17-Hydroxyprogesterone

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Also known as: 17-OHP; 17-OH progesterone; Progesterone - 17-OH
Formal name: 17-Hydroxyprogesterone
Related tests: Cortisol, ACTH, Testosterone, Androstenedione

At a Glance

Why Get Tested?

To screen for, detect, and monitor treatment for congenital adrenal hyperplasia (CAH); sometimes to help rule out other conditions

When to Get Tested?

1. as part of a routineĀ newborn screen, when an infant has ambiguous genitalia i.e it unclear if the child is male or female
2. when a young female has hirsutism (excess hair) or other symptoms of virilization
3. when a male child has premature sexual development
4. periodically to monitor CAH treatment

Sample Required?

A blood sample taken from a vein in your arm or blood from a heelprick for an infant.

Saliva specimens may also be suitable for analysis in some specialist laboratories.

Test Preparation Needed?

None