单词 | lecithin/sphingomyelin ratio |
释义 | lecithin/sphingomyelin ratiolecithin/sphingomyelin ratio(L-S ratio)lec·i·thin/sphin·go·my·e·lin ra·ti·o (L:S ra·ti·o),lecithin/sphingomyelin ratioL/S ratio Obstetrics The ratio of lecithin–phosphatidyl choline to sphingomyelin, a 'bench' parameter used to determine lung maturity and predict an infant's ability to survive without developing respiratory distress. See Biophysical profile, Lung profile, Respiratory distress syndrome. |
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