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Pancreatic Polypeptide

Item Value
Approval req'd? No
Available Stat? No
Test code PPEP
Performed by Quest
Sendout? Yes
Method Extraction, RIA
Patient Preparation An 8 hour fast before specimen collection is required.

No radioisotopes should be administered during the 24 hours prior to specimen collection.
Collection Instructions For Brown & Toland patients, collect serum in Red top or Gold top tube instead of plasma.
Container type Lavender top (Red top or Gold top for B&T patients)
Amount to Collect 4 mL blood
Sample type EDTA plasma (Serum for B&T patients)
Preferred volume 2 mL serum or plasma
Min. Volume 0.6 mL serum or plasma
Processing notes Process immediately and freeze plasma at -20C in plastic tube. Order Quest # 4789X

For Brown & Toland patients, collect SERUM in Red top or SST tube. Process within 4 hours of collection, freeze immediately and ship frozen to sendout at China Basin. Order LabCorp test # 146704. Patient should fast for 10 hours prior to specimen collection.
Units pg/mL
Normal range
Age Reference Range
< 3 years Not established
3-9 years ≤ 519 pg/mL
10-13 years ≤ 361 pg/mL
14-17 years ≤ 297 pg/mL
18-29 years < 480 pg/mL
30-39 years 70-400 pg/mL
40-49 years 70-430 pg/mL
60-52 years 100-780 pg/mL
Stability Refrigerated 1 week, frozen at -20C 1 month
Turn around times Test run Thursday. Turnaround: 7-14 days.
CPT coding 83519-90
LOINC code 2721-9
Last Updated 11/3/2011 4:31:17 PM
Entry Number 704
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