Patients who present with a C7 radiculopathy will show have neck pain, lower arm
and along the medial border of the scapula. They may experience numbness
and tingling into the middle finger.
The phrenic nerve arises in the neck. It is formed from C3, C4, and C5 nerve fibers and descends along the anterior surface of the scalenus anterior muscle before entering the thorax to supply motor and sensory input to the diaphragm.
At what point are you with your treatment, have you had an MRI?