Since C1 has no sensory function, you have seven cervical dermatomes, numbered C2 to C8. Thoracic nerves : There are 12 pairs from the torso, numbered T1 through T12. You have 12 thoracic dermatomes.

A dermatome is a distinct area of your skin defined by its connection to one of 30 spinal nerves. We’ll explore more about both your spinal nerves and dermatomes, including a chart showing each ...

Arm numbness can occur for many reasons, including poor circulation, neuropathy, and trauma. ... Cervical spinal stenosis can lead to numbness, tingling, and weakness of your arm.

Health care visits related to symptoms or concerns regarding the neck are common. This video reviews the cervical spine anatomy and demonstrates a physical examination of the cervical spine.

Neck pain is a common condition and affects many people in many age groups. Patients with neck pain often will also complain of shoulder and/or arm pain. All these conditions — neck pain ...

NEW YORK, Sept. 17, 2014 /PRNewswire/ -- Millions of people suffer from neck and arm pain as a result of cervical disc disease. Advertisement ...