Anticoagulation and antiplatelet management in gastrointestinal endoscopy: A review of current evidence

Table 23 Endoscopic retrograde cholangiopancreatography with sphincterotomy

Ref.	Year	Country	Study design	n	Procedure	Medication	Relative risk
Onal et al[120]	2013	Turkey	Prospective	35	Sphincterotomy	Aspirin (within 24 h)	Incidence of PPB 10%
Patai et al[66]	2014	Hungary	Prospective	87	Sphincterotomy	Aspirin (continued)	Incidence of delayed PPB 5.8%. Incidence of immediate/intraprocedural bleeding 4.6%
Ikarashi et al[68]	2017	Japan	Retrospective	1113	Sphincterotomy	Aspirin (continued)	Incidence of PPB 1.8%
Oh et al[121]	2018	United States	Prospective	256	Sphincterotomy	Aspirin (continued)	Incidence of PPB 4.7%
Yamamiya et al[122]	2019	Japan	Retrospective	76	Sphincterotomy	Aspirin either: (1) Continued (low-risk conditions); (2) Ceased 3-5 d before (high-risk conditions)	No incidence of PPB in either continuous or cessation group

PPB: Post-procedural bleeding.