Voltage gated potassium channel (VGKC) antibodies are found in some cases of acquired neuromyotonia.
Acute or subacute symtoms of non-paraneoplastic limbic encephalitis including confusion/dementia, depression/anxiety and or seizures or hallucinations. Found in some cases of acquired neuromyotonia and Morvans syndrome.
Radioimmunassay antibodies block binding of radiolabelled a-dendrotoxin to membrane receptor preparations.
Referred test: only available to Neurology staff.
Assay range notes
Results expressed as pM of bound toxin. Values above 200pM are considered as\ positive Under 100 pM are negative.
Churchill Hospital Department of Immunology