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Evoked
Potentials (EP) -
evaluate the
conditions of nerve pathways. EPs are electrical signals of
the nerves, spinal cord and brain in response to light (stimulation
of the eyes) , sound (stimulation of the ears) or mild electrical
current (stimulation of the nerves) in the arms or legs.
EPs are used
to diagnose disorders of the nervous system such as -
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Multiple
Sclerosis |
 |
hearing
loss |
 |
spinal
cord problems |
During surgery
on the back and neck, EPs are used to check the patient's condition.
Neurosurgeons
may also use EPs during surgery to help locate important brain structures.
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