Efficacy, Safety, and Long-Term Follow-Up Results of EUS-Guided Transmural Drainage for Pancreatic Pseudocyst

Table 3

Clinical success rate.

Initial drainage	Rate
External drainage	91.7% (33/36)
Internal drainage	78.9% (15/19)
Internal and external drainage	66.7% (2/3)
Puncture and aspiration only	66.7% (6/9)*
Total	83.4% (56/67)

∗8 cases (internal or external drainage failed) were included.