmann’s procedure...

10.1093/jscr/rjac284 article EN cc-by-nc Journal of Surgical Case Reports 2022-06-01

症例は56歳,男性.胆嚢結石症に対して腹腔鏡下胆嚢摘出術を施行した.術後3日目以降も心窩部痛と発熱が持続し,TAZ/PIPCを投与したが改善せず,CTおよび腹部超音波検査で感染性肝嚢胞と診断した.術後10日目に超音波誘導下に経皮経肝膿瘍ドレナージを施行し,白色膿性排液を50ml吸引し,ドレーンを留置した.嚢胞内容液および血液の細菌培養検査では有意な病原体の発育は認めなかった.ドレナージ後は胆汁流出もなく速やかに症状は改善し,術後24日目に退院となった.肝嚢胞は日常の診療で遭遇する機会が多く,無症状で経過することがほとんどであるが,稀に手術後に感染をきたすという報告がある.自験例では,胆嚢に手術操作が加わることによって,胆嚢炎の起炎菌が周囲の静脈を介して経門脈的に肝嚢胞に波及したと推察した.胆嚢炎を併発している患者の胆嚢摘出後には,肝嚢胞の感染の発症を考慮しておく必要があると思われた.

10.3919/jjsa.77.148 article JA Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 2016-01-01
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