On the abdomen, 2 cun lateral to the midline and 4 cun superior to the umbilicus, level with Zhongwan REN-12.
How To Find It
1. The 2 cun line is located halfway between the midline and the palpable lateral border of the rectus abdominis muscle.
2. In some patients with a narrow subcostal angle, this point may fall on the costal margin. The options then are to locate
