Hiroki Moriuchi

ORCID: 0000-0002-3113-3119
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About
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Research Areas
  • Aortic Disease and Treatment Approaches
  • Breast Cancer Treatment Studies
  • Infective Endocarditis Diagnosis and Management
  • Gastric Cancer Management and Outcomes
  • Cardiac Valve Diseases and Treatments
  • Cancer Treatment and Pharmacology
  • Cardiac Structural Anomalies and Repair
  • Advanced Breast Cancer Therapies
  • Aortic aneurysm repair treatments
  • Colorectal Cancer Treatments and Studies
  • Biliary and Gastrointestinal Fistulas
  • Gastrointestinal disorders and treatments
  • Hernia repair and management
  • Congenital Heart Disease Studies
  • Vascular anomalies and interventions
  • Colorectal and Anal Carcinomas
  • Esophageal and GI Pathology
  • Colorectal Cancer Surgical Treatments
  • Eosinophilic Esophagitis
  • Cardiac, Anesthesia and Surgical Outcomes
  • Liver physiology and pathology
  • Gallbladder and Bile Duct Disorders
  • Cancer Diagnosis and Treatment
  • Coronary Artery Anomalies
  • Vascular Procedures and Complications

Okinawa Prefecture
2025

Seirei Hamamatsu General Hospital
2020-2023

National Sagamihara Hospital
2015-2022

Hamamatsu University School of Medicine
2021

Nagasaki Rousai Hospital
2018

Sasebo City General Hospital
2016-2017

National Hospital Organization
2009-2013

Nagasaki University
1980-2009

Hamamatsu Medical Center
2005-2009

Mitsuwadai General Hospital
1998

Abstract In patients with Leriche syndrome and coronary artery disease, the operative strategy is very important because internal thoracic (ITA) often provides collateral blood flow to lower extremities. A 65-year-old man diabetes mellitus was admitted heart failure bilateral claudication. We successfully performed endovascular therapy(EVT) for aortoiliac occlusive followed by minimally invasive bypass grafting(MICS-CABG) ischaemic disease. Postoperative course uneventful. This first report...

10.1093/icvts/ivaf008 article EN cc-by Interdisciplinary CardioVascular and Thoracic Surgery 2025-01-22

To investigate the relationship between spiculated masses at mammography and marginal adipose tissue invasion histologic examination.The institutional review board approved this retrospective study, requirement to obtain informed consent was waived. A total of 478 patients with invasive breast cancer who underwent surgery 1999 2009 were included in study. Clinical-pathologic findings from on mammograms compared those without by using logistic regression models, Cox proportional hazards...

10.1148/radiol.2015142191 article EN Radiology 2015-10-12

Distal gastrectomy with lymph node dissection is the standard treatment for gastric cancer. Remnant necrosis after distal very rare and fatal complication. A-78-year-old male diagnosed advanced cancer underwent dissection. Postoperative remnant occurred following splenic infarction. There was thought to be an insufficient blood supply due along proximal artery during initial surgery. Non-contrast abdominal computed tomography did not reveal any in stomach. An endoscopic examination confirmed...

10.1016/j.ijscr.2013.03.034 article EN International Journal of Surgery Case Reports 2013-01-01

Abstract Background Interactions between adipocyte and breast cancer (BC) cells have yet to be fully elucidated. Here we investigated the prognostic impact of marginal adipose tissue invasion in both luminal (HR+/HER2-) triple-negative (TNBC) (HR−/HER2-). Methods A total 735 patients with early-stage invasive BC (1999–2014) were retrospectively registered. Median length patient follow-up was 8.9 years. Survival curves calculated using a Kaplan-Meier cumulative survival plot. The difference...

10.1186/s12885-021-08147-2 article EN cc-by BMC Cancer 2021-04-20

Deep femoral artery aneurysms (DFAA) are extremely rare. We treated four DFAAs with different procedures including surgical, endovascular, and hybrid surgery. The best treatment should be selected for each individual case.

