1.Respiratory system diseases: Hemoptysis, pneumonia, tonsillitis, pleurisy;
2.Nervous and mental system diseases: Phobias, somnolence, intercostal neuralgia;
3.Movement system diseases: Hemiplegia, upper limb pain;
4.Others: Peritonitis, cervical lymph node tuberculosis, spasms, upper limb paralysis, tuberculous lymphadenitis, etc.

On the lateral side of the arm, along the line connecting Pool at the Bend (LI-11) acupoint and Shoulder and Clavicle (LI-15) acupoint, 3 cun above Pool at the Bend. (This acupoint is paired, one on each side)

Raise the arm and bend the elbow. First, identify Pool at the Bend (LI-11) acupoint(refer to "Pool at the Bend") and Shoulder and Clavicle (LI-15) acupoint(refer to "Shoulder and Clavicle"). Measure upwards along the line connecting Pool at the Bend (LI-11) and Shoulder and Clavicle (LI-15) for the width of four transverse fingers, which is the location of this acupoint.