Reply To: Anti-GAD antibodies

Anti-glutamic acid decarboxylase (GAD) antibodies could indicate the presence of Diabetes, Ataxia, or Stiff Person Syndrome. Some articles that may help explain these indications are here:
https://en.wikipedia.org/wiki/Latent_autoimmune_diabetes_of_adults
http://www.ataxiacenter.umn.edu/aboutataxia/sporadic/gad/home.html
http://www.diabetes.co.uk/gad-antibody-test.html
http://www.mayoclinic.org/diseases-conditions/diabetic-neuropathy/basics/definition/con-20033336