fern test

fern test definition - medical

fern test (fûrn)

noun
A test for estrogenic activity in which cervical mucus smears form a fernlike pattern at times when estrogen secretion is elevated, as at the time of ovulation.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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