10.1002/ccr3.7853 article EN cc-by Clinical Case Reports 2023-08-28

The study aimed to determine the association between cytotoxin-associated gene product (CagA), serum gastrin and pepsinogen levels in Japanese children infected with Helicobacter pylori. Three hundred were enrolled study. H. pylori infection was assessed using an enzyme-linked immunosorbent assay, CagA status immunoblotting. Serum concentrations measured by radioimmunoassay. seroprevalence 12.3% (37/300) identified 28/37 pylori-seropositive (75.7%). I II significantly higher...

10.1177/147323000303100401 article EN Journal of International Medical Research 2003-08-01

Abstract Recently, several centers have performed total arch replacement using the fenestrated frozen elephant trunk technique for acute Stanford type‐A aortic dissection. However, long‐term results and need additional treatment following this procedure are unclear. We report a case of 54‐year‐old man who underwent endovascular therapy endoleaks after dissection with an isolated left vertebral artery. After surgery, endoleak was resolved, patient asymptomatic no neurological deficits. This...

10.1002/ccr3.6595 article EN cc-by Clinical Case Reports 2022-11-01

胆嚢炎波及による十二指腸球部狭窄の1例を経験した.症例は72歳,女性.嘔吐を主訴に紹介され,上部消化管内視鏡検査で十二指腸球部前壁に易出血性の腫瘤と狭窄を認めた.腹部CTでは胆嚢壁が全周性肥厚し十二指腸球部との境界が不明瞭で,また胆嚢周囲に腹膜播種を疑う小結節がみられた.以上より胆嚢癌の十二指腸浸潤を疑った.術前は根治切除の可能性は低いと考え胃空腸吻合術を予定したが,術中迅速病理で胆嚢が癒着した壁側腹膜および大動脈周囲リンパ節に悪性所見を認めなかったため,肝床切除兼膵頭十二指腸切除術を施行した.切除標本の病理組織診断でも悪性所見なく,胆嚢と十二指腸球部に炎症細胞浸潤,膿瘍ならびに肉芽腫形成を認め,慢性胆嚢炎の十二指腸への波及に伴う球部狭窄と診断された.時として胆嚢炎と胆嚢癌の鑑別に難渋することがあるが,十二指腸狭窄をきたすほどの胆嚢炎の報告例は稀であるため報告する.

10.3919/jjsa.67.1375 article EN Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 2006-01-01

Key Clinical Message Acute valve thrombosis after bioprosthetic aortic replacement even under anticoagulation therapy is extremely rare. Cardiac computed tomography a powerful imaging tool to detect thrombosis, and surgery necessary in case of unstable hemodynamics.

10.1002/ccr3.7973 article EN cc-by Clinical Case Reports 2023-09-27

はじめに:進行直腸癌に対する術前化学放射線療法(chemoradiation therapy;以下,CRT)の成績および効果について検討した.方法:当院で術前CRTを施行した進行直腸癌28例(1991年1月~2004年10月)と手術単独74例(1997年1月~2003年12月)を対象とした.いずれの群も臨床病期はstage II~III期例で,CRT群は放射線照射計40 Gyおよび主に5-FU系をベースとした抗がん剤を4週間投与後,約2週間後に手術施行を基本とした.結果:それぞれ累積5年生存率73.2% vs. 67.5%(n.s.),累積5年局所再発率11.1% 32.9%(p<0.05)とCRT群で良好な局所制御が得られた.術後遠隔転移率はそれぞれ21.4%...

10.5833/jjgs.42.238 article JA The Japanese Journal of Gastroenterological Surgery 2009-01-01

One-stage curative surgical resection for obstructive colon cancer is challenging. Self-expandable metallic stents (SEMSs) are known as an alternative treatment used to avoid emergency operation. We aimed evaluate the significance of SEMS placement a bridge surgery and outcomes elective A consecutive 20 patients with undergoing between June 2014 February 2016 were included. The technical placement, procedures, evaluated retrospectively. Among them, 2 treated palliatively, others surgery. All...

