Mayo Clinic Care Network Content
Definitions

Thoracic outlet syndrome


Overview

Thoracic outlet syndrome affects the space between the collarbone and first rib (thoracic outlet). Common causes include trauma, repetitive injuries, pregnancy, and anatomical defects, such as having an extra rib.

Symptoms

Symptoms include pain in the shoulders and neck and numbness, weakness, and coldness in the fingers.

Treatments

Treatment involves physical therapy, pain relief measures, and sometimes surgery.