Retrospective Cohort Study
Copyright ©The Author(s) 2016.
World J Gastrointest Endosc. May 25, 2016; 8(10): 402-408
Published online May 25, 2016. doi: 10.4253/wjge.v8.i10.402
Figure 1
Figure 1 Endoscopic ultrasound of walled off necrosis. A: Doppler used to visualize any interventing vessels (arrow) including varices; B: FNA needle (arrow) seen entering necrotic cyst under EUS guidance. EUS: External urethral sphincter; FNA: Fine-needle aspiration.