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Lecithin-Sphingomyelin Ratio (Inactive as of 11/14/16)

CPT Code(s): 83661
Specimen Required: Patient Preparation:Amniocentesis preferred.
Collect:Amniotic fluid.
Specimen Preparation:Do not centrifuge. Transport 10 mL amniotic fluid. (Min: 4 mL)
Storage/Transport Temperature:Refrigerated.
Stability:Ambient: 1 hour; Refrigerated: 48 hours; Frozen: 1 year
New York DOH Approval Status: This test is New York DOH approved.
Aliases:
  • fetal lung maturityFLML-S ratioL/SL/S RatioLSLS Ratio
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