Lecithin to Sphingomyelin Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the ratio of lecithin compared to sphingomyelin present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - LCTHSPGM - LS Ratio - Lecithin/Sphingomyelin - Lecithin/Sphingomyelin