VOLTAGE GATED POTASSIUM CHANNEL (VGKC) ANTIBODY
MRP - ₹ 8,400
What is a VOLTAGE GATED POTASSIUM CHANNEL (VGKC) ANTIBODY?
The Voltage-Gated Potassium Channel (VGKC) Antibody test is a specialized blood test used to detect antibodies directed against neuronal potassium channels. These antibodies are associated with certain autoimmune neurological disorders, such as limbic encephalitis, neuromyotonia, and Morvan’s syndrome. The test helps clinicians confirm suspected autoimmune conditions affecting the nervous system, guiding diagnosis and treatment decisions. It is particularly recommended when patients present with unexplained seizures, muscle stiffness, or cognitive changes, ensuring timely medical intervention.
Additional Information
| Also known as/ Other names: | VGKC Antibody Test, Voltage-Gated Potassium Channel Antibody Assay, Anti-VGKC Antibody Test, Neuronal Potassium Channel Antibody Panel |
| Parameters: | 1 |
| Recommended for: | M/F/Others |
| Sample Type: | CSF |
| Patient Preparation: | No prior preparation is needed |
| Reports: | 2 days |
FAQs
A positive result indicates the presence of VGKC antibodies, suggesting an autoimmune process affecting the nervous system that requires medical evaluation.
A negative result means VGKC antibodies were not detected, reducing the likelihood of autoimmune neurological disease but not ruling out other causes.
Yes, VGKC antibodies are strongly associated with limbic encephalitis, and the test helps confirm diagnosis.
Certainly, repeated testing can help track antibody levels, showing whether immunotherapy or other treatments are reducing autoimmune activity.
Not always. Some individuals may have VGKC antibodies without clear symptoms, so results must be interpreted alongside clinical findings.
Yes, VGKC antibodies are linked to autoimmune encephalitis, which often presents with seizures and cognitive changes.