http://articles.mercola.com/sites/articles/archive/2004/10/16/tsh-levels.aspxUnderstanding and identifying the thyroid stimulating hormone (TSH), secreted by the head of the pituitary gland, is the gold standard for diagnosing hypothyroidism, which is linked to cardiac risk factors including: Plasma homocysteine C-reactive proteinenCommunityServer 2008.5 SP1 (Build: 31106.3070)