Neck pain radiating to back of head, persistent dull headache, with neurological symptoms similar to brain injury worsened by substances. Causes?

Cervicogenic. Headache is any headache which is caused by the neck. The exact cause of this type of headache is still not clear and ct and MRI are normal in most cases. The diagnosis of this condition is challenging and confirmed through diagnostic anesthetic blockade. Pain usually resolved after treatment of the disorder causing the headache. Rec.: see pain management specialist.
Many. May be migraine? May be occipital neuralgia? May be referred pain from the neck (if there is an upper neck issue). These are somethings to consider.