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Prenatal Panel 2 Expanded with HIV

Mnemonic

PRE2HIV

Includes

ABO Group & Rh Type, Antibody Screen, CBC with Auto Diff, Syphilis Antibody Screen with Reflex, Rubella IgG Antibody, Hepatitis B Surface Antigen with Reflex, HIV ½ Antibody & p24 Antigen Screen with Reflex

Guidelines

Please refer to our Syphilis LabAlert

Specimen Collection Requirements

Collect

Whole Blood, Three FULL 4.0 mL lavender (EDTA) top tubes

-AND-

Serum, Two 5.0 mL gold (SST) or Two 8.5mL Red-Grey Marble top tubes

Handling

EDTA WB: One lavender top tube used for CBC must be at least half full & not over 24 hours old. Do not under- or over-fill tubes. The two lavender top tubes for blood typing & Ab screen must be labeled appropriately. See Blood Bank Collection Guidelines.

Serum: Allow serum to clot completely at room temperature (minimum: SST - 30 minutes). Separate serum or plasma from cells within 1 hour of collection.

Preferred Volume

EDTA WB: 12.0 mL in three full 4.0 mL lavender top tubes

Serum: 7.0 mL

Minimum Volume

EDTA WB: 6.0 mL in one full 4.0mL and one 2.0 mL lavender top tubes

Serum: 3.0 mL (7.5 mL minimum whole blood draw)

Transport

EDTA WB: Refrigerated (2-8 ºC)

Serum: Refrigerated (2-8 ºC)

Rejection Criteria

EDTA WB and Serum: Hemolyzed specimens, Contaminated with bacteria, Grossly lipemic or turbid specimens, Incorrect specimen container, Incorrectly labeled, Specimen too old, Heat-inactivated specimens.

EDTA WB Only: Frozen, Clotted, Tube less than half full

Stability

EDTA WB: Room Temperature (18-26°C): 12 hours; Refrigerated (2-8°C): 24 hours; Frozen (≤ -20°C): Unacceptable

Serum: Room Temperature (18-26°C): 8 hours; Refrigerated (2-8°C): 48 hours; Frozen (≤ -20°C): 2 months

Testing Information

Performed

Mon - Fri

Reported

Most tests reported within 24 hours. Refer to each test for more information.

Method

Refer to specific test.

Reference Values

Reference Values

Refer to specific test.

Comments

Syphilis Screen, Hepatitis B Surface Ab, and HIV Screen will reflex to confirmatory tests for additional charge. For more information, refer to specific test.

CPT Codes

ABO Group, Rh Type, & Ab Screen: 86900, 86901; CBC with Auto Diff: 85025; Syphilis Screen with Reflex: 86780, 86592, 86593, 86780; Rubella IgG: 86762; Hepatitis Bs Ag with Reflex: 87340, 87341; HIV ½ Ab & P24 Ag with Reflex: 87389, 86701, 86702

Last Updated: Wednesday, December 4, 2019 08:17:54 PM


Client Services: 503-413-1234