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HelpTest Code 23BPT 2,3-Dinor 11 Beta-Prostaglandin F2 Alpha, 24 Hour, Urine
Ordering Guidance
A 24-hour urine collection is the preferred specimen type, but a random specimen is also acceptable for 2,3-dinor 11beta-prostaglandin F2 alpha; order 23BPR / 2,3-Dinor 11 Beta-Prostaglandin F2 Alpha, Random, Urine.
If the total volume provided is less than 300 mL or the specimen does not meet the 24-hour urine requirements, this test will be canceled and 23BPR ordered and performed.
Necessary Information
Specimen volume (in milliliters) and duration (in hours) are required.
Specimen Required
Patient Preparation: Patients taking aspirin or nonsteroidal anti-inflammatory drugs (NSAIDs) may have decreased concentrations of prostaglandin F2 alpha. If possible, discontinue for 2 weeks or 72 hours, respectively, prior to collecting a specimen.
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Container/Tube: Plastic, 5-mL tube
Specimen Volume: 5 mL
Collection Instructions:
1. Collect urine refrigerate for 24 hours.
2. No preservative preferred.
Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens for multiple collections.
Secondary ID
606357Useful For
Screening for mast cell activation disorders including systemic mastocytosis using 24-hour urine specimens
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| T23BP | 2,3-dinor 11B-Prostaglandin F2a | No | Yes |
| CRT24 | Creatinine, 24 HR, U | No | Yes |
Special Instructions
Method Name
T23BP: Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
CRT24: Enzymatic Colorimetric Assay
Reporting Name
2,3-dinor 11B-Prostaglandin F2a, USpecimen Type
UrineSpecimen Minimum Volume
See Specimen Required
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 14 days | |
| Frozen | 30 days | ||
| Ambient | 8 hours |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Reference Values
<1802 pg/mg creatinine
Day(s) Performed
Tuesday, Thursday
Report Available
3 to 8 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
84150
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| 23BPT | 2,3-dinor 11B-Prostaglandin F2a, U | 94381-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| CR_A | Creatinine, 24 HR, U | 2162-6 |
| 603460 | 2,3-dinor 11B-Prostaglandin F2a | 94381-1 |
| TM27 | Collection Duration (h) | 13362-9 |
| VL69 | Urine Volume (mL) | 3167-4 |
| CR_24 | Creatinine Concentration, 24 HR, U | 20624-3 |