Diagnosis of fetal maturity by amniotic fluid phospholipids

A lecithin/sphingomyelin (L/S) ratio of >1.75 indicates pulmonary maturity. With the use of thin-layer chromatography, the L/S ratio can be determined in about 1½ hours. The L/S ratio should be determined in those patients in whom there is doubt of fetal maturity and where elective termination of...

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Veröffentlicht in:	American journal of obstetrics and gynecology 1972-12, Vol.114 (8), p.1078-1082
Hauptverfasser:	Gerbie, Melvin V., Gerbie, Albert B., Boehm, John
Format:	Artikel
Sprache:	eng
Schlagworte:	Amniocentesis Amniotic Fluid - analysis Chromatography, Thin Layer Creatinine - analysis Embryonic and Fetal Development Female Fetal Diseases - diagnosis Gestational Age Humans Lung - embryology Phosphatidylcholines - analysis Pregnancy Pulmonary Surfactants - analysis Sphingomyelins - analysis
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