Reply To: Mystery – is it CIDP or not??
University of Texas at Houston is a Center of Excellence:
http://www.gbs-cidp.org/home/get-support/centers-of-excellence/
The CSF test for GBS and CIDP checks for an increase in protein concentration. This is the test that Guillain and Barré used to characterize the syndrome. It may not show the condition if it is not sufficiently advanced, however.