Last Modified:
2/9/2022 6:00:19 AM
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
2.0 mL Serum from a Red Top Tube in a Plastic Vial
Collection Instructions:
Let blood clot, centrifuge and separate
Minimum Volume:
1.0 mL Serum
Transport & Storage: Temperature/Stability:
Unacceptable Ambient
7 days Refrigerated - Transport
60 days Frozen
Rejection Criteria:
Serum Separator Tube (SST or PST) • Gel • Ambient
Reference Range:
Isohemagglutinin Titer A1 <1:2
Isohemagglutinin Titer A2 < 1:2
Isohemagglutinin Titer B < 1:2
Critical Ranges:
Test Comments:
Methodology:
Hemagglutination
Clinical Significance:
Determine the isohemagglutinin status of the patient. Maternal isohemagglutinins are associated with ABO-hemolytic disease of the newborn.
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
3 to 4 days
Days Performed:
Tuesday, Friday
Sites Performed:
Quest - Chantilly to Valencia
PHL Test Code:
ISOH
EPIC Test Code:
LAB2781
Send Out Test Code:
29837
Alternate Test Names:
Isohemagglutinin
Included Tests:
Isohemagglutinin Titer A1; Isohemagglutinin Titer A2; Isohemagglutinin Titer B
CPT Coding:
86886 x 3
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