- Endoscopic ultrasound-guided drainage for an abscess cavity
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Okuno N, Hara K, Mizuno N, Haba S, Kuwahara T, Kuraishi Y, Yanaidani T, Ishikawa S, Yasuda T, Yamada M, Fukui T
- KMID: 2534795
- Int J Gastrointest Interv.
- 2022 Oct;11(4):160-167.
- doi: 10.18528/ijgii220051
Endoscopic ultrasound (EUS)-guided interventions, including EUS-guided biliary drainage and EUS-guided cystic drainage, are now well developed and in widespread use. Intraperitoneal abscess requires drainage because mortality associated with an undrained... -
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- Forward viewing liner echoendoscopy for therapeutic interventions
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Hara K, Okuno N, Haba S, Kuwahara T
- KMID: 2553752
- Clin Endosc.
- 2024 Mar;57(2):175-180.
- doi: 10.5946/ce.2023.271
Therapeutic endoscopic ultrasonography (EUS) procedures using the forward-viewing convex EUS (FV-EUS) have been reviewed based on the articles reported to date. The earliest reported procedure is the drainage of pancreatic... -
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- Risks of transesophageal endoscopic ultrasonography-guided biliary drainage
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Okuno N, Hara K, Mizuno N, Hijioka S, Kuwahara T, Tajika M, Tanaka T, Ishihara M, Hirayama Y, Onishi S, Niwa Y
- KMID: 2376916
- Gastrointest Interv.
- 2017 Mar;6(1):82-84.
- doi: 10.18528/gii.170008
SUMMARY OF EVENT: Pneumoderma, mediastinal emphysema, and bilateral pneumothorax were developed in the patient who had undergone transesophageal endoscopic ultrasonography-guided rendezvous technique. Chest drainage was performed immediately. TEACHING POINT: Transesophageal approach... -
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- Endoscopic necrosectomy through a self-expandable metallic stent placed percutaneously for walled-off pancreatic necrosis
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Sato Y, Hara K, Okuno N, Murata S, Hasegawa T, Morinaga H, Kimbara Y, Imai Y, Yamaura H, Inaba Y
- KMID: 2504604
- Int J Gastrointest Interv.
- 2020 Jul;9(3):128-131.
- doi: 10.18528/ijgii200015
Walled-off pancreatic necrosis (WOPN) is defined as encapsulated necrotic tissue after severe acute pancreatitis. Treatment strategies for WOPN can be challenging. Although open surgical necrosectomy is the standard treatment for... -
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- Endoscopic ultrasound-guided portal vein coiling: troubleshooting interventional endoscopic ultrasonography
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Haba S, Hara K, Mizuno N, Kuwahara T, Okuno N, Miyano A, Fumihara D, Elshair M
- KMID: 2529970
- Clin Endosc.
- 2022 May;55(3):458-462.
- doi: 10.5946/ce.2021.114
Endoscopic ultrasound (EUS)-guided hepaticogastrostomy (HGS) is widely performed not only as an alternative to transpapillary biliary drainage, but also as primary drainage for malignant biliary obstruction. For anatomical reasons, this... -
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- Refractory benign biliary stricture due to chronic pancreatitis in two patients treated using endoscopic ultrasound-guided choledochoduodenostomy fistula creation: case reports
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Ishikawa S, Okuno N, Hara K, Mizuno N, Haba S, Kuwahara T, Kuraishi Y, Yanaidani T
- KMID: 2551201
- Clin Endosc.
- 2024 Jan;57(1):122-127.
- doi: 10.5946/ce.2022.149
Benign biliary stricture (BBS) is a complication of chronic pancreatitis (CP). Despite endoscopic biliary stenting, some patients do not respond to treatment, and they experience recurrent cholangitis. We report two... -
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- Stent-graft placement for treatment of massive hemobilia caused by porto-biliary fistula
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Takahashi , Sato Y, Hara K, Okuno N, Dejima I, Murata S, Hasegawa T, Chatani S, Onaya H, Inaba Y
- KMID: 2464709
- Int J Gastrointest Interv.
- 2019 Oct;8(4):168-170.
