Distance of the Lower Esophageal Sphincter from the upper incisors is
Lower oesophageal sphincter is seen in lower pa of oesophagus where it pierces diaphram. It is 37.5cm/15inch from incisor teeth. Ref - BDC vol 1 6th edition pg 282
15cm
22.5cm
27.5cm
37.5cm
Thorax