brain, spinal cord, and nerve disorders
Chronic Inflammatory Demyelinating Polyneuropathy (CIDP)
Diagnosis of CIDP
Electromyography, nerve conduction studies, and a spinal tap Doctors suspect chronic inflammatory demyelinating polyneuropathy based on symptoms. It can be distinguished from Guillain-Barré syndrome because it progresses for more than 8 weeks. Electromyography and Nerve Conduction Studies , and a Rarely, a biopsy of the nerve is needed to detect demyelination. 