Prostaglandin D2/creatinine ratio, urine-994

Test info

  
Prostaglandin D2/creatinine ratio, urine
  
994
  
LAB994
  
MSO
  
PG D2
PGD2
  

Prostaglandin D2 is a major prostaglandin produced by the brain and by mast cells, and plays a role in vasodilation ("niacin flush") and in the development of allergic diseases such as asthma and alopecia.

Specimen

  

Aspirin, indomethacin, or anti-inflammatory medications should be discontinued, if possible, at least 48 hours prior to collection. 

  
Urine, random
  
  
5 mL
  
1 mL
  

Random urine is acceptable and preferred. Preservative should not be added.

  

Freeze immediately

  

Screw cap plastic container (sterile)

  

Frozen - 6 months

  
  • Non-frozen
  • No timed collection is acceptable

Performance

  
LabCorp (505525): R-NX
  
12 days
  

SPE and LC-MS/MS Analysis

Clinical and Interpretive info

  

Not established

Billing

  
84150
82570
  
Result 14054-1

Tracking

  
06/03/2019
  
07/25/2022
  
05/20/2020