Platelet Clumper

Message

***This test should always be obtained by venipuncture to exclude pre-analytical collection issues.***

Please see the link below under Additonal Information for the Platelet Clumping Flowchart and the Test Change Notification.

Test Code

LAB1231101

CPT Codes
85049

Preferred Specimen

One 3 mL Lavender top tube AND One 3 mL blue top tube
Cannot be combined with other testing- no add on testing available

Minimum Volume

1 mL blood (Adult)

Transport Temperature

Refrigerated

Specimen Stability

Ambient 24 hours

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Clotted specimen, platelet clumps seen on stained slide, or questionable specmen integrity due to improper collection, blue top tube not filled properly, MAPPS (micrtotainer) collection.

Methodology
Sysmex XN 10

Setup Schedule

Sunday-Saturday

Reference Range

Female:

Age	PLT (10³/uL)	MPV fL
>18 years	150-400	8.7-12.5
12-18 years	194-345	9.6-11.7
6-12 years	199-367	9.3-11.3
2-6 years	189-394	8.9-11.0
181 days- 2 years	214-459	8.8-10.6
61-180 days	247-580	9.0-10.9
31-60 days	331-597	9.4-11.1
15-30 days	279-571	10.0-12.2
0-14 days	144-449	10.4-12.0

Male

Age	PLT (10³/uL)	MPV fL
>18 years	150-400	8.7-12.5
12-18 years	175-332	9.6-11.8
6-12 years	206-369	9.2-11.4
2-6 years	202-403	9.0-10.9
181 days- 2 years	206-445	8.7-10.5
61-180 days	244-529	8.9-10.6
31-60 days	229-562	9.2-10.8
15-30 days	248-586	10.1-12.1
0-14 days	218-419	10.2-11.9

Performing Laboratory
West Virginia University Hospital, Inc.

Additional Information
Platelet Clumping Flowchart
Test Change Notifications

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.