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

Table 27 Polypectomy

Ref.	Year	Country	Study design	n	Polyp morphology	Procedure	Medication	Relative risk
Singh et al[28]	2010	United States	Retrospective	142	Size: < 5 mm or ≥ 10 mm	Polypectomy	Thienopyridine (continued)	Incidence of PPB 3.5%
Feagins et al[30]	2011	United States	Retrospective	118	Size: < 20 mm and > 20 mm (average 7 mm)	Polypectomy	Thienopyridine (continued)	No incidence of PPB
Feagins et al[125]	2013	United States	Prospective	219	Size: Average 5.2 mm	Polypectomy	Thienopyridine (continued)	Incidence of PPB 2.4%
Lin et al[107]	2018	United States	Retrospective	20374	Size: < 20 mm or ≥ 20 mm	Polypectomy	Thienopyridine (ceased 5-7 d before)	Incidence of PPB 0.84%
Kishida et al[41]	2019	Japan	Retrospective	12876	Size: < 10 mm or ≥ 10 mm	Polypectomy	Thienopyridine (ceased 5-7 d before)	Incidence of PPB 0.6%
Amato et al[108]	2019	Italy	Prospective	1648	Size: ≥ 10 mm	Polypectomy	Thienopyridine (ceased 6 d before)	Incidence of PPB 4.2%
Chan et al[126]	2019	China (Hong Kong)	Prospective	216	Size: < 10 mm or ≥ 10 mm (mean size 4.7 mm)	Polypectomy	Thienopyridine (continued)	Incidence of PPB 3.8%
Yu et al[127]	2019	United States	Retrospective	6443	N/S	Polypectomy	Thienopyridine (cessation timing N/S)	Incidence of PPB 0.9%
Watanabe et al[109]	2020	Japan	Retrospective	45	Size: < 10 mm or ≥ 10 mm	Polypectomy	Thienopyridine (cessation timing N/S)	Incidence of PPB 6.7%

N/S: Not stated; PPB: Post-procedural bleeding.