Method of Collection:
Volume as mentioned on gel vacutainer (Yellow)
Days for reporting:
2 Days
Reference:
Why is the Test Done?
This test is done as a part of newborn screening to detect congenital adrenal hyperplasia (CAH) due to 21-hydroxylase deficiency. It is also used for diagnosing CAH in older children and adults who may have a milder, "late-onset" form. It also helps in monitoring treatment response in patiwnt with 21-hydroxylase deficiency. An ACTH stimulation test is done as a follow-up test to assess response to treatment in patients of CAH.
How to prepare for the Test:
No test preparation is needed