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Jul 22, 2015

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Clinical Hub,Tools & Resources,UWHC Lab Test Directory,Blood Center of SE WI

Drug-Dependent Platelet Ab

Drug-Dependent Platelet Ab (HCDDPLT) Blood Center of SE WI Lab Test

Name: Drug-Dependent Platelet Ab

Test Name: Drug-Dependent Platelet Ab

Health Link Test Code: HCDDPLT

LIS Test Code: DDPLT

CPT Code(s): 86022 (1st drug); each additional drug add 86022

Methodology: Flow Cytometry

Testing Site: Testing will be sent to an approved reference laboratory

Days Performed: Three times per week.

In-Lab Turnaround Time: 5 - 7 days.

Specimen: Blood

Collection Container: Red top

Also Acceptable: Light blue top (3.2% NaCitrate)

Collection Instructions:

Provide list of drugs to be tested.

Collection Volume: 9 mL

Pediatric Collection Volume: 2 mL

Stability Ambient:

Not acceptable

Stability Refridgerated:

7 days

Stability Frozen:

30 days

Sample Analyzed: Serum or plasma

Testing Volume: 5 mL

Pediatric Testing Volume: 1 mL

Specimen Transport:

Transport specimen to UWHC Hospital Laboratory. Transport with coolant pack if coming from clinic location.

Interpretation:

No drug-dependent platelet antibodies detected.

Interpretation Type: Expected Results

Additional Information:

Positive test results are not absolutely diagnostic of drug-induced thrombocytopenia and must be used in combination with clinical information to make a diagnosis. Negative results do not completely rule out a diagnosis of drug-induced immune thrombocytopenia.