Test Code ABID ANTIBODY IDENTIFICATION
Methodology
Gel System - Indirect Coombs
Antibody identification is performed when the results of the antibody screen portion of TS “Type and Screen, Blood” are positive. The identification can usually be completed in a few hours, but occasionally reference laboratory consultation is necessary.
Performing Laboratory
Logan Health Medical Center Laboratory
Specimen Requirements
Submit only 1 of the following specimens:
PREFERRED:
Pink-Top Tube
Container/Tube: Pink-top (EDTA tube) - Plain, red-top tube or serum gel tube is not acceptable.
Specimen Volume: 6mL of whole blood (minimum volume: Contact Blood Bank)
Collection Instructions: Forward promptly in original tube(s).
Alternate:
Lavender-Top Tube
Container/Tube: Lavender-top (EDTA) tube(s)-Plain, red-top tube or serum gel tube is not acceptable.
Specimen Volume: 3 mL to 4mL of whole blood (minimum volume: Contact Blood Bank)
Collection Instructions: Forward promptly in original tube(s).
Unacceptable:
- Hemolyzed Specimens
- Mislabeled or unlabeled Specimens
- Illegible specimen labels - NO GEL PENS
NOTE:
- Include report of diagnosis and history of transfusions, pregnancy, and drug therapy.
- Specimen being drawn may result in a possible transfusion. Specimen must be completely labeled as follows.
- Identify patient by asking them to state their name. If patient cannot identify himself or herself, find someone who can positively identify patient.
- When labeling Blood Bank pre-transfusion specimens, use Mobilab or a two person patient identification verification. Include both the collector's mnemonics and the verifier's mnemonic on the specimen label.
- Label specimen as follows prior to leaving patient’s side. Using a ballpoint pen (no gel).
- Patient’s full name
- Patient’s birthdate
- Date and time of draw
- Collector's mnemonic
- Verifier's mnemonic - not required if using Mobilab
Send labeled specimen to the laboratory.
* For 14 day specimens include a completed Outpatient/Pre-Admit Transfusion Medicine Identification (Blood Product) Form.
Forms:
- Outpatient/Pre-Admission Transfusion Medicine Identification Form
- See "Requisitions" in Special Instructions for a copy of the form.
- Include -
- Patient’s full name
- Patient’s birthdate
- Date and time of draw
- Collector's mneimonic
- Verifier's mnemonic - not required if using Mobilab
- Transfusion History
Reference Values
No clinically significant antibodies
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
86870
Specimen Transport Temperature
Refrigerate - 2 to 8oC