Takehiko Koga Selected Research

Choledochostomy

4/2022	Endoscopic ultrasound-guided choledochoduodenostomy without fistula dilation using a stent with a 5.9-Fr delivery system: Comparison to a conventional procedure with fistula dilation.
1/2021	Endoscopic ultrasound-guided choledochoduodenostomy without fistula dilation using a novel fully covered metallic stent with a 5.9-Fr ultra-thin delivery system.
1/2021	Duckbill-type antireflux self-expandable metal stent placement for post-choledochojejunostomy reflux cholangitis.

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Takehiko Koga Research Topics

Disease

2	Fistula 04/2022 - 01/2021
1	Pathologic Constriction (Stenosis) 12/2022
1	Neoplasms (Cancer) 12/2022
1	Cholangitis 01/2021
1	Choledocholithiasis 06/2020
1	Pancreatitis 06/2020
1	Proctitis 07/2015
1	Prostatic Neoplasms (Prostate Cancer) 07/2015

Drug/Important Bio-Agent (IBA)

1	PlasticsIBA 12/2022

Therapy/Procedure

3	Self Expandable Metallic Stents 12/2022 - 01/2021
3	Stents 12/2022 - 01/2021
3	Choledochostomy 04/2022 - 01/2021
1	Endoscopic Sphincterotomy 06/2020
1	Radiotherapy 07/2015