Use 21 gauge or larger needle. Collect discard tube first (approximately 2mL). Mix by gentle inversions at least 5 times. When collecting from an indwelling catheter, clear line with at least 5mL discard tube.
Collect
Greiner blue top citrate tube. One tube will yield only one test.
Inpatient units may obtain tube by calling Client Services at 758-0510.
Storage/Transport Temperature
Keep samples at room temperature. Must deliver to SMH ONLY within 3 hours of collection. Testing must be performed within 4 hours. Do not send through pneumatic tube system.
This test includes Platelet Function P2Y12 in PRU units.
Reference Interval
A PRU of 208 or less is recommended for patients receiving P2Y12 anit-platelet therapy. A PRU of 237 or greater would suggest a return to baseline aggregation after the withdrawal of medication or would suggest medication resistance in a person recently initiating treatment.
% Inhibition Threshold
PRU Threshold
10%
259
20%
237
30%
214
40%
187
50%
159
60%
131
CPT Codes
85576
Order Type (Individual or Group)
G
Group Test Information
Result Test ID
Reportable
Result Test Name
Result Type
Type (Alpha or Numeric)
P2Y1F
Y
PLATELET FUNCTION P2Y12
I
N
CPT Codes
85576
Pricing
Refer to Lab Account Manager. email: labservicesoutreach@urmc.rochester.edu
Specimen Requirements
Collection Instructions
Use 21 gauge or larger needle. Collect discard tube first (approximately 2mL). Mix by gentle inversions at least 5 times. When collecting from an indwelling catheter, clear line with at least 5mL discard tube.
Collect
Greiner blue top citrate tube. One tube will yield only one test.
Inpatient units may obtain tube by calling Client Services at 758-0510.
Storage/Transport Temperature
Keep samples at room temperature. Must deliver to SMH ONLY within 3 hours of collection. Testing must be performed within 4 hours. Do not send through pneumatic tube system.
This test includes Platelet Function P2Y12 in PRU units.
Result Interpretation
Reference Interval
A PRU of 208 or less is recommended for patients receiving P2Y12 anit-platelet therapy. A PRU of 237 or greater would suggest a return to baseline aggregation after the withdrawal of medication or would suggest medication resistance in a person recently initiating treatment.
% Inhibition Threshold
PRU Threshold
10%
259
20%
237
30%
214
40%
187
50%
159
60%
131
Coding
CPT Codes
85576
URM Labs Internal
Test Build
Order Type (Individual or Group)
G
Group Test Information
Result Test ID
Reportable
Result Test Name
Result Type
Type (Alpha or Numeric)
P2Y1F
Y
PLATELET FUNCTION P2Y12
I
N
CPT Codes
85576
Pricing
Refer to Lab Account Manager. email: labservicesoutreach@urmc.rochester.edu
