Beta-2 Microglobulin, Urine

Test ID: 

702788

CPT code:

82232

Synonyms:

β2-Microglobulin, Urine

Clinical Use:

Evaluate renal disease; monitor certain types of malignancies and AIDS

Specimen Type:

Urine (random)

Requested Volume: 

10 mL

Minimum Volume: 

1 mL

Container Type: 

Plastic urine container (do not acidify)

Collection:

Patient should empty the bladder, then drink a large glass of water and collect a urine sample within one hour. Significant loss of β2-microglobulin activity may occur in acidic urine (pH ≤6). Urine should always be collected at high diuresis and the pH adjusted to between 6 and 8 with 1 mol/L sodium hydroxide.

Expected Turnaround Time:

1 to 2 Days

Storage Instructions:

Refrigerate