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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Antibody Titer

Test Code(s): NABT / HCNABT

CPT Code(s): 86886

Methodology: Hemagglutination

Days Performed: Daily, 0700 - 2230.

Turnaround Time: Stat: Not available stat.
Routine: 24 hours.


Specimen Requirements

Specimen: Blood

Collection Instructions: Indicate collection date and time on specimen.

Collection Container: Preferred: Pink top tube (adult) or 2 mL lavender top acceptable for pediatric or neonate

Collection Volume: Preferred: 6 mL
Pediatrics: 2 mL

Sample Analyzed: Plasma

Specimen Processing: Do not open or centrifuge tube.

Specimen Transport: Transport specimen to UWHC Transfusion Service (C7/381) or send to tube station 134.

Stability: Ambient: 24 hours
Refrigerated: 10 days
Frozen: 1 year


Interpretation

Additional Information:

This test will only be performed if the Indirect Antiglobulin test (or Antibody Screen) is positive.

Antibody Titer
COOMBS ANTIBODY TITER
RED CELL ANTIBODY TITER

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