|Test||CYCLIC AMP, URINARY EXCRETION|
|Methodology||High - Pressure Liquid Chromatography (HPLC)
Photometric, Picric Acid
|Description||Useful for differential diagnosis of hypercalcemia and as an adjunct to serum parathyroid hormone measurements, especially in the diagnosis of PTH resistance states, such as pseudohypoparathyroidism|
|Specimen||Both serum and urine are required for this test. Serum must be obtained at time of urine collection.
|Reference Values||1.3 - 3.7 nmol/dL of glomerular filtrate|
|Analytic Time||2 Days|
|Day(s) Test Set Up||Wednesday|