Pseudotumor Cerebri Support Group
Pseudotumor cerebri (PTC) is a neurological disorder that is characterized by increased intracranial pressure, in the absence of a tumor or other diseases affecting the brain or its lining. Diagnosis requires brain scans and lumbar puncture. Characteristic symptoms are headache, transient visual obscurations or transient visual loss in one or both eyes usually lasting...
And for the cold feeling, that is probably from nerves. It may heal over time, or it may not (don't be pessimistic though!). It most likely is not something to stress...but if you are, call the doctor. :)