10.9738/intsurg-d-17-00024.1 article EN International Surgery 2017-01-01

症例は63歳,女性.主訴:右上腹部痛.腹部CTにて十二指腸背側に後腹膜気腫像を認め,十二指腸穿孔による急性腹症の診断にて同日緊急手術を行った.術中所見にて十二指腸憩室穿孔を認めた.憩室穿孔部を大網にて被覆し十二指腸減圧チューブを留置した.術後に再穿孔をきたしたが,十二指腸減圧チューブからの持続ドレナージにて治癒した.十二指腸憩室穿孔はまれで診断および治療法選択に苦慮するが,術後合併症を考えた適切な治療法の選択が重要と考えられた.

10.3919/jjsa.72.371 article Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 2011-01-01

Survival of patients with breast cancer can be prolonged by treatment drugs, particularly new molecular-targeted drugs. However, these agents expensive and such treatments "an economic burden." In this ongoing trial, we aim to assess the usefulness ChemoCalc, a software package for calculating drug costs, help understand financial outlays. multicenter, randomized controlled phase 2 106 advanced will assigned either "ChemoCalc" or "Usual Explanation" group. Treatment using ChemoCalc discussed...

10.1016/j.conctc.2021.100739 article EN cc-by Contemporary Clinical Trials Communications 2021-02-11

CA19-9産生脾嚢胞で極めて稀な破裂症例を経験したので報告する.症例は15歳の男性.2004年12月より脾嚢胞の診断で経過観察されていた.2008年9月,腹部打撲直後より腹痛出現し緊急入院した.入院時血中CA19-9は1,044U/mlと上昇していた.腹部CTで,虚脱した脾嚢胞と多量の腹水が認められ,脾嚢胞破裂の診断で緊急手術を行った.手術は開腹下に脾嚢胞天蓋切除・嚢胞底焼灼術を行った.腹水および嚢胞内容液は茶褐色でCA19-9は419×104U/mlと異常高値を示したが,細胞診は陰性であった.組織学的にはCA19-9免疫染色で強陽性に染色された扁平様上皮に覆われた良性の真性嚢胞と診断された.手術後,血中CA19-9は基準値内に復した.術後再発は認めていないが,長期成績の報告は少ないため今後も経過観察が必要と考えられた.

10.3919/jjsa.71.1043 article JA Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 2010-01-01

Sinus of Valsalva aneurysm is a rare disease characterized by the partial elevation aortic root. Few reports are available on surgical treatment for infants. We report repair an extremely case sinus defect with ventricular septal and right outflow tract stenosis in infant. It was not aneurysm, but it exhibited abnormal bulging root forming aneurysm-like cavity within myocardium. performed direct closure cavities intracardiac two stages. Three years after total repair, patient remained...

10.1111/jocs.15451 article EN Journal of Cardiac Surgery 2021-02-24

Abstract Background Left ventricular (LV) pseudo-false aneurysm is a rare and fatal complication secondary to myocardial infarction. Sometimes, it may perforate the right ventricle (RV) lead acute heart failure. We experienced 2 cases of surgical repair an LV perforating RV. Case presentation 1: A 76-year-old man was referred our hospital due dyspnea. Echocardiography revealed (25 mm × 20 mm) that had perforated Via incision, two small orifices communicating RV were detected closed by direct...

10.1186/s44215-023-00108-4 article EN cc-by General Thoracic and Cardiovascular Surgery Cases 2023-08-29

In experiments using rabbits, the pupil on side of irritative inner ear lesion showed dilatation, and that paretic constriction. clinical observation patients with unilateral diseases (134 cases), anisocoria was recognized in 54.5%. 68.5% these, induced after applying a drop neosynephrine. The size affected smaller 65.8% than healthy side. Anisocoria lesions is believed to be due vestibulo-sympathetic imbalance through superior cervical sympathetic ganglion.

10.1159/000275495 article EN ORL 1980-01-01

A 70-year-old male was brought to our hospital because of an accident. He showed a shock signs such as hypotension and respiratory disturbance in the early stage, despite other traumatic injury being absent thoracoabdominal region. diagnosed having trumatic left diaphragmatic hernia applying with multiple fractures extremities splenic rupture, by roentogenographic examinations. Emergency laparotomy carried out. The affected organs, stomach, ometum, transverse colon spleen were returned...

10.3919/jjsa.59.1277 article EN Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 1998-01-01
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