Dermatomes are located in the spinal cord. Myotomes is a group of single spinal nerves that originate from a groups of muscles.

What are Dermatomes?

A dermatome is an area of skin in which sensory nerves derive from a single spinal nerve root (see the following image). Dermatomes of the head, face, and neck.

How do you check Dermatomes?

Technique. Dermatome Testing is done ideally with a pin and cotton wool. Ask the patient to close their eyes and give the therapist feedback regarding the various stimuli. Testing should be done on specific dermatomes and should be compared to bilaterally.