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Test ID: POXA    
Oxalate, Plasma

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Useful For Suggests clinical disorders or settings where the test may be helpful

Assessing the body pool size of oxalate. The settings in which it has been most useful include patients with enzyme deficiencies, such as primary hyperoxaluria, which result in overproduction of oxalate.


In the presence of renal insufficiency, 3 uses of plasma oxalate are:

-In those patients with renal insufficiency from indeterminate causes and in whom the question of primary hyperoxaluria has arisen and urinary oxalate is not available, plasma oxalate has been used for diagnosis of primary hyperoxaluria

-Monitoring patients with renal failure who are thought to have primary hyperoxaluria

-As an aid to maintaining plasma oxalate at levels below that which supersaturation occurs

Testing Algorithm Delineates situation(s) when tests are added to the initial order. This includes reflex and additional tests.

See Hyperoxaluria Diagnostic Algorithm in Special Instructions.

Special Instructions and Forms Describes specimen collection and preparation information, test algorithms, and other information pertinent to test. Also includes pertinent information and consent forms to be used when requesting a particular test

Method Name A short description of the method used to perform the test

Spectrophotometry (SP)

Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

Oxalate, P

Aliases Lists additional common names for a test, as an aid in searching