- doi: 10.18528/ijgii190005
Proton beam therapy is a type of radiation therapy and a promising modality for cancer management because it involves few adverse effects and high therapeutic efficacy. However, there are reports... -
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- Endoscopic ultrasound-guided hepaticogastrostomy by puncturing both B2 and B3: a single center experience
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Elshair M, Hara K, Okuno N, Haba S, Kuwahara T, Bakr A, Elshafei A, Abu-Amer MZ
- KMID: 2558112
- Clin Endosc.
- 2024 Jul;57(4):542-546.
- doi: 10.5946/ce.2022.209
Endoscopic ultrasound-guided hepaticogastrostomy (EUS-HGS) through ducts B2 or B3 is effective in most patients with biliary obstruction, because B2 and B3 commonly join together. However, in some patients, B2 and... -
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- Safety of endoscopic ultrasound-guided hepaticogastrostomy in patients with malignant biliary obstruction and ascites
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Yasuda T, Hara K, Mizuno N, Haba S, Kuwahara T, Okuno N, Kuraishi Y, Yanaidani T, Ishikawa S, Yamada M, Fukui T
- KMID: 2553762
- Clin Endosc.
- 2024 Mar;57(2):246-252.
- doi: 10.5946/ce.2023.075
Background/Aims: Endoscopic ultrasound (EUS)-guided hepaticogastrostomy (EUS-HGS) is useful for patients with biliary cannulation failure or inaccessible papillae. However, it can lead to serious complications such as bile peritonitis in patients... -
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- Safety and feasibility of opening window fistulotomy as a new precutting technique for primary biliary access in endoscopic retrograde cholangiopancreatography
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Kuraishi Y, Hara K, Haba S, Kuwahara T, Okuno N, Yanaidani T, Ishikawa S, Yasuda T, Yamada M, Mizuno N
- KMID: 2544572
- Clin Endosc.
- 2023 Jul;56(4):490-498.
- doi: 10.5946/ce.2022.130
Background/Aims: Post-endoscopic retrograde cholangiopancreatography pancreatitis (PEP) is the most common and serious complication of endoscopic retrograde cholangiopancreatography. To prevent this event, a unique precutting method, termed opening window fistulotomy, was... -
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- Percutaneous transsplenic obliteration of ectopic varices following pancreaticoduodenectomy with portal vein resection and splenic vein ligation
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Chatani S, Sato Y, Okuno N, Hasegawa T, Murata S, Yamaura H, Hara K, Shimizu Y, Inaba Y
- KMID: 2515520
- Int J Gastrointest Interv.
- 2021 Apr;10(2):77-80.
- doi: 10.18528/ijgii200043
Left-sided portal hypertension following pancreaticoduodenectomy (PD) with portal vein resection and splenic vein ligation may cause ectopic variceal formation, potentially resulting in life-threatening bleeding. We report of a 79-year-old male... -
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- The role of needle-based confocal laser endomicroscopy in the diagnosis of pancreatic neuroendocrine tumors
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Yamada M, Hara K, Mizuno N, Haba S, Kuwahara T, Okuno N, Kuraishi Y, Yanaidani T, Ishikawa S, Yasuda T, Fukui T
- KMID: 2555901
- Clin Endosc.
- 2024 May;57(3):393-401.
- doi: 10.5946/ce.2023.068
Background/Aims: Endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA) is a highly accurate method for diagnosing pancreatic neuroendocrine tumors (PNETs); however, some PNETs are difficult to diagnose. Recently, the efficacy of needle-based confocal... -
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- Utility of Forward-View Echoendoscopy for Transcolonic Fine-Needle Aspiration of Extracolonic Lesions: An Institutional Experience
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Thinrungroj N, Hara K, Mizuno N, Kuwahara T, Okuno N
- KMID: 2500906
- Clin Endosc.
- 2020 Jan;53(1):60-64.
- doi: 10.5946/ce.2019.081
Background/Aims: Non-invasive tissue sampling from the lower intra-abdominal and pelvic cavity is challenging. The role of endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA) in this situation is not well-established because of the... -
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- Clinical utility of endoscopic ultrasound-guided tissue acquisition for comprehensive genomic profiling of patients with biliary tract cancer, especially with intrahepatic cholangiocarcinoma
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Yanaidani T, Hara K, Okuno N, Haba S, Kuwahara T, Kuraishi Y, Mizuno N, Ishikawa S, Yamada M, Yasuda T
- KMID: 2555900
- Clin Endosc.
- 2024 May;57(3):384-392.
