Test ID: CAHBS
Congenital Adrenal Hyperplasia (CAH) Newborn Screening, Blood Spot
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Reference Values 
Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.
17-HYDROXYPROGESTERONE
Males: <7.1 ng/mL
Females: <4.1 ng/Ml
ANDROSTENEDIONE
<3.1 ng/mL
CORTISOL
>2.5 ng/Ml
11-DEOXYCORTISOL
<10.1 ng/mL
21-DEOXYCORTISOL
<1.7 ng/Ml
(17 OHP + ANDROSTENEDIONE)/ CORTISOL RATIO
<2.51
Note: Abnormal (17 OHP + Androstenedione)/Cortisol Ratio: >2.5 is only applicable when 17-OHP is elevated
11-DEOXYCORTISOL/CORTISOL RATIO
<1.1
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