When the patient looks straight forward, Yuyao EX-HN-4 is located directly above the pupil, in the midline of the eyebrow.
How to locate
Ask the patient to look straight forward and palpate the eyebrow directly above the pupil, superior to the supraorbital ridge.
Locate Yuyao EX-HN-4 in a small depression on the superciliary arch.
Shangming EX-HN is below Yuyao EX-HN-4, between the upper ridge of the orbit and the eyeball.