Intrathecal IgG synthesis as a biomarker for CNS involvement in anti-GQ1b antibody syndrome: a case report and hypothesis-generating treatment framework
Anti-GQ1b antibody syndromes span a clinical continuum from peripheral Guillain-Barré syndrome (GBS) to central Bickerstaff brainstem encephalitis (BBE), but reliable biomarkers of central nervous system (CNS) involvement that could guide treatment int…