Which nerve trunk(s) should be clipped to treat facial hyperhidrosis and facial blushing?

The second thoracic nerve trunk (T2) is involved in the normal and abnormal sweat response (hyperhidrosis) of the face and hand, as well as increased facial blushing.

The second thoracic symapthetic nerve trunk (T2) is clipped using titanium clips in order to eliminate facial hyperhidrosis and/or facial blushing.

Some surgeons also clip the third thoracic sympathetic nerve trunk (T3) for patients with facial hyperhidrosis and/or facial blushing.

Which nerve trunk(s) should be clipped to treat palmar hyperhidrosis (hyperhidrosis of the hands)?

The third and fourth thoracic sympathetic nerve trunks are invovled in hyperhidrosis of the palms and hands. Both are clipped to eliminate palmar hyperhidrosis. Compensatory hyperhidrosis is less when the second thoracic sympathetic trunk is not clipped during surgery for palmar hyperhidrosis.

Which nerve trunk(s) should be clipped to eliminate axillary hyperhidrosis (hyperhidrosis of the armpits)?

The fourth and fifth thoracic nerve trunk are interrurpted with titanium clips to eliminate axillary hyperhidrosis.