Endocrine Abstracts

Introduction: Cobalt is a relatively rare magnetic element with properties similar to iron and nickel. Cobalt is an essential element necessary for the formation of vitamin B12; however, excessive administration of this trace element produces goiter and reduced thyroid activity. This study was done to compare the prevalence of cobalt excess (as a cause of goiter) between goiterous and non goiterous children and to assay the relationship between serum cobalt and thyroid hormone...