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HelpTest Code PRO-P PROTEIN/ALB WITH A/G RATIO
Performing Laboratory
Porter Hospital Laboratory
Specimen Requirements
Specimen Type: Blood
Container/Tube: Tiger top, serum gel
Also Acceptable: Green top (Lithium Heparin)
Specimen Volume: Full tube, submit 0.4 mL
serum
Specimen Minimum Volume: 0.35 mL
Collection Instructions:
1. Send specimen in original tube.
2. If there is a delay in transport of >1 hour, centrifuge
tube.
3. Centrifuged samples are stable for:
• 8 hours at room temperature
• 3 days at 2-8 °C
• 6 months at -20ºC
Specimen Transport Temperature
Refrigerated
Day(s) Performed
Daily
Test Classification and CPT Coding
84155 & 82040
Normal Reference Values
See each component.
Critical Values
None
Additional Information
Includes the following tests: PROTEIN, TOTAL; ALBUMIN; and calculated GLOBULIN and A/G RATIO