Table 2 Case reports of double-duct sign

Strongyloides stercoralis

[9]

Brunner’s gland hamartoma

[10]

Serous cystadenoma

[11]

Pancreas carcinoma not seen on abdominal ultrasound or CT scan

[12]

Gallstones

[8]

Somatostatinoma

[13]

Sphincter of Oddi dysfunction

[2, 3]

Pancreaticobiliary ascariasis

[14]

IgG4-related disease mimicking pancreatic cancer

[15]

Ampullary cancer demonstrating Courvoisier's sign

[16]

Right Bochdalek hernia with right liver agenesis

[17]

Afferent loop syndrome after pylorus-preserving pancreaticoduodenectomy

[18]

Gastroduodenal intussusception (GISTs)

[19]

Carcinoma of Vater's ampulla

[20]

Carcinoma of the pancreas associated with anomalous junction of pancreaticobiliary tracts

[21]