- Appropriate Color Enhancement Settings for Blue Laser Imaging Facilitates the Diagnosis of Early Gastric Cancer with High Color Contrast
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Hiraoka Y, Miura Y, Osawa H, Nomoto Y, Takahashi H, Tsunoda M, Nagayama M, Ueno T, Lefor AK, Yamamoto H
- KMID: 2526315
- J Gastric Cancer.
- 2021 Jun;21(2):142-154.
- doi: 10.5230/jgc.2021.21.e13
Purpose: Screening image-enhanced endoscopy for gastrointestinal malignant lesions has progressed. However, the influence of the color enhancement settings for the laser endoscopic system on the visibility of lesions with higher... -
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- Underwater Endoscopic Mucosal Resection without Submucosal Injection Facilitates En bloc Resection of Colon Adenomas Extending into a Diverticulum
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Hayashi Y, Okada M, Morikawa T, Nomura T, Fukuda H, Takezawa T, Lefor AK, Yamamoto H
- KMID: 2516326
- Clin Endosc.
- 2021 May;54(3):436-440.
- doi: 10.5946/ce.2020.168
Superficial colonic neoplasms sometimes extend into a diverticulum. Conventional endoscopic mucosal resection of these lesions is considered challenging because colonic diverticula do not have a muscularis propria and are deeply... -
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- Linked Color Imaging Demonstrates Characteristic Findings in Semi-Pedunculated Gastric Adenocarcinoma in Helicobacter Pylori-Negative Normal Mucosa
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Hiraoka Y, Miura Y, Osawa H, Sakaguchi M, Tsunoda M, Lefor AK, Yamamoto H
- KMID: 2512320
- Clin Endosc.
- 2021 Jan;54(1):136-138.
- doi: 10.5946/ce.2020.059
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- Roles of Capsule Endoscopy and Balloon-Assisted Enteroscopy in the Optimal Management of Small Bowel Bleeding
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Abutalib H, Yano T, Shinozaki S, Lefor AK, Yamamoto H
- KMID: 2504943
- Clin Endosc.
- 2020 Jul;53(4):402-409.
- doi: 10.5946/ce.2020.143
The small bowel had long been considered a dark unapproachable tunnel until the invention of capsule endoscopy and doubleballoon enteroscopy in the 21st century, which revolutionized the diagnosis and management... -
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- Double-Balloon Endoscopy-Assisted Balloon Dilation of Strictures Secondary to Small-Intestinal Lymphoma
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Magome S, Sakamoto H, Shinozaki , Okada M, Yano T, Sunada K, Lefor AK, Yamamoto H
- KMID: 2500913
- Clin Endosc.
- 2020 Jan;53(1):101-105.
- doi: 10.5946/ce.2019.015
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- New Diagnostic Approach for Esophageal Squamous Cell Neoplasms Using Linked Color Imaging and Blue Laser Imaging Combined with Iodine Staining
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Tsunoda M, Miura Y, Osawa H, Khurelbaatar T, Sakaguchi , Fukuda H, Lefor AK, Yamamoto H
- KMID: 2464672
- Clin Endosc.
- 2019 Sep;52(5):497-501.
- doi: 10.5946/ce.2018.195
A 62-year-old man with a flat early esophageal cancer was referred for endoscopic treatment. White light imaging revealed a pale red lesion, whereas linked color imaging (LCI) and blue laser... -
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- Blue Laser Imaging with a Small-Caliber Endoscope Facilitates Detection of Early Gastric Cancer
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Takahashi , Miura Y, Osawa H, Takezawa T, Ino Y, Okada M, Lefor AK, Yamamoto H
- KMID: 2449769
- Clin Endosc.
- 2019 May;52(3):273-277.
- doi: 10.5946/ce.2018.100
Conventional endoscopy often misses early gastric cancers with minimal red discoloration because they cannot be distinguished from inflamed mucosa. We treated a patient with a small early gastric cancer that... -
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- Advanced Treatment and Imaging in Colonoscopy: The Pocket-Creation Method for Complete Resection and Linked Color Imaging for Better Detection of Early Neoplastic Lesions by Colonoscopy
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Yamamoto H, Shinozaki , Hayashi Y, Miura Y, Khurelbaatar T, Osawa H, Lefor AK
- KMID: 2447666
- Clin Endosc.
- 2019 Mar;52(2):107-113.
- doi: 10.5946/ce.2018.189
Early detection and resection of neoplastic lesions are key objectives to diminish colorectal cancer mortality. Resection of superficial colorectal neoplasms, cold snare polypectomy, endoscopic mucosal resection, and endoscopic submucosal dissection... -
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- Single-Stage Endoscopic Stone Extraction and Cholecystectomy during the Same Hospitalization
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Terauchi T, Shinozaki , Shinozaki , Sasakura Y, Kimata M, Furukawa J, Lefor AK, Ogata Y, Kobayashi
- KMID: 2438146
- Clin Endosc.
- 2019 Jan;52(1):59-64.
- doi: 10.5946/ce.2018.107
BACKGROUND/AIMS: The clinical impact of single-stage endoscopic stone extraction by endoscopic retrograde cholangiopancreatography (ERCP) and cholecystectomy during the same hospitalization remains elusive. This study aimed to determine the efficacy and... -
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- School-aged asthma children with high fractional exhaled nitric oxide levels and lung dysfunction are at high risk of prolonged lung dysfunction
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Saito M, Kikuchi Y, Lefor AK
- KMID: 2433669
- Asia Pac Allergy.
- 2019 Jan;9(1):e8.
- doi: 10.5415/apallergy.2019.9.e8
BACKGROUND: Long-term management of bronchial asthma based on the fractional exhaled nitric oxide (FeNO) value alone is not conclusive yet. Therefore, we combined FeNO testing and spirometry, a commonly used... -
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- Linked Color Imaging and Blue Laser Imaging for Upper Gastrointestinal Screening
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Osawa H, Miura Y, Takezawa T, Ino Y, Khurelbaatar T, Sagara Y, Lefor AK, Yamamoto H
- KMID: 2430392
- Clin Endosc.
- 2018 Nov;51(6):513-526.
- doi: 10.5946/ce.2018.132
White light imaging (WLI) may not reveal early upper gastrointestinal cancers. Linked color imaging (LCI) produces bright images in the distant view and is performed for the same screening indications... -
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- Laser Imaging Facilitates Early Detection of Synchronous Adenocarcinomas in Patients with Barrett's Esophagus
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Iwashita C, Miura Y, Osawa H, Takezawa T, Ino Y, Okada M, Lefor AK, Yamamoto H
- KMID: 2383495
- Clin Endosc.
- 2017 Jan;50(1):81-86.
- doi: 10.5946/ce.2016.027
Barrett's adenocarcinoma may occur in multiple sites, and recurrence and metachronous lesions are the major problems with endoscopic resection. Therefore, early detection of such lesions is ideal to achieve complete... -
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- Colonic Perforation Secondary to Idiopathic Intramural Hemorrhage
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Sakamoto T, Saito A, Lefor AK, Kubota T
- KMID: 2366063
- Ann Coloproctol.
- 2016 Dec;32(6):239-242.
- doi: 10.3393/ac.2016.32.6.239
Intramural colonic hemorrhage is rare and often secondary to trauma or anticoagulation therapy. Idiopathic intramural hemorrhages in the alimentary tract have rarely been reported. While several reports of spontaneous perforation... -
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- Laterally Spreading Tumor of the Rectum Delineated with Linked Color Imaging Technology
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Okada M, Sakamoto H, Takezawa T, Hayashi Y, Sunada K, Lefor AK, Yamamoto H
- KMID: 2165048
- Clin Endosc.
- 2016 Mar;49(2):207-208.
- doi: 10.5946/ce.2015.077
No abstract available. -
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- An Ultrathin Endoscope with a 2.4-mm Working Channel Shortens the Esophagogastroduodenoscopy Time by Shortening the Suction Time
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Shinozaki , Miura Y, Ino Y, Shinozaki , Lefor AK, Yamamoto H
- KMID: 2166558
- Clin Endosc.
- 2016 Jan;49(1):100-100.
- doi: 10.5946/ce.2016.49.1.100
The publisher wishes to apologize for the incorrectly inputted arrow in the figure. -
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- An Ultrathin Endoscope with a 2.4-mm Working Channel Shortens the Esophagogastroduodenoscopy Time by Shortening the Suction Time
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Shinozaki , Miura Y, Ino Y, Shinozaki , Lefor AK, Yamamoto H
- KMID: 2380409
- Clin Endosc.
- 2015 Nov;48(6):516-521.
- doi: 10.5946/ce.2015.48.6.516
BACKGROUND/AIMS: Poor suction ability through a narrow working channel prolongs esophagogastroduodenoscopy (EGD). The aim of this study was to evaluate suction with a new ultrathin endoscope (EG-580NW2; Fujifilm Corp.) having... -
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