2,3-Dinor 11 Beta-Prostaglandin F2 Alpha, 24 Hour Urine

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

Alias/See Also
11 Beta-Prostaglandin F2 Alpha; 23BPG

CPT Codes

Preferred Specimen
5 mL unpreserved 24 hour urine

Patient Preparation
Patients taking aspirin or nonsteroidal anti-inflammatory drugs (NSAID) may have decreased concentrations of prostaglandin F2 alpha. If possible, discontinue for 2 weeks or 72 hours, respectively, prior to collecting a specimen.

Minimum Volume
4 mL

Transport Container
Plastic pour off tube or plastic urine cup

Transport Temperature

Specimen Stability
Room Temperature: 8 hours
Refrigerated: 14 days
Frozen: 30 days

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS, Enzymatic Colorimetric Assay

Setup Schedule
Monday, Thursday

Report Available
2 - 6 days

Clinical Significance
Screening for mast cell activation disorders including systemic mastocytosis using 24 hour urine specimens

Performing Laboratory
Mayo Clinic Laboratories
200 First Street SW
Rochester, MN 55905

Last Updated: December 7, 2021

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.