Androstenedione

Test information: CHILDREN: Congenital adrenal hyperplasia (CAH) Diagnosis- may require HCG stimulation test to measure androstenedione: testosterone. CAH Monitoring- to reduce risk of virilisation in children. ADULTS: Useful in pregnant CAH patients as 17-HP becomes unreliable. Also useful in assessing ovarian & adrenal androgen secreting tumours. NOT indicated as a routine test for assessment of hirsutism or PCOS. HIGH in: PCOS, idiopathic hirsutism, ovarian/adrenal neoplasia, CAH and Cushings. (+ Spironolactone falsely high with analytical interference)

Specimen Type(s)

• Blood;

Other Acceptable Specimen Type(s)

N/A

Specimen Container - Adult

• Gold Top SST BD;

Specimen Container - Paediatric

• Clear - Plain;

Analytes

• N/A;

Part of a test profile?

No

Volume (min) of sample to be sent to laboratory

4ml

Patient Preparation, Sample Handling and Transport

Take sample in the morning and advisable to avoid stress. Spironolactone may cause falsely high results due to analytical interference.

Maximum add on time

N/A

Units and Reference Ranges / Interpretation

Multiple for age and sex

UKAS number

8483

UKAS accredited test?

Yes

Comments

N/A

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