hypophosphataemiamedical dictionary

<biochemistry> An abnormally decreased level of phosphates in the blood. The manifestations include haemolysis, lassitude, weakness, and convulsions.

It may be found in hyperparathyroidism, rickets, osteomalacia, and several renal tubular abnormalities.

Familial hypophosphataemia is characterised by hypophosphatemia associated with decreased renal tubular reabsorption of inorganic phosphorus. It is sometimes associated with osteomalacia or rickets which do not respond to the usual doses of vitamin D.

Normal serum phosphate levels are in the range of 2.5 to 4.5 mg/dl.

Origin: Gr. Haima = blood

American spelling: hypophosphatemia

(11 Jan 1998)