Table 2: Previously reported cases of intramural duodenal hematoma secondary to pancreatitis.

Author	Age (years)	Gender	Etiology of pancreatitis	Anticoagulant/antiplatelet therapy or coagulopathy	Treatment	Outcome
Bodnár et al.1	33	Male	Hypertriglyceridemia	No	Conservative	Evolved with a pancreatic abscess that required CT-guided aspiration; no specific therapy for the duodenal hematoma; discharged after six weeks
Leundji et al.2	45	Male	Alcoholic	Yes (thrombopenic due to portal hypertension)	Conservative	Asymptomatic one year afterwards
Eurboonyanun et al.3	27	Male	Alcoholic	No	Conservative	Uneventful; discharged after 17 days
Dugernier et al.4	32	Male	Biliary	No	Conservative	Evolved with infected necrosis that required repeated surgical debridement and drainage; no specific therapy for the duodenal hematoma was carried out due to the poor clinical condition; discharged after six months
Fukunaga et al.5	49	Male	Alcoholic	No	Surgical drainage and biopsy	Uneventful; discharged after 18 days
Neuzillet et al.6	62	Male	Alcoholic	No	Pancreaticoduodenectomy	Uneventful
Lee et al.7	47	Male	Dengue fever	Yes (dengue hemorrhagic fever)	Conservative	Evolved with a peripancreatic abscess that required drainage 51 days after admission; uneventful evolution after drainage
Lee et al.8	55	Male	Alcoholic	No	Endoscopic drainage	Uneventful after drainage; follow-up CT demonstrated a smaller intramural mass in the duodenum and upper endoscopy showed a small duodenal ulcer
Veloso et al.9	64	Male	Unknown	Yes (aspirin and clopidogrel due to a previous myocardial infarction)	Conservative	Uneventful; discharged after 14 days
Ma et al.12	32	Male	Alcoholic	No	Pancreaticoduodenectomy after failure of conservative therapy	Discharged two weeks after surgery; uneventful late postoperative evolution
Dubois et al.13	55	Male	Alcoholic	No	Conservative	Uneventful
Khurana et al.14	73	Female	Pancreatic malignancy	Yes (warfarin for deep venous thrombosis)	Conservative	Uneventful; after resolution of duodenal hematoma, the patient underwent distal pancreatic resection
Farhoud et al.15	71	Female	Obstructive	Yes (warfarin for deep venous thrombosis)	Conservative	Uneventful; discharged after 10 days
Fesenmeyer et al.16	71	Male	Unknown	No	Conservative	Uneventful

CT = computed tomography.