Fumitaka Niiya

EUS-guided hepaticogastrostomy versus EUS-guided hepaticogastrostomy with antegrade stent placement in patients with unresectable malignant distal biliary obstruction: a propensity score–matched case-control study

Hirotoshi Ishiwatari, Takeshi Ogura, Susumu Hijioka et al. · Gastrointestinal Endoscopy · 2024 · 28 citations

Eus-guided Gallbladder Drainage, Antegrade Stent Placement, Hepatology +8

Endoscopic ultrasound‐guided hepaticogastrostomy versus hepaticogastrostomy with antegrade stenting for malignant distal biliary obstruction

Hirotoshi Ishiwatari, Kazuma Ishikawa, Fumitaka Niiya et al. · Journal of Hepato-Biliary-Pancreatic Sciences · 2022 · 27 citations

Comparative Study of an Ultrasound-guided Percutaneous Biopsy and Endoscopic Ultrasound-guided Fine-needle Aspiration for Liver Tumors

Yuichi Takano, Jun Noda, Masataka Yamawaki et al. · Internal Medicine · 2021 · 22 citations · Full text

Discordance of microsatellite instability and mismatch repair immunochemistry occurs depending on the cancer type

Hiroyuki Matsubayashi, Takuma Oishi, Keiko Sasaki et al. · Human Pathology · 2022 · 22 citations

Genome Instability, Somatic Variant, Tumor Heterogeneity +9

Life-threatening emphysematous liver abscess associated with poorly controlled diabetes mellitus: a case report

Yuichi Takano, Masafumi Hayashi, Fumitaka Niiya et al. · BMC Research Notes · 2017 · 20 citations · Full text