Literature DB >> 927764

Relation between optical density at 650 nm and L/S ratios.

A J Sbarra, H Michlewitz, R J Selvaraj, G W Mitchell, C L Cetrulo, E C Kelley, J L Kennedy, M J Herschel, B B Paul, F Louis.   

Abstract

A simple and rapid test that correlates with L/S ratios has been developed. By centrifuging fresh, unfrozen amniotic fluids at 200g for 10 minutes and measuring the optical density at at 650 nm, correlation with L/S ratios is obtained. Optical density readings of 0.15 or greater correlate 100% with L/S ratios of 2.0 or greater. Optical readings below 0.15 correlate 94% with L/S ratios below 2.0.

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Year:  1977        PMID: 927764

Source DB:  PubMed          Journal:  Obstet Gynecol        ISSN: 0029-7844            Impact factor:   7.661


  1 in total

1.  The antepartum assessment of fetal well-being.

Authors:  P R Meier; E L Makowski
Journal:  West J Med       Date:  1983-05
  1 in total

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