Review
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 21, 2011; 17(43): 4757-4771
Published online Nov 21, 2011. doi: 10.3748/wjg.v17.i43.4757
Figure 7
Figure 7 Mucocele of the appendix in a 54-year-old man. Ultrasound image shows an anechoic round mass in the appendix with echogenic layers (arrowhead) (the so-called “onion-skin” sign).