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Alias Names: PG
Methodology: Thin Layer Chromatography (TLC)
Edit Date: 4/1/2005
Performed: Daily at 0800 and 1200
Released: At 1200 and 1700
CPT Code: 84081
Specimen Collection Details
Collection: 5 mL amniotic fluid.
Handling: Centrifuge for 3 minutes at 1700 rpm (lower than routine centrifuging). Transfer supernatant to a plastic screw-cap vial and label ”spun.” Refrigerate. Include additional clinical information on requisition, i.e., weeks gestation, is patient diabetic, source if not amniotic fluid, e.g., vaginal pool.
Standard Volume: 5 mL amniotic fluid.
Minimum Volume: 1.5 mL amniotic fluid.
Transport: Refrigerated.
Comments: Visible meconium or blood are less likely to interfere, if present in moderate amounts.
Rejection Criteria: Mucoid samples too viscous to pipette.

PeaceHealth Laboratories