2,3-Dinor 11 beta-prostaglandin F2 alpha, 24-hour urine-994

Test info

  
2,3-Dinor 11 beta-prostaglandin F2 alpha, 24-hour urine
  
994
  
LAB994
  
MSO
  
  • 2,3-dinor 11B-Prostaglandin F2a
  • Creatinine
  

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

Specimen

  

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.

  
Urine, 24-hr
  
5 mL aliquot from a 24 hr collection
  
4 mL aliquot from a 24 hr collection
  

1. Collect urine for 24 hours.

2. Refrigerate specimen during collection, and transport specimen refrigerated.

How to collect a 24 hr urine sample

  
  1. Record total volume
  2. Mix well
  3. Transfer 5.0 mL of urine to a Mayo Screw Cap Transfer Vial (T465)
  

Screw cap transfer vial/tube (Mayo T914) - preferred

24 hr urine container - acceptable

  
  • Total volume
  

Refrigerated (preferred) – 14 days

Ambient – 8 hours

Frozen – 30 days

Performance

  
Mayo Clinic Laboratories (23BPT): R-NX
  
Tu, Th
  
3 - 7 days
  

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Enzymatic Colorimetric Assay

Clinical and Interpretive info

  

<1802 pg/mg creatinine

  

Although a random urine collection is acceptable, the preferred specimen for 2,3-dinor-11beta-prostaglandin F2 alpha analysis is a 24-hour urine collection

Billing

  
84150

Tracking

  
06/22/2021
  
03/09/2023
  
03/08/2023