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Test Code MISCLM Cell-Bound Platelet Autoantibody Screen, Blood

Important Note

Shipping Instructions

Specimen must arrive within 48 hours. Draw specimen Monday through Thursday only and not the day before a holiday. Specimen should be drawn and packaged as close to shipping time as possible.

 

Additional Codes

MAYO Test ID
CBPAN
EPIC Test ID
LAB2608

 

Useful For

Diagnosis of idiopathic (autoimmune) thrombocytopenia purpura (ITP) and diagnosis of immune thrombocytopenia associated with systemic lupus erythematosus or other disorders associated with autoimmune phenomena

Method Name

Solid Phase Enzyme-Linked Immunosorbent Assay (ELISA)

Reporting Name

Cell Bound Platelet Ab Screen, B

Specimen Type

Whole Blood EDTA


Advisory Information


Neonate testing is not available. Instead send maternal specimen for PLABN / Platelet Antibody Screen, Serum.



Shipping Instructions


Specimen must arrive within 48 hours. Draw specimen Monday through Thursday only and not the day before a holiday. Specimen should be drawn and packaged as close to shipping time as possible.



Necessary Information


If ordering electronically, answer all Prompt Questions for timely result reporting:

1. Reason for request is required for result interpretation.

a. Use provided diagnosis options if appropriate. If specific diagnosis is unknown select the generic answer of Autoimmune Thrombocytopenia.

b. Record only the diagnosis pertaining to this test.

c. Record diagnosis description instead of code.

2. Indicate if patient has had intravenous immunoglobulin (IVIg) therapy in the last month: Yes or No

3. Indicate if the patient has received a platelet transfusion within 72 hours of collection (Transfused platelets will interfere with assay): Yes or No

4. Record the most recent platelet count, if available. If not available, enter "Not Available". Platelet count conversion: 93 x10(9)/L = 93 x10(6)/mL = 93 x 10(3)/microliter



Specimen Required


Patient Preparation: Do not collect within 72 hours of a platelet transfusion. Transfused platelets will interfere with this assay.

Container/Tube: Lavender top (EDTA)

Specimen Volume: 20 mL

Collection Instructions: The patient must have a platelet count >10,000/microliter.


Specimen Minimum Volume

Adults: 10 mL; Pediatrics: 5 mL

Specimen Stability Information

Specimen Type Temperature Time
Whole Blood EDTA Ambient 48 hours

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

Specimen older than 48 hours

Reference Values

Not applicable

Day(s) and Time(s) Performed

Monday through Friday; 7:30 a,m.-5 p.m.

Saturday; 10 a.m.-6 p.m.

Analytic Time

2 days

Performing Laboratory

Mayo Medical Laboratories in Rochester

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

86023

LOINC Code Information

Test ID Test Order Name Order LOINC Value
CBPAN Cell Bound Platelet Ab Screen, B In Process

 

Result ID Test Result Name Result LOINC Value
PTL10 Overall Result In Process
PTL11 Interpretation In Process
PTL12 GPIIb/IIIa In Process
PTL13 GPIb/IX In Process
PTL14 GPIa/IIa In Process
PTL19 Reason for request? 29548-5
PTL20 IVIg in last month? In Process
PTL21 Plt Transfusion in last 72 hours? In Process
PTL22 Platelet Count x 10(9)/L? In Process

Forms

Cell-Bound Platelet Autoantibody Screen, Blood Patient Information in Special Instructions