ARUP's Laboratory Test Directory

Phosphatidylglycerol : 0080275

Mnemonic: PG

Methodology: Immune Agglutination
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect:  Amniotic fluid.  Amniocentesis fluid preferred.  Do not centrifuge.

Transport:  1 mL amniotic fluid at 2-8°C. (Min: 0.5 mL) If transport is longer than four hours, send frozen. 

Remarks:  Freeze immediately.

Unacceptable Conditions:  Ambient samples.

Stability:  Ambient: 1 hour; Refrigerated: 4 hours; Frozen: 1 week
Reference Interval:
Mature fetal lung: Positive and Weak Positive
Immature fetal lung: Negative
CPT Code(s): 84081
 
 

 

 

 
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