3 - 7 days
Update Type: Test Resumed
Test Updated: 09/02/2020
MG Evaluation, Adult
Neuronal (V-G) K Channel Antibody (reflex)
ACh Receptor (Muscle) Binding Antibody
ACh Receptor (Muscle) Modulating Antibody
Striational (Striated Muscle) Antibody
AChR Ganglionic Neuronal Antibody (reflex)
CRMP-5 IgG (reflex)
Acetylcholine Receptor Antibodies
STRIATED MUSCLE ANTIBODIES
CRMP-5-IgG Western Blot, S
AChR Ganglionic Neuronal Ab, S
GAD65 Antibody (reflex)
Neuronal (V-G) K+ Channel Ab
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Recommended for initial investigation of: 1) a patient aged 20 or older with symptoms and signs of acquired MG; and 2) a bone marrow transplant recipient with suspected graft-vs.-host disease, particularly if there is evidence of weakness.
Muscle AChR Binding Ab: <=0.02 nmol/L; Muscle AChR Modulating Ab: 0 - 20%; Striational Ab: <1:120; CRMP-5-IgG Western Blot: Negative; AChR Ganglionic Neuronal Ab: <=0.02 nmol/L; Glutamic Acid Decarboxylase Ab: <=0.02 nmol/L; Voltage-Gated Potassium Channel Ab: <=0.02 nmol/L.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.