"Onset is usually between 30-50 years of age and stiff person syndrome is more two-times more common in females than males 6."
"The diagnosis is usually confirmed with EMG and serology (anti-GAD65 or anti-amphiphysin antibodies)."
Expected headings
"Associations"
"Additionally, a paraneoplastic syndrome with anti-amphiphysin antibodies is described, with the most common malignancies being of the breast followed by thymic, colorectal and lung 4."
"neuromyotonia (e.g. Isaacs syndrome, Morvan syndrome)"