Test code PNEJ – Pneumocystis jirovecii, DFA is being temporarily inactivated due to reagent shortage.
Recommended replacement test is PNP – Pneumocystis jirovecii DNA, Qualitative Real-time PCR.
| Effective Date | Update Type | Name | |
|---|---|---|---|
| 05/02/2022 | Updated Test | UB2M – “Beta 2 Microglobulin, Random Urine” | Jump to update |
QVAL – 4944 – Changes to specimen requirements
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| Send 10.0 mL of random urine in a Quest Beta-2 Microglobulin Transport Tube. Beta-2 Microglobulin in urine is unstable in acidic urine (less than pH 6). Exactly 10 mL of urine in the Quest Diagnostics Beta-2 Microglobulin Transport Tube is required to achieve the required pH of between 6 and 8. Any volume of urine above or below 10 mL will result in a pH that is outside the acceptable range. |
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| Collect random urine. Immediately adjust the pH between 6 -8 with 1N NaOH. Send 10.0 mL urine in a screw capped plastic urine container. |
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| 10.0 mL |
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| Room temperature: 5 days | |
| Refrigerated: 15 days | |
| Frozen: 30 days |
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| Immunoturbidometric |
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| < or = 0.20 mg/L |
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| Monday - Saturday |