foam stability index

foam stability index

Foam stability test, shake test Obstetrics A semiquantitative bedside test for determining fetal lung maturity, based on the stability of bubbles when amniotic fluid is shaken in test tubes filled with various concentrations–42% to 58% of ethanol. See Surfactant.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
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