Imaging of paraduodenal pancreatitis: A systematic review

Table 3 Variables evaluated in the included studies

Ref.	Duodenal wall thickening	Thickening distribution	Duodenal wall enhancement	Duodenal wall cysts	Cysts number	Cysts size	Pancreatic mass	Signal intensity on T2-weighted images	Signal intensity on T1-weighted images, diffusion-weighted images, apparent diffusion coefficient map	Arterial phase enhancement	Portal venous phase enhancement
Ishigami et al[17]				+				+
Kalb et al[18]	+		+	+		1
Zaheer et al[19]	1, 2	1		1			1, 2			1	1
Arvanitakis et al[11]	2			+, 2	+, 2
Wagner et al[20]	1, 2			+, 1, 2	1	1
Arora et al[3]	+, 1		+, 1	+, 1
Shin et al[21]	1										1
Boninsegna et al[22]	+							+	+	+	+
de Pretis et al[2]
Muraki et al[9]						+
Tarvainen et al[16]
Ooka et al[7]	1						1
Değer et al[15]	+, 1			+, 1			1
Kulkarni et al[12]	1		1	1

+: Described at MRI; 1: Described at CT; 2: Described at EUS; MRI: Magnetic resonance imaging; EUS: Endoscopic ultrasound; CT: Computed tomography.