This test examines the sensory system from the peripheral nerve to the
sensory cortex of brain. Weak electrical stimuli are applied to the peripheral
nerve, for example median or ulnar nerve for upper extremity study and tibial
nerve for lower extremity study.
SSEP is recommended for
following diseases:
Numbness/ weakness of arm
or leg.
Diseases of the spinal cord.
Multiple Sclerosis.
Details
of Procedure
The electrical stimulation is applied
to nerve in the arm or the leg.
The response is recorded from the neck
and the head by electrodes placed over the surface.
Mild pain is experienced
when electrical stimulation is applied.
Instructions
Should wear loose clothes, which will allow easy examination.
Fasting
not required.
For children who are uncooperative sedation may be required.
