Medically reviewed by Soma Mandal, MD Shingles under the breast occurs when the virus that causes shingles, known as the varicella-zoster virus, reactivates in the area of skin serviced by the T5 ...

A spinal nerve root is a bundle of nerve fibers that branches ... The seven dermatomes associated with cervical nerves include: The thoracic dermatomes travel downward from where their nerves ...

The thoracic ... when the nerve enters the supraspinous fossa by passing under the superior transverse scapular ligament. The nerve innervates the supraspinatus and passes around the spine of ...