- doi: 10.5946/ce.2023.139
Background/Aims: Endoscopic ultrasound-guided tissue acquisition (EUS-TA) is a standard diagnostic method for biliary tract cancer (BTC), and samples obtained in this manner may be used for comprehensive genomic profiling (CGP).... -
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- Clinical utility of endoscopic ultrasound-guided tissue acquisition for comprehensive genomic profiling of pancreatic cancer
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Okuno N, Hara K, Mizuno N, Haba S, Kuwahara T, Kuraishi Y, Fumihara D, Yanaidani T
- KMID: 2540740
- Clin Endosc.
- 2023 Mar;56(2):221-228.
- doi: 10.5946/ce.2022.086
Background/Aims: Endoscopic ultrasound-guided tissue acquisition (EUS-TA) is essential for the diagnosis of pancreatic cancer. The feasibility of comprehensive genomic profiling (CGP) using samples obtained by EUS-TA has been under recent... -
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- Safety and efficacy of novel oblique-viewing scope for B2-endoscopic ultrasound-guided hepaticogastrostomy
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Ishikawa S, Hara K, Okuno N, Mizuno N, Haba S, Kuwahara T, Kuraishi Y, Yanaidani T, Yamada M, Yasuda T, Fukui T, Kumagi T, Hiasa Y
- KMID: 2558110
- Clin Endosc.
- 2024 Jul;57(4):527-533.
- doi: 10.5946/ce.2023.129
Background/Aims: Endoscopic ultrasound (EUS)-guided hepaticogastrostomy (EUS-HGS) performed at the intrahepatic bile duct segment 3 (B3) is widely used for biliary drainage. Although performing post-puncture procedures is easier in the intrahepatic... -
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- Outcomes of Endoscopic Ultrasound-Guided Biliary Drainage in Patients Undergoing Antithrombotic Therapy
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Okuno N, Hara K, Mizuno N, Haba S, Kuwahara T, Koda H, Tajika M, Tanaka T, Onishi S, Yamada K, Miyano A, Fumihara D, Elshair M
- KMID: 2518864
- Clin Endosc.
- 2021 Jul;54(4):596-602.
- doi: 10.5946/ce.2020.194
Background/Aims: The Japan Gastroenterological Endoscopy Society (JGES) has published guidelines for gastroenterological endoscopy in patients undergoing antithrombotic treatment. These guidelines classify endoscopic ultrasound-guided biliary drainage (EUS-BD) as a high-risk procedure.... -
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- Utility of forward-view endoscopic ultrasound in fine-needle aspiration in patients with a surgically altered upper gastrointestinal anatomy
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Bakr A, Hara K, Elshair M, Haba S, Kuwahara T, Okuno N, Fumihara D, Yanaidani T, Zaky S, Omar H
- KMID: 2542464
- Clin Endosc.
- 2023 May;56(3):367-374.
- doi: 10.5946/ce.2021.238
Background/Aims: Endoscopic ultrasound (EUS)-guided fine-needle aspiration (FNA) using oblique-view EUS in patients with a surgically altered anatomy (SAA) of the upper gastrointestinal tract is limited because of difficult scope insertion... -
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- Preoperative flexion contracture is a predisposing factor for cartilage degeneration at the patellofemoral joint after open wedge high tibial osteotomy
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Otsuki S, Ikeda K, Wakama H, Okuno N, Okamoto Y, Okayoshi T, Miyamoto Y, Neo M
- KMID: 2512212
- Knee Surg Relat Res.
- 2020 Dec;32(4):e55.
- doi: 10.1186/s43019-020-00063-2
Purpose: The purpose of the study was to determine the effect of cartilage degeneration at the patellofemoral joint on clinical outcomes after open wedge high tibial osteotomy and to investigate... -
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- Safety and efficacy of endoscopic ultrasound-guided pancreatic duct drainage using a drill dilator: a retrospective study in Japan
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Sadek A, Hara K, Okuno N, Haba S, Kuwahara T, Fukui T, Urata M, Kondo T, Yamamoto Y, Tachi K
- KMID: 2559218
- Clin Endosc.
- 2024 Sep;57(5):666-674.
- doi: 10.5946/ce.2023.272
Background/Aims: Dilation of the tract before stent deployment is a challenging step in endoscopic ultrasound-guided pancreatic duct drainage (EUS-PDD). In this study, we examined the effectiveness and safety of a... -
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