Bio Chemical Study of Antithyroid Peroxidase Auto Antibodies , Magnesiumand Cobalt in Hyperthyroidism PatientsFrom Different Regions of Iraq.

Sixty hyperthyroidism patients aged (20-45) years from di fferent parts of lraq, (20) from the North , (20) from Baghdad, (20) from the South of lraq , and (20)control were tested for the presence of antithyroid peroxidase antibody(Tpo-Ab)and for Mg and Co levels in their sera. The results revealed a significant increase in (Tpo-Ab) in all patients group from the different parts of Iraq compared to control , also a significant increase in (Tpo-Ab) for the group from North compared to other parts. A significant decrease in Mg and Co levels in sera of patients from all parts of Iraq compared to control values , while no significant differences among patient groups were noticed .. ln Conclusion anti - Tpo-Ab is specific for thyroid autoimmune disease, also Mg and Co were altered in response to th) Toid hormones