A serum hemoglobin test measures the amount of free-floating hemoglobin in your blood serum. Serum is the liquid that is left over when the red blood cells and the clotting elements have been removed ...

THE role of insulin in the pathogenesis of idiopathic spontaneous hypoglycemia is obscure. This paper reports levels of serum immunoreactive insulin and levels of serum insulin-like activity in ...

For the first time in a liver test guideline, authors have defined a normal health serum serum alanine aminotransferase level The American College of Gastroenterology has issued new recommendations on ...

PHENYLKETONURIA is a hereditary metabolic disease caused by a deficiency of the enzyme, phenylalanine hydroxylase. Data have been presented showing that the mental retardation in this condition can be ...

Having a "high normal" serum sodium level in midlife, which reflects less than optimal fluid intake, is associated with an increased risk for left ventricular hypertrophy — a heart failure (HF) ...