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Hideki Kumagai

Observed name: H. Kumagai
ORCID: 0000-0001-5374-9080
Observed ORCID: 0000-0001-5374-9080
OpenAlex ID: A5077585259
Double‐balloon Enteroscopy for Pediatric Patients: Evaluation of Safety and Efficacy in 257 Cases
2015 · Koji Yokoyama, Tomonori Yano, et al. · Journal of Pediatric Gastroenterology and Nutrition · 64
Focal nodular hyperplasia of the liver: Direct evidence of circulatory disturbances
2000 · Hideki Kumagai, Tomoyuki Masuda, et al. · Journal of Gastroenterology and Hepatology · 63
Failure of Fecal Microbiota Transplantation in a Three-Year-Old Child with Severe Refractory Ulcerative Colitis
2016 · Hideki Kumagai, Koji Yokoyama, et al. · Pediatric Gastroenterology Hepatology & Nutrition · 20
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Apoptotic Epithelial Cells in Biopsy Specimens from Infants with Streaked Rectal Bleeding
2001 · Hideki Kumagai, Tomoyuki Masuda, et al. · Journal of Pediatric Gastroenterology and Nutrition · 13
Management of pediatric Peutz–Jeghers syndrome: Highlighting the efficacy and safety of endoscopic ischemic polypectomy
2025 · Mika Dofuku, Tomonori Yano, et al. · Journal of Pediatric Gastroenterology and Nutrition · 12
Acute pancreatitis associated with rotavirus infection.
2009 · Hideki Kumagai, Shizuko Matsumoto, et al. · PubMed · 9
Axillary schwannoma mimicking lymph node metastasis-associated breast cancer: a case report
2022 · Hideki Kumagai, Kou Takehana, et al. · Surgical Case Reports · 7
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Prevalence and Incidence of Peutz–Jeghers Syndrome and Juvenile Polyposis Syndrome in Japan: A Nationwide Epidemiological Survey in 2022
2024 · Yuri Matsubara, Yosikazu Nakamura, et al. · Journal of Gastroenterology and Hepatology · 6
Relationships Between Changes in Serum Ketone Body Levels and Metabolic Effects in Patients with Severe Obesity Who Underwent Laparoscopic Sleeve Gastrectomy
2024 · Akira Umemura, Akira Sasaki, et al. · Obesity Surgery · 6
Epstein – Barr virus-positive malignant lymphoma of salivary gland developing in an infant with selective depletion of CD4-positive lymphocytes
2006 · Hiroyuki Kanno, Mika Sasaki, et al. · Leukemia & lymphoma/Leukemia and lymphoma · 6
Effects of laparoscopic sleeve gastrectomy on nonalcoholic fatty liver disease and TGF-β signaling pathway
2023 · Hideki Kumagai, Akira Sasaki, et al. · Endocrine Journal · 5
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Predictive factors involving the remission and recurrence of hypertension post-laparoscopic sleeve gastrectomy in Japanese patients with severe obesity
2024 · Hideki Kumagai, Akira Sasaki, et al. · PLoS ONE · 4
Extensively Invasive Gallbladder Cancer from Intracholecystic Papillary Neoplasm Treated with Pylorus-Preserving Pancreaticoduodenectomy and Extended Cholecystectomy: A Case Report and Literature Review
2023 · Hideki Kumagai, Akira Umemura, et al. · Case Reports in Surgery · 4
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Bleeding ileal schwannoma resulting in severe anemia requiring massive blood transfusion: A rare case report
2022 · Hideki Kumagai, Mizunori Yaegashi, et al. · International Journal of Surgery Case Reports · 4
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Pure Laparoscopic Left Hepatectomy for Regrowth of Mucinous Cystic Neoplasm of the Liver after Laparoscopic Deroofing
2022 · Hideki Kumagai, Akira Umemura, et al. · Case Reports in Surgery · 4
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A 4-year-old girl with chronic nonspecific multiple ulcers of the small intestine diagnosed by double-balloon endoscopy
2014 · Hisayuki Tsukahara, Hideki Kumagai, et al. · Clinical Journal of Gastroenterology · 4
Effect of Gastric Sleeve Migration on Weight Loss and Gastroesophageal Reflux Disease After Laparoscopic Sleeve Gastrectomy
2025 · Akira Umemura, Akira Sasaki, et al. · World Journal of Surgery · 3
Stage IV gastric cancer with microsatellite instability–high achieving long-term survival by gastrectomy after nivolumab as third-line therapy: a case report and literature review
2024 · Hideki Kumagai, Shigeaki Baba, et al. · Surgical Case Reports · 2
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Therapeutic strategy for incarcerated obturator hernia: laparoscopic surgery after ultrasound-guided noninvasive manual reduction
2026 · Yoshihiro Shioi, Toma Kawashima, et al. · Frontiers in Surgery · 1
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Impact of laparoscopic sleeve gastrectomy on gut and oral microbiota diversity, weight loss, and the metabolic outcomes
2026 · Akira Umemura, Akira Sasaki, et al. · Surgery Today · 1
Second-stage treatment strategy for severely obese patient with primary aldosteronism—laparoscopic adrenalectomy after laparoscopic sleeve gastrectomy: a case report
2024 · Hideki Kumagai, Akira Sasaki, et al. · Annals of Laparoscopic and Endoscopic Surgery · 1
Elective Laparoscopic Repair of Obturator Hernia Using a Mesh Plug Following Ultrasound-Guided Manual Reduction
2023 · Toma Kawashima, Yoshihiro Shioi, et al. · Indian Journal of Surgery · 1
Geriatric nutritional risk index as a risk-factor for Clostridioides difficile infection relapse in elderly Japanese patients
2022 · Hideki Kumagai, Yoshihiro Shioi, et al. · Journal of Rural Medicine · 1
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Human herpesvirus 6 infection mimicking measles: two pediatric cases
2015 · Masahide Goto, Hideki Kumagai, et al. · The Turkish Journal of Pediatrics · 1
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Study of Imaging by High Frequency Ultrasound Through a Fused Quartz Fiber
2011 · T. Irie, N. Tagawa, et al. · Ultrasound in Medicine & Biology
Works count: 27
Citation count: 242
H-index: 7
I10-index: 5
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