Z-per-oral endoscopic myotomy as definitive prevention of a bleeding ulcer in Zenker’s diverticulum: A case report

Table 1 Summary of previous case reports of bleeding Zenker’s diverticulum, including present case

Ref.	Age (yr)	Antiplatelet or coagulant use	NSAIDs	Ulcer in diverticulum	Diverticulum size (cm)	Technique to stop bleeding	Definitive surgical treatment	Follow up (months)	Recurrent bleeding
Haas et al[7], 2008	71	Aspirin	No	Yes	Large	Urgent diverticulectomy	Diverticulectomy	N/A	No
						Stop aspirin
Flicker et al[8], 2010	83	Aspirin	No	Yes	Large	Hemoclip	Diverticulectomy	N/A	No
		Clopidogrel
Eaton et al[9], 2011	85	Aspirin	No	Yes	5.2	Hemoclip	Died after discharge home from heart failure	N/A	No
Bălălău et al[10], 2013	75	No	No	Yes	4	Diverticulectomy	Diverticulectomy	12	No
Sardana et al[11], 2014	89	Aspirin	No	No	9	FFP;	Diverticulectomy and cricopharyngeal myotomy	N/A	No
		Warfarin				Stop aspirin and warfarin
House et al[12], 2016	70	Aspirin, Clopidogrel	No	Yes	Large	IV pantoprazole;	Diverticulectomy	N/A	No
						Stop aspirin and clopidogrel
Present case	72	Aspirin	No	Yes	7.1	IV pantoprazole	Z-POEM	12	No

N/A: Not available data; POEM: Per-oral endoscopic myotomy.