n.憩室；支囊
The diverticulum contained whole layers of the esophageal wall. 病患接受憩室固定術(shù)的手術(shù)治療，此憩室具有完整的食道壁。
After the colon, the duodenum is the most common site for diverticulum. 繼結(jié)腸源，十二指腸是憩室最多見的部位。
