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fern test

 

Definition:

  1. a test for estrogenic activity; cervical mucus smears form a fern pattern at those times when estrogen secretion is elevated, as at the time of ovulation; similar changes have been reported to occur in saliva;
  2. a test to detect ruptured amniotic membranes.

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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