chorionic chorionic

Definition(s):

  • (adj) of or relating to a chorion

Usage(s):

  1. Most laboratory tests for pregnancy work on the same principle: detection of a key hormone, chorionic gonadotrophin, found in the urine of a pregnant woman.
  2. If the test is positive, you still have to decide whether to undergo amniocentesis or another test, chorionic villus sampling, to confirm the diagnosis one way or the other.
  3. When performed in the first 60 days of pregnancy, the test, chorionic villus sampling, sometimes leads to the loss of an arm or leg.

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