Collection Notes: The preferred specimen is 50 mL of unpreserved random urine.
Clinical Utility: This test is useful for monitoring patients with monoclonal gammopathies. In cases of proteinuria this test is useful in characterizing the species of protein(s).
Urine (50 mL)
Ambient 5 Days
Refrigerated 7 Days
Frozen 30 Days
Urine, 24-hour (50 mL)
Ambient 5 Days
Refrigerated 7 Days
Frozen 30 Days
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