Table II.

Classification of pancreatic pseudocyst.

Type	Description
I	<5 cm without symptoms, complications and neoplasia
II	Suspected for cystic neoplasia
III	Pseudocyst located in the pancreatic uncinate process
IIIa	Communication with pancreatic duct (+)
IIIb	Communication with pancreatic duct (-)
IV	Pseudocyst located in head, neck or body of pancreas
IVa	Communication with pancreatic duct (+)
IVb	Distance of cyst to gastrointestinal wall is <1 cm
IVc	Neither IVa nor IVb applies
V	Pseudocyst located in the pancreatic tail
Va	Splenic vein involvement or upper gastrointestinal bleeding
Vb	Distance from the cyst to gastrointestinal wall is <1 cm, without splenic vein involvement or upper gastrointestinal bleeding