True diagnoses were made by conventional ... cysts') and five masses had a hypovascularized wall ('old cysts'). In the three pseudocysts not differentiable by conventional ultrasound, no vessels ...

The finding of any type of endothelium in the wall of the "pseudocyst" indicates that the lesion is actually a true cyst or a cystic neoplasm, rather than a pseudocyst. Excision of pancreatic ...