What is the cause of the soreness and swelling of the shoulder chastity point

Soreness and distension at the shoulder zhen points may be caused by localized injuries, wind-cold and other evils, or prolonged work at the desk.
Shoulder Zhen point belongs to the small intestine meridian of the sun of the hand. It is located in the scapular region, below the back of the shoulder joint, 1 inch straight up from the head of the rear axillary stripe. It has the effect of relaxing tendons and activating collaterals, clearing heat and dispersing knots, and is mainly used for treating shoulder and arm pain, paralysis of the upper limbs, and scrofula (mainly referring to cervical lymph node tuberculosis).
Soreness and distension of shoulder zhen point can be seen in localized injury, wind-cold and other evils, or prolonged work, cervical vertebrae compression of nerves and so on. The specific cause needs to be determined by the doctor in the hospital for further examination.
It is recommended to go to the hospital as soon as possible to see a doctor for treatment of soreness at the shoulder acupuncture point, and not to do it by oneself to avoid causing injury.