Wallach's Interpretation of Diagnostic Tests: Pathways to Arriving at a Clinical Diagnosis (1119 page)

   Use

   Aids in the diagnosis of obstructive jaundice, Tangier disease, beta- or hypobetalipoproteinemia, and lecithin cholesterol acyltransferase deficiency.

   Phospholipid analysis rarely provides added beneficial information in cases of dyslipoproteinemia.

   Interpretation

   Phospholipids are increased in hyperlipidemias and obstructive liver disease.

   They are decreased in Tangier disease.

Suggested Reading

McPherson RA, Pincus MR. Lipids and dyslipoproteinemia (estimation of plasma lipids). In: McPherson RA, Pincus MR (eds.).
Henry’s Clinical Diagnosis and Management by Laboratory Methods
, 21st ed. Philadelphia, PA: Saunders Elsevier: 2007:200–218.

PHOSPHATE, URINE

   Definition

   Phosphate is a charged particle that contains mineral phosphorus. Extra phosphate is filtered through the kidneys and passes out of the body in the urine.

   
Normal range:

   Twenty-four–hour urine: 0.4–1.3 g/day

   Random urine:

   Male:

   Less than 40 years: 36–1,770 mg/g